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  • 16:53, 23 November 2020 Webref talk contribs created page Beryloid (Created page with "In crystallography, the dihexagonal bipyramid, common in crystals of beryl. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:53, 23 November 2020 Webref talk contribs created page Beryllonite (Created page with "A monoclinic mineral, NaBePO<sub>4</sub> ; colorless or yellow; forms transparent, topazlike pseudo-orthorhombic crystals. Source: Dictionary of Mining, Mineral, and Related...")
  • 16:53, 23 November 2020 Webref talk contribs created page Beryllium oxide (Created page with "A white powder; hexagonal; BeO. Used in the preparation of beryllium compounds and in ceramics and refractories. Melting point, 2,570 degrees C; and sp gr, 3.02. Bodies high i...")
  • 16:52, 23 November 2020 Webref talk contribs created page Beryllium nitride (Created page with "Be<sub>3</sub> N<sub>2</sub> ; molecular weight, 55.05; colorless; isometric; and melting point, 2,200 + or - 100 degrees C. <i>Bennett </i> Source: Dictionary of Mining, Mi...")
  • 16:52, 23 November 2020 Webref talk contribs created page Beryllium disilicate (Created page with "Be<sub>4</sub> Si<sub>2</sub> O<sub>7</sub> (OH)<sub>2</sub> ; mol wt, 238.23; orthorhombic; sp gr, 2.6. Syn: bertrandite Source: Dictionary of Mining, Mineral, and Relat...")
  • 16:52, 23 November 2020 Webref talk contribs created page Beryllium carbide (Created page with "Be<sub>2</sub> C ; decomposes above 2,950 degrees C. Used as a moderator in nuclear application. Molecular weight, 30.04; yellow; hexagonal; and sp gr, 1.90 at 15 degrees C....")
  • 16:51, 23 November 2020 Webref talk contribs created page Beryllium aluminate (Created page with "BeAl<sub>2</sub> O<sub>4</sub> ; mol wt, 126.97; orthorhombic; sp gr, 3.76; source of beryllium. Syn: chrysoberyl Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:50, 23 November 2020 Webref talk contribs created page Beryllite (Created page with "A hydrous silicate of beryllium, Be<sub>3</sub> SiO<sub>4</sub> (OH)<sub>2</sub> .H <sub>2</sub> O , as an alteration product of epididymite. <i>Spencer, 5 </i> Source: Dic...")
  • 16:49, 23 November 2020 Webref talk contribs created page Berylliosis (Created page with "An occupational disease caused by the inhalation of fumes liberated during the reduction of beryllium. Beryllium is thought to play the principal role, aggravated by fluorine,...")
  • 16:49, 23 November 2020 Webref talk contribs created page Beryllides (Created page with "A group of intermetallic compounds of potential interest as special ceramics. Cell dimensions and types of structure have been reported for the beryllides of titanium, vanadiu...")
  • 16:49, 23 November 2020 Webref talk contribs created page Beryl preferential stain process (Created page with "A quick, simple method for determining the amount of beryl in a mineral sample. The samples are placed in a hot solution of sodium hydroxide, which etches the beryl grains in...")
  • 16:48, 23 November 2020 Webref talk contribs created page Beryl (Created page with "A hexagonal mineral, Be<sub>3</sub> Al<sub>2</sub> Si<sub>6</sub> O<sub>18</sub> ; green, blue-green, and other pale tints; in granite pegmatites, mica schists, and an accesso...")
  • 16:48, 23 November 2020 Webref talk contribs created page Bertrandite (Created page with "An orthorhombic mineral, 4[Be<sub>4</sub> Si<sub>2</sub> O<sub>7</sub> (OH)<sub>2</sub> ]; colorless to clear pale yellow and shows heart-shaped twins; in pegmatites; a source...")
  • 16:47, 23 November 2020 Webref talk contribs created page Bertrand process (Created page with "A heavy-fluid coal cleaning process that utilizes a calcium chloride solution as separating medium and is applicable only to deslimed feed. It differs from the Lessing process...")
  • 16:46, 23 November 2020 Webref talk contribs created page Bertrand lens (Created page with "A removable lens in the tube of a polarized-light microscope used to converge light to form an interference figure. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:46, 23 November 2020 Webref talk contribs created page Berthonite (Created page with "A discredited name for bournonite. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:46, 23 November 2020 Webref talk contribs created page Berthierine (Created page with "A monoclinic mineral, (Fe<sup>2+</sup> ,Fe<sup>3+</sup> ,Mg)<sub>2-2D3</sub> (Si,Al)<sub>2</sub> O<sub>5</sub> (OH)<sub>4</sub> of the kaolinite-serpentine group; dark steel-...")
  • 16:46, 23 November 2020 Webref talk contribs created page Bernstein (Created page with "# A fossil resin found in and in association with lignite beds of Eocene age. Commonly occurring in many European localities, and is esp. abundant in areas bordering the Balti...")
  • 16:45, 23 November 2020 Webref talk contribs created page Bernardinite (Created page with "Originally described by Stillman as fossil resin, but later shown by Stanley-Brown to be a fungus impregnated by resinous material. <i>Tomkeieff </i> Source: Dictionary of M...")
  • 16:45, 23 November 2020 Webref talk contribs created page Berms (Created page with "In coastline terminology berms are storm-built beach features that resemble small terraces; on seaward edges are low ridges built up by storm waves. Source: Leet, L....")
  • 16:44, 23 November 2020 Webref talk contribs created page Bermanite (Created page with "A monoclinic mineral, Mn<sup>2+</sup> Mn<sup>3+</sup><sub>2</sub> (PO<sub>4</sub> ) <sub>2</sub> (OH)<sub>2</sub> .4H<sub>2</sub> O ; in pegmatites. Source: Dictionary of Mi...")
  • 16:44, 23 November 2020 Webref talk contribs created page Berm interval (Created page with "Vertical distance from crest of berm to its underlying toe, as in a bank or bench. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:44, 23 November 2020 Webref talk contribs created page Berm (Created page with "# A horizontal shelf or ledge built into the embankment or sloping wall of an open pit or quarry to break the continuity of an otherwise long slope and to strengthen its stabi...")
  • 16:43, 23 November 2020 Webref talk contribs created page Berlin iron (Created page with "A soft iron containing phosphorus, which makes very fine smooth castings and is used for ornaments and jewelry. <i>Standard, 2 </i> Source: Dictionary of Mining, Mineral, an...")
  • 16:43, 23 November 2020 Webref talk contribs created page Berlin blue (Created page with "In optical mineralogy, an anomalous interference color of the first order; e.g., some epidotes. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:43, 23 November 2020 Webref talk contribs created page Berkelium (Created page with "The element having the atomic number 97, the discovery of which was announced by Thompson, Ghiorso, and Seaborg in 1950. They produced an isotope of 4.5 h half-life, berkelium...")
  • 16:43, 23 November 2020 Webref talk contribs created page Berkeleyite (Created page with "See: lazulite Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:43, 23 November 2020 Webref talk contribs created page Bergschrund (Created page with "Gap, or cirque. Source: Leet, L. Don. 1982. <i>Physical Geology, 6th Edition.</i> Englewood Cliffs, NJ: Prentice-Hall")
  • 16:42, 23 November 2020 Webref talk contribs created page Berglof process (Created page with "A method of direct reduction of iron ore. The reduction of the ore was carried out in interchangeable containers. The ore was heated to the reduction temperature in one contai...")
  • 16:42, 23 November 2020 Webref talk contribs created page Bergenite (Created page with "Occurs naturally at Bergen an der Trieb, Saxony, with other uranium minerals; named from locality, the older name being rejected as implying a barian phosphuranylite rather th...")
  • 16:42, 23 November 2020 Webref talk contribs created page Bergbutter (Created page with "Various salts, commonly halotrichite. <i>Hey, 1 </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:42, 23 November 2020 Webref talk contribs created page Bergalith (Created page with "See: bergalite Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:41, 23 November 2020 Webref talk contribs created page Bergalite (Created page with "A pitchy black dike rock containing small phenocrysts of haueyne, apatite, perovskite, melilite, and magnetite in a groundmass of the same minerals with nepheline, biotite, an...")
  • 16:17, 23 November 2020 Webref talk contribs created page Berek compensator (Created page with "In polarized-light microscopy, an optical device of variable compensation for analysis of birefringence. CF: accessory plate Source: Dictionary of Mining, Mineral, and Re...")
  • 16:17, 23 November 2020 Webref talk contribs created page Berdan (Created page with "A circular, revolving, inclined iron pan in which concentrates are ground with mercury and water by an iron ball. <i>Gordon </i> Source: Dictionary of Mining, Mineral, and R...")
  • 16:17, 23 November 2020 Webref talk contribs created page Beraunite (Created page with "A monoclinic mineral, Fe<sup>2+</sup> Fe<sup>3+</sup><sub>5</sub> (PO<sub>4</sub> ) <sub>4</sub> (OH)<sub>5</sub> .4H<sub>2</sub> O ; a secondary mineral in iron deposits; an...")
  • 16:16, 23 November 2020 Webref talk contribs created page Benzol indicator (Created page with "A portable instrument designed specif. for measuring low concentrations of benzol, which are potentially dangerous to the health of personnel. <i>Best, 1 </i> Source: Dictio...")
  • 16:16, 23 November 2020 Webref talk contribs created page Benzenol (Created page with "See: phenol Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:16, 23 November 2020 Webref talk contribs created page Bentonitic clay (Created page with "Bentonite. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:15, 23 November 2020 Webref talk contribs created page Benthos (Created page with "All plants and animals living on the ocean bottom. <i>Hy </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:15, 23 November 2020 Webref talk contribs created page Benthonic (Created page with "# Refers to the bottom of a body of standing water. <i>AGI </i> # Pertaining to benthos; also, said of that environment. Syn: demersal <i>AGI </i> Source: Dictionary...")
  • 16:14, 23 November 2020 Webref talk contribs created page Benthic Division (Created page with "A primary division of the sea that includes all of the ocean floor. The Benthic Division is subdivided into the Littoral System (the ocean floor lying in water depths ranging...")
  • 16:14, 23 November 2020 Webref talk contribs created page Bent sieve (Created page with "A stationary screen constructed in the form of an arc of a circle and arranged as a chute over which the clean coal from a cyclone washer passes to the orthodox rinsing screen...")
  • 16:14, 23 November 2020 Webref talk contribs created page Bent (Created page with "# In tunnel timbering, two posts and a roof timber. <i>Nichols, 1 </i> # A transverse structure consisting of legs, bracing, and feet used for the purpose of supporting a gal...")
  • 16:14, 23 November 2020 Webref talk contribs created page Benstonite (Created page with "A trigonal mineral, (Ba,Sr)<sub>6</sub> (Ca,Mn)<sub>6</sub> Mg(CO<sub>3</sub> ) (sub 13) ; shows flat, simple rhombohedral crystals and cleavage; fluoresces yellow or red; in...")
  • 16:13, 23 November 2020 Webref talk contribs created page Benjaminite (Created page with "A monoclinic mineral, (Ag,Cu)<sub>3</sub> (Bi,Pb)<sub>7</sub> S<sub>12</sub> . Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:13, 23 November 2020 Webref talk contribs created page Benitoite (Created page with "A hexagonal mineral, 2[BaTiSi<sub>3</sub> O<sub>9</sub> ] ; occurs in double pyramids; colorless, white, or blue, resembling sapphire; in veins in serpentine schist. Source:...")
  • 16:12, 23 November 2020 Webref talk contribs created page Benioff zone (Created page with "A seismic zone dipping beneath a continental margin and having a deep-sea trench as surface expression. Source: Leet, L. Don. 1982. <i>Physical Geology, 6th Edition.</i...")
  • 16:11, 23 November 2020 Webref talk contribs created page Bengal amethyst (Created page with "An archaic trade name for purple sapphire. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:03, 23 November 2020 Webref talk contribs created page Beneficiation (Created page with "# The dressing or processing of coal or ores for the purpose of (1) regulating the size of a desired product, (2) removing unwanted constituents, and (3) improving the quality...")
  • 16:02, 23 November 2020 Webref talk contribs created page Beneficiate (Created page with "To improve the grade by removing associated impurities; to upgrade. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:02, 23 November 2020 Webref talk contribs created page Bends (Created page with "Caisson disease, brought on by too sudden return to normal pressure after working in a pressurized shaft or tunnel. <i>Pryor, 3 </i> Source: Dictionary of Mining, Mineral, a...")
  • 16:02, 23 November 2020 Webref talk contribs created page Bending stress (Created page with "The stress produced in the outer fibers of a rope by bending over a sheave or drum. <i>Zern </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:01, 23 November 2020 Webref talk contribs created page Bendelari jig (Created page with "A jig fitted with a flexible rubber diaphragm that is worked by an eccentric motion, thus producing a jigging cycle (pulsion suction). See also: jig Source: Dictionary of...")
  • 16:01, 23 November 2020 Webref talk contribs created page Bend wheel (Created page with "A wheel used to interrupt and change the normal path of travel of the conveying or driving medium. Most generally used to effect a change in direction of conveyor travel from...")
  • 16:01, 23 November 2020 Webref talk contribs created page Bend test (Created page with "A test for determining relative ductility of metal that is to be formed, usually sheet, strip, plate, or wire, and for determining soundness and toughness of metal. The specim...")
  • 16:01, 23 November 2020 Webref talk contribs created page Bend tangent (Created page with "A tangent point where a bending arc ceases or changes. <i>ASM, 1 </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:00, 23 November 2020 Webref talk contribs created page Bend shaft (Created page with "A shaft that supports a bend wheel or pulley. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:00, 23 November 2020 Webref talk contribs created page Bend radius (Created page with "The inside radius of a bent section. <i>ASM, 1 </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:00, 23 November 2020 Webref talk contribs created page Bend pulley (Created page with "An idler pulley that is used solely for the purpose of changing the direction of travel of the belt other than at the terminals of the conveyor. <i>NEMA, 2 </i> Source: Dict...")
  • 16:00, 23 November 2020 Webref talk contribs created page Benchy (Created page with "Forming frequent benches; said of a lode. <i>Standard, 2 </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:59, 23 November 2020 Webref talk contribs created page Benching iron (Created page with "An item of surveying equipment, comprising a triangular steel plate with pointed studs at the corners. These studs are driven into the ground in the desired position. The plat...")
  • 15:59, 23 November 2020 Webref talk contribs created page Benching (Created page with "# A method of working small quarries or opencast pits in steps or benches, in which rows of blasting holes are drilled parallel to the free face. The benching method has certa...")
  • 15:58, 23 November 2020 Webref talk contribs created page Benches (Created page with "A name applied to ledges of all kinds of rock that are shaped like steps or terraces. They may be developed either naturally in the ordinary processes of land degradation, fau...")
  • 15:58, 23 November 2020 Webref talk contribs created page Benched foundation (Created page with "Foundation excavated on a sloping stratum of rock, which is cut in steps so that it cannot slide when under load. Syn: stepped foundation <i>Hammond </i> Source: Dicti...")
  • 15:58, 23 November 2020 Webref talk contribs created page Bench-and-bench (Created page with "Ark. That plan of mining coal in a room that requires the blasting of the two benches of coal alternately, each a little beyond the other. Syn: bench working Source: Dict...")
  • 15:58, 23 November 2020 Webref talk contribs created page Bench working (Created page with "The system of working one or more seams or beds of mineral by open working or stripping in stages or steps. Syn: bench-and-bench Source: Dictionary of Mining, Mineral, an...")
  • 15:57, 23 November 2020 Webref talk contribs created page Bench slope (Created page with "See: bank slope Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:57, 23 November 2020 Webref talk contribs created page Bench scrap (Created page with "The scrap mica resulting from rifting and trimming hand-cobbed mica. <i>Skow </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:54, 23 November 2020 Webref talk contribs created page Bench placer (Created page with "A bench gravel that is mined as a placer. Syn: bench gravel; river-bar placer; terrace placer. <i>AGI </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 14:29, 23 November 2020 Webref talk contribs created page Bench of timbers (Created page with "A term used to describe the header when it is complete with legs. Syn: set Source: Dictionary of Mining, Mineral, and Related Terms")
  • 14:26, 23 November 2020 Webref talk contribs created page Bench height (Created page with "The vertical distance from the top of a bench to the floor or to the top of the next lower bench. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 14:26, 23 November 2020 Webref talk contribs created page Bench gravel (Created page with "A term applied in Alaska and the Yukon Territory to gravel beds on the side of a valley above the present stream bottom, which represent part of the stream bed when it was at...")
  • 14:25, 23 November 2020 Webref talk contribs created page Bench flume (Created page with "A conduit on a bench, cut on sloping ground. <i>Seelye, 1 </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 14:23, 23 November 2020 Webref talk contribs created page Bench face (Created page with "See: bank Source: Dictionary of Mining, Mineral, and Related Terms")
  • 14:23, 23 November 2020 Webref talk contribs created page Bench diggings (Created page with "River placers not subject to overflows. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 14:22, 23 November 2020 Webref talk contribs created page Bench cut (Created page with "# In vertical shaft sinking, blasting of drill holes so as to keep one end of a rectangular opening deep (leading), thus facilitating drainage and removal of blasted rock. <i...")
  • 14:22, 23 November 2020 Webref talk contribs created page Bench coal (Created page with "A coal seam cut in benches or layers. <i>Tomkeieff </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 14:22, 23 November 2020 Webref talk contribs created page Bench claim (Created page with "A placer claim located on a bench above the present level of a stream. <i>Hess </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 14:22, 23 November 2020 Webref talk contribs created page Bench blasting (Created page with "A mining system used either underground or in surface pits whereby a thick ore or waste zone is removed by blasting a series of successive horizontal layers called benches. S...")
  • 14:21, 23 November 2020 Webref talk contribs created page Bench (Created page with "# A terrace on the side of a river or lake having at one time formed its bank. See also: bench gravel # In an underground mine, a long horizontal face or ledge of ore in a...")
  • 14:20, 23 November 2020 Webref talk contribs created page Ben (Created page with "# Scot. Inward; toward the workings; the workman's right to enter the pit. # The live or productive part of a lode. <i>Arkell </i> # A mountain peak; a word occurring chiefly...")
  • 14:20, 23 November 2020 Webref talk contribs created page Bementite (Created page with "# A light gray or grayish-brown, common manganese mineral, Mn<sup>2+</sup> <sub>8</sub> Si<sub>6</sub> O<sub>15</sub> (OH)<sub>10</sub> . <i>Kirk </i> # An erroneous name fo...")
  • 14:19, 23 November 2020 Webref talk contribs created page Belynski's reagent (Created page with "A 1% copper sulfate solution recommended as an etchant for revealing dendritic structures in high-carbon steels. <i>Osborne </i> Source: Dictionary of Mining, Mineral, and R...")
  • 14:19, 23 November 2020 Webref talk contribs created page Belyankinite (Created page with "A mineral, Ca<sub>1-2</sub> (Ti,Zr,Nb)<sub>5</sub> O<sub>12</sub> .9H<sub>2</sub> O(?) ; amorphous, yellowish-brown. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 14:19, 23 November 2020 Webref talk contribs created page Belugou imperfection coefficient (Created page with "In coal testing, a parameter, B, applied to the ash curve: B = (p75 - p25)/2(p50 - 1), where pX is the specific gravity of particles of which the fraction separated is X perc...")
  • 14:19, 23 November 2020 Webref talk contribs created page Belt-type conveyor (Created page with "A conveyor consisting of an endless belt used to transport material from one place to another. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 14:17, 23 November 2020 Webref talk contribs created page Beltman (Created page with "See: conveyor man Source: Dictionary of Mining, Mineral, and Related Terms")
  • 14:17, 23 November 2020 Webref talk contribs created page Belting (Created page with "One of the main parts of a belt conveyor. The belting consists of piles of cotton duck impregnated with rubber, with top and bottom covers of rubber. The carrying capacity of...")
  • 14:16, 23 November 2020 Webref talk contribs created page Belt tripper (Created page with "A device or mechanism that causes the conveyor belt to pass around pulleys for the purpose of discharging material from it. Source: Dictionary of Mining, Mineral, and Related...")
  • 14:16, 23 November 2020 Webref talk contribs created page Belt tensioning device (Created page with "A device fitted to a belt conveyor that automatically takes up any slack or stretch in the belting. A gravity takeup device is sometimes fitted immediately behind the driving...")
  • 14:16, 23 November 2020 Webref talk contribs created page Belt table (Created page with "A table incorporating a belt conveyor so arranged as to provide working space on one or both sides of the belt. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 14:16, 23 November 2020 Webref talk contribs created page Belt slip (Created page with "The difference in speed between the driving drum and the belt conveyor. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 14:16, 23 November 2020 Webref talk contribs created page Belt protection device (Created page with "A device fitted to a belt conveyor to give an alarm or to cause the conveyor to stop in the event of a defect, such as belt slip, breakage, tearing, misalignment, or overload....")
  • 14:15, 23 November 2020 Webref talk contribs created page Belt press (Created page with "A device for dewatering mineral slurries, esp. waste from coal washing, which consists of a moving belt constructed of relatively open cloth. Belt presses are widely used in t...")
  • 14:15, 23 November 2020 Webref talk contribs created page Belt of variables (Created page with "The belt of marine deposition extending from the coast (high watermark) to a depth of about 100 fathoms (183 m); i.e., corresponding roughly with the continental shelf (in the...")
  • 14:15, 23 November 2020 Webref talk contribs created page Belt of soil moisture (Created page with "Subdivision of intermediate belt, where it may be held by molecular attraction against influence of gravity. Source: Leet, L. Don. 1982. <i>Physical Geology, 6th Edition...")
  • 14:15, 23 November 2020 Webref talk contribs created page Belt loader (Created page with "A machine whose forward motion cuts soil with a plowshare or disk and pushes it to a conveyor belt that elevates it to a dumping point. Syn: elevating grader Source: Dict...")
  • 14:15, 23 November 2020 Webref talk contribs created page Belt horsepower (Created page with "That power developed with all auxiliary equipment (such as pump and fans) attached; it is consequently lower than flywheel horsepower. <i>Carson, 1 </i> Source: Dictionary o...")
  • 14:14, 23 November 2020 Webref talk contribs created page Belt friction (Created page with "See: friction Source: Dictionary of Mining, Mineral, and Related Terms")
  • 14:14, 23 November 2020 Webref talk contribs created page Belt flotation (Created page with "A method sometimes used to recover diamond particles 1 mm or smaller. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 14:14, 23 November 2020 Webref talk contribs created page Belt feeder (Created page with "Short loop of conveyor belt, or articulated steelplate, used to draw ore at a regulated rate from under a bin or stockpile. <i>Pryor, 3 </i> Source: Dictionary of Mining, Mi...")
  • 14:14, 23 November 2020 Webref talk contribs created page Belt dressing (Created page with "A compound used to improve adhesion or flexibility. <i>Pryor, 3 </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 14:14, 23 November 2020 Webref talk contribs created page Belt creep (Created page with "Gentle slip. <i>Pryor, 3 </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 14:13, 23 November 2020 Webref talk contribs created page Belt conveyor structure (Created page with "The framework for supporting the bottom strand of a belt conveyor. <i>Nelson </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 14:12, 23 November 2020 Webref talk contribs created page Belt conveyor (Created page with "# A moving endless belt that rides on rollers and on which materials can be carried. The principal parts of a belt conveyor are (1) a belt to carry the load and transmit the p...")
  • 14:12, 23 November 2020 Webref talk contribs created page Belt cleaner (Created page with "A device attached to a belt conveyor to clean or remove dirt or coal dust from the belt surface. Rotary bristle brushes are sometimes used, driven either by gearing from the c...")
  • 10:49, 19 November 2020 Webref talk contribs created page Belt capacity (Created page with "The load that a belt conveyor is able to carry, depending upon the area of cross section of load on belt and the speed of the belt. <i>Nelson </i> Source: Dictionary of Mini...")
  • 10:49, 19 November 2020 Webref talk contribs created page Belt (Created page with "# See: link-plate belt # Can. Regional surface zone along which mines and prospects occur. <i>Hoffman </i> # A continuous strap or band for transmitting power from one wh...")
  • 10:48, 19 November 2020 Webref talk contribs created page Belovite (Created page with "A hexagonal mineral, (Sr,Ce,Na,Ca)<sub>5</sub> (PO<sub>4</sub> )<sub>3</sub> (OH) ; apatite group; occurs in pegmatites. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:47, 19 November 2020 Webref talk contribs created page Belonite (Created page with "An elongated or acicular crystallite having rounded or pointed ends. <i>AGI </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:47, 19 November 2020 Webref talk contribs created page Belonesite (Created page with "A white, transparent magnesium molybdate, MgMoO<sub>4</sub> , crystallizing in the tetragonal system. <i>Fay </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:47, 19 November 2020 Webref talk contribs created page Belomorite (Created page with "Trade name for moonstone from the White Sea. <i>Spencer, 3 </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:46, 19 November 2020 Webref talk contribs created page Belly pipe (Created page with "A flaring-mouthed blast pipe in an iron furnace. <i>Standard, 2 </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:46, 19 November 2020 Webref talk contribs created page Belly (Created page with "# See: pocket # A bulge, or mass of ore in a lode. <i>Fay </i> # Widened places in a borehole caused by sloughing of loose material from the borehole sidewalls. See also:...")
  • 10:46, 19 November 2020 Webref talk contribs created page Bellund (Created page with "See: bellan Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:46, 19 November 2020 Webref talk contribs created page Bellows (Created page with "# An instrument with an air chamber and flexible sides used for compressing and/or directing a current of air. <i>Crispin </i> # An expansible metal device containing a fluid...")
  • 10:45, 19 November 2020 Webref talk contribs created page Bell-metal ore (Created page with "Corn. An early name for tin pyrite (stannite), so called because of its bronze color. See also: stannite Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:45, 19 November 2020 Webref talk contribs created page Bellite (Created page with "# An explosive consisting of five parts of ammonium nitrate to one of metadinitrobenzene, usually with some potassium nitrate. <i>Fay </i> # A lead chromo-arsenate in delicat...")
  • 10:44, 19 November 2020 Webref talk contribs created page Bellingerite (Created page with "A triclinic mineral, Cu<sub>2</sub> (IO<sub>3</sub> )<sub>6</sub> .2H<sub>2</sub> O ; forms light green or bluish green crystals; at Chuquicamata, Chile. Source: Dictionary o...")
  • 10:44, 19 November 2020 Webref talk contribs created page Bellies (Created page with "Widenings in a vein. See also: belly Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:44, 19 November 2020 Webref talk contribs created page Belled (Created page with "Eng. Widened; said of the enlarged portion of a shaft at the landing for running the cars past the shaft, and for caging. Source: Dictionary of Mining, Mineral, and Related T...")
  • 10:44, 19 November 2020 Webref talk contribs created page Bellcrank drive (Created page with "A device used to drive an auxiliary shaker conveyor without changing the direction of the main conveyor. It consists essentially of two driving arms, placed at right angles to...")
  • 10:43, 19 November 2020 Webref talk contribs created page Belland (Created page with "See: bellan Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:42, 19 November 2020 Webref talk contribs created page Bellan (Created page with "# Eng. Dusty lead ore. <i>Arkell </i> # A form of lead poisoning to which miners are subject. Also spelled belland; bellund. Source: Dictionary of Mining, Mineral, and Relat...")
  • 10:42, 19 November 2020 Webref talk contribs created page Bell's dephosphorizing process (Created page with "The removal of phosphorus from molten pig iron in a puddling furnace lined with iron oxide and fitted with a mechanical rabble to agitate the bath. Red-hot iron ore is added....")
  • 10:42, 19 November 2020 Webref talk contribs created page Bell work (Created page with "# Derb. A system of working an ironstone measure by upward underground excavations around the shafts (raises) in the form of a bell or cone. <i>Fay </i> # A method used in wo...")
  • 10:41, 19 November 2020 Webref talk contribs created page Bell top (Created page with "Term used to describe a good roof that has a clear ringing sound. <i>Kentucky </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:41, 19 November 2020 Webref talk contribs created page Bell tap (Created page with "A cylindrical fishing tool having an upward-tapered inside surface provided with hardened threads. When slipped over the upper end of lost, cylindrical, downhole drilling equi...")
  • 10:41, 19 November 2020 Webref talk contribs created page Bell socket (Created page with "See: bell tap; screw bell. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:41, 19 November 2020 Webref talk contribs created page Bell sheave (Created page with "Aust. A sheave in the shape of a truncated cone used in connection with the main-and-tail system of rope haulage at curves, so as to keep the rope close to the ground. <i>Fay...")
  • 10:40, 19 November 2020 Webref talk contribs created page Bell screw (Created page with "An internally threaded bell-shaped iron bar for recovering broken or lost rods in a deep borehole. Syn: box bell; bell tap. <i>Fay </i> Source: Dictionary of Mining,...")
  • 10:40, 19 November 2020 Webref talk contribs created page Bell process (Created page with "See: Bell's dephosphorizing process Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:39, 19 November 2020 Webref talk contribs created page Bell pit mining (Created page with "Obsolete method of winning coal or bedded iron from shallow deposits, in which mineral was extracted and dragged to a central shaft. <i>Pryor, 3 </i> Source: Dictionary of M...")
  • 10:39, 19 November 2020 Webref talk contribs created page Bell mold (Created page with "Som. A conical-shaped patch of a mine roof, probably originating with the fossils called sigillaria, or the roots of trees. Syn: bell; caldron bottom. <i>Fay </i> So...")
  • 10:38, 19 November 2020 Webref talk contribs created page Bell jar (Created page with "See: jar collar Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:38, 19 November 2020 Webref talk contribs created page Bell holes (Created page with "A conical cavity in a coal mine roof caused by the falling of a large concretion; or, as of a bell mold. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:38, 19 November 2020 Webref talk contribs created page Bell and hopper (Created page with "See: cup and cone Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:38, 19 November 2020 Webref talk contribs created page Bell (Created page with "# A cone-shaped mass of ironstone or other substance in the roof of a coal seam. Bells are dangerous as they tend to collapse suddenly and without warning. See also: pot bot...")
  • 10:37, 19 November 2020 Webref talk contribs created page Belknap chloride washer process (Created page with "This coal washer uses a calcium chloride solution of a comparatively low density and depends on mechanically induced upward currents to obtain a separation at the desired spec...")
  • 10:37, 19 November 2020 Webref talk contribs created page Belith (Created page with "Original spelling of belite. <i>Hey, 1 </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:37, 19 November 2020 Webref talk contribs created page Belite (Created page with "# A constituent of portland cement clinkers. <i>English </i> # A calcium orthosilicate found as a constituent of portland-cement clinkers; specif. larnite. Syn: felite S...")
  • 10:36, 19 November 2020 Webref talk contribs created page Belgite (Created page with "See: willemite Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:36, 19 November 2020 Webref talk contribs created page Belgian zinc furnace (Created page with "A furnace in which zinc is reduced and distilled from calcined ores in tubular retorts. These furnaces may be classified as direct fired and gas fired, but there is no sharp d...")
  • 10:36, 19 November 2020 Webref talk contribs created page Belgian silex (Created page with "A very hard, tough, more or less cellular quartzite resembling French buhrstone and the most favored natural mill-lining material for most purposes. It is imported in rectangu...")
  • 10:36, 19 November 2020 Webref talk contribs created page Belgian process (Created page with "A process (no longer used) to smelt zinc in which roasted zinc ore is mixed with a reducing material, such as coal or coke, placed in cylindrical retorts, and heated in a furn...")
  • 10:35, 19 November 2020 Webref talk contribs created page Belgian press (Created page with "See: double-roll press")
  • 10:35, 19 November 2020 Webref talk contribs created page Belgian oven (Created page with "A rectangular oven with end doors and side flues for the manufacture of coke. See also: Belgian coke oven Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:35, 19 November 2020 Webref talk contribs created page Belgian effective temperature (Created page with "A temperature scale used in Belgium for measuring the environmental comfort in mines. <i>Roberts, 1 </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:35, 19 November 2020 Webref talk contribs created page Belgian coke oven (Created page with "A rectangular variation of the beehive coke oven. See also: Belgian oven Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:34, 19 November 2020 Webref talk contribs created page Belfast truss (Created page with "A bowstring design of girder fabricated entirely from timber components. <i>Hammond </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:34, 19 November 2020 Webref talk contribs created page Beilby layer (Created page with "Flow layer resulting from incipient fusion during polishing of mineral surface, and therefore not characteristic of true crystal structure. <i>Pryor, 1 </i> Source: Dictiona...")
  • 10:34, 19 November 2020 Webref talk contribs created page Beien machine (Created page with "A pneumatic stowing machine that consists of a paddle wheel with six compartments working inside an adjustable airtight casing. This wheel is driven at a speed of 15 to 30 rpm...")
  • 10:34, 19 November 2020 Webref talk contribs created page Beien kep gear (Created page with "An improved type of kep in which the kep shoes are withdrawn without previously raising the cage and thus reducing the decking time. The operation may be automatic, except for...")
  • 10:33, 19 November 2020 Webref talk contribs created page Beidellite (Created page with "A monoclinic mineral, (Na,Ca<sub>0.5</sub> )<sub>0.3</sub> Al<sub>2</sub> (Si,Al) (sub 4) O<sub>10</sub> (OH)<sub>2</sub> .nH<sub>2</sub> O ; smectite group; aluminum rich and...")
  • 10:33, 19 November 2020 Webref talk contribs created page Before breast (Created page with "A miner's term for that part of the orebody that still lies ahead. See also: breast Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:33, 19 November 2020 Webref talk contribs created page Beetling stones (Created page with "Flat rocks on which clothes were beetled (stamped or pounded). Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:32, 19 November 2020 Webref talk contribs created page Beetle stone (Created page with "A nodule of coprolitic ironstone, so named from the resemblance of the enclosed coprolite to the body and limbs of a beetle. Syn: septarium <i>Fay </i> Source: Diction...")
  • 10:32, 19 November 2020 Webref talk contribs created page Beethoven exploder (Created page with "A machine for the multishot firing of series-connected detonators in tunneling and quarrying. See also: exploder Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:32, 19 November 2020 Webref talk contribs created page Beehive kiln (Created page with "An intermittent kiln, circular in plan, with fireboxes arranged around the circumference. Such kilns find use in the firing of blue engineering bricks, pipes, some refractory...")
  • 10:31, 19 November 2020 Webref talk contribs created page Beehive coke oven (Created page with "A coke oven with a brick bottom, side walls, and a domed roof. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:31, 19 November 2020 Webref talk contribs created page Beehive coke (Created page with "Coke manufactured in beehive, rectangular, or similar forms of ovens in a horizontal bed, where heat for the coking process is secured by combustion within the oven chamber....")
  • 10:31, 19 November 2020 Webref talk contribs created page Beef (Created page with "A quarry worker's term, used originally in Purbeck, southern England, for thin, flat-lying veins or layers of fibrous calcite, anhydrite, gypsum, halite, or silica, occurring...")
  • 10:31, 19 November 2020 Webref talk contribs created page Beeches (Created page with "Scot. Strips of hardwood fastened to pump rods to save them from wear at the collars. <i>Fay </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:31, 19 November 2020 Webref talk contribs created page Beech coal (Created page with "Charcoal made from beechwood. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 11:14, 18 November 2020 Webref talk contribs created page Bedrock test (Created page with "A borehole drilled to determine the character of bedrock and the character and depth of overburden overlying such bedrock. Syn: testing bedrock <i>Long </i> Source: Di...")
  • 11:13, 18 November 2020 Webref talk contribs created page Bedrock (Created page with "# Solid rock exposed at the surface of the Earth or overlain by unconsolidated material, weathered rock, or soil. # In Australia, the stratum upon which the wash dirt rests is...")
  • 11:13, 18 November 2020 Webref talk contribs created page Bedford limestone (Created page with "One of the finest and best known building stones to be found in the United States. It gets its name from its shipping point, Bedford, IN. <i>Crispin </i> Source: Dictionary...")
  • 11:12, 18 November 2020 Webref talk contribs created page Bede (Created page with "A miner's pick. <i>Pryor, 3 </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 11:12, 18 November 2020 Webref talk contribs created page Bedding thrust (Created page with "A thrust fault that is parallel to the bedding. <i>Billings </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 11:12, 18 November 2020 Webref talk contribs created page Bedding plane (Created page with "Surface separating layers of Rock tends to separate, or break, readily along bedding planes. <br/>Source: Leet, L. Don. 1982. <i>Physical Geology, 6th Edition.</i> Engle...")
  • 11:11, 18 November 2020 Webref talk contribs created page Bedding joint (Created page with "# A thin layer differing in composition with the beds between which it occurs. <i>Schieferdecker </i> # A joint parallel to the bedding planes formed by tectonic processes....")
  • 11:10, 18 November 2020 Webref talk contribs created page Bedding glide (Created page with "Overthrusting in which a bed, such as a coal seam, is disrupted and thrust laterally along the roof or floor parting, giving a duplication of coal. <i>Nelson </i> Source: Di...")
  • 11:10, 18 November 2020 Webref talk contribs created page Bedding fissility (Created page with "A term generally restricted to primary foliation parallel to the bedding of sedimentary rocks; i.e., it forms while the sediment is being deposited and compacted. It is the re...")
  • 11:10, 18 November 2020 Webref talk contribs created page Bedding fault (Created page with "A fault that is parallel to the bedding. <i>AGI </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 11:10, 18 November 2020 Webref talk contribs created page Bedding down (Created page with "Formation of layer of valueless and inert rock at points in a new flowline where material will settle from the stream of ore being treated, for example, between bottom of thic...")
  • 11:10, 18 November 2020 Webref talk contribs created page Bedding cleavage (Created page with "Cleavage that is parallel to the bedding. <i>Billings </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 11:05, 18 November 2020 Webref talk contribs created page Bedding (Created page with "# A collective term used to signify existence of beds or layers, in sedimentary rocks. # Sometimes synonymous with bedding plane. <br/>Source: Leet, L. Don. 1982....")
  • 11:04, 18 November 2020 Webref talk contribs created page Bedded rock (Created page with "One of the two subdivisions of competent rock. To be classed as bedded rock, the rock within each bed, in addition to being elastically perfect, isotropic, and homogeneous, mu...")
  • 11:04, 18 November 2020 Webref talk contribs created page Bedded formation (Created page with "A formation that shows successive beds, layers, or strata owing to the manner in which it was formed. See also: bedded deposit Source: Dictionary of Mining, Mineral, and...")
  • 11:03, 18 November 2020 Webref talk contribs created page Bedded deposit (Created page with "# A term usually applied to mineral deposits that are found parallel with the stratification of sedimentary rocks and usually of contemporaneous origin. The term is used to de...")
  • 11:03, 18 November 2020 Webref talk contribs created page Bedded (Created page with "Applied to rocks resulting from consolidated sediments and accordingly exhibiting planes of separation designated bedding planes. <i>Fay </i> Source: Dictionary of Mining, M...")
  • 11:03, 18 November 2020 Webref talk contribs created page Bed vein (Created page with "A vein following the bedding in sedimentary rocks, or a mineralized permeable stratigraphic zone below an impervious bed. CF: blanket vein; manto; sheet ground. Source: D...")
  • 11:03, 18 November 2020 Webref talk contribs created page Bed separation (Created page with "The thin cavities formed along bedding planes due to differential lowering of strata over mine workings; e.g., a shale with its greater bending capacity will subside and separ...")
  • 11:02, 18 November 2020 Webref talk contribs created page Bed load (Created page with "Material in movement along stream bottom or, if wind is moving agency, along surface. Contrast with material carried in suspension or solution. Source: Leet, L. Don. 19...")
  • 11:02, 18 November 2020 Webref talk contribs created page Bed joint (Created page with "# A horizontal crack or fissure in massive rock. See also: bedding plane # One of a set of cracks or fissures parallel with the bedding of a rock. <i>Webster 3rd </i> # A...")
  • 11:02, 18 November 2020 Webref talk contribs created page Bed claim (Created page with "Aust. A mining claim lying on the bed of a stream. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 11:02, 18 November 2020 Webref talk contribs created page Bed (Created page with "# The smallest distinctive division of a stratified series, marked by a more or less well-defined surface or plane from its neighbors above and below; a layer or stratum. <i>...")
  • 10:50, 18 November 2020 Webref talk contribs created page Becquerelite (Created page with "An orthorhombic mineral, Ca(UO<sub>2</sub> )<sub>6</sub> O<sub>4</sub> (OH)<sub>6</sub> .8H<sub>2</sub> O , with barium and potassium substitution for calcium; amber-yellow; a...")
  • 10:49, 18 November 2020 Webref talk contribs created page Becorit system (Created page with "An overhead monorail system. See also: monorail Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:49, 18 November 2020 Webref talk contribs created page Beckerite (Created page with "# A brown resin, occurring with amber. <i>English </i> # A brown variety of retinite having a very high oxygen content (20% to 23%). Source: Dictionary of Mining, Mineral, a...")
  • 10:41, 18 November 2020 Webref talk contribs created page Becke test (Created page with "In polarized-light microscopy, a method or test for determining relative indices of refraction between two adjacent mineral grains or between a mineral grain and its host medi...")
  • 10:41, 18 November 2020 Webref talk contribs created page Becke line (Created page with "In the "Becke test" a bright line, visible under a microscope under plane polarized light, that separates substances of different indices of refraction. Source: Dictionary of...")
  • 10:41, 18 November 2020 Webref talk contribs created page Beaverite (Created page with "A trigonal mineral, Pb(Cu,Fe,Al)<sub>3</sub> (SO<sub>4</sub> )<sub>2</sub> (OH) (sub 6) ; canary yellow; in minute plates; in Beaver County, UT. Source: Dictionary of Mining,...")
  • 10:41, 18 November 2020 Webref talk contribs created page Beater mill (Created page with "Mill used for impact crushing of easily broken minerals. An armature carrying swinging hammers, plates, or disks hits the falling stream of rock, dashing particles against one...")
  • 10:41, 18 November 2020 Webref talk contribs created page Beater (Created page with "A laborer who shovels or dumps asbestos fibers and sprays them with water to prepare them for the beating process that reduces fibers to pulp for making asbestos paper. <i>DO...")
  • 10:40, 18 November 2020 Webref talk contribs created page Bearsite (Created page with "A monoclinic mineral, Be<sub>2</sub> (AsO<sub>4</sub> )(OH).4H<sub>2</sub> O . Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:40, 18 November 2020 Webref talk contribs created page Bears' muck (Created page with "Eng. Soft, bluish earth. Used by well sinkers in Cambridgeshire and Huntingdonshire. See also: caballa ball Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:40, 18 November 2020 Webref talk contribs created page Bearing-in shots (Created page with "Boreholes tending to meet in the body of the rock; intended to unkey the face when charged and fired. <i>Stauffer </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:39, 18 November 2020 Webref talk contribs created page Bearing-in (Created page with "The depth of an undercut, or holing, from the face of the coal to the end of the undercut. <i>Fay </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:39, 18 November 2020 Webref talk contribs created page Bearing strength (Created page with "The maximum bearing load at failure divided by the effective bearing area. In a pinned or riveted joint, the effective area is calculated as the product of the diameter of the...")
  • 10:39, 18 November 2020 Webref talk contribs created page Bearing stratum (Created page with "The earth formation that has been selected as the most suitable to support a given load. <i>Hammond </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:39, 18 November 2020 Webref talk contribs created page Bearing stake (Created page with "A stake set on a line to indicate the horizontal direction an inclined borehole is to be drilled. <i>Long </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:39, 18 November 2020 Webref talk contribs created page Bearing set (Created page with "In a mine shaft, a specially substantial set of timbers used at intervals to support the linings and ordinary bearers. They are tied into the surrounding rock to give extra st...")
  • 08:57, 16 November 2020 Webref talk contribs created page Bearing pressure (Created page with "The load on a bearing surface divided by the area upon which it rests. <i>Hammond </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 08:57, 16 November 2020 Webref talk contribs created page Bearing plate (Created page with "A plate of the thickness and area required to distribute a given load, such as a plate under a beam flange resting on a wall. If the plate is 2 in (5.1 cm) or more in thicknes...")
  • 08:57, 16 November 2020 Webref talk contribs created page Bearing door (Created page with "A door so placed as to direct and regulate the amount of air current necessary for the proper ventilation of a district of a mine. See also: separation door Source: Dicti...")
  • 08:56, 16 November 2020 Webref talk contribs created page Bearing capacity (Created page with "# The load-per-unit area that the soil or solid rock can support without excessive yield. See also: foundation investigation # See also: ultimate bearing capacity Sou...")
  • 08:56, 16 November 2020 Webref talk contribs created page Bearing bed (Created page with "A bed that contains, or is likely to contain, ore minerals; one that is productive as opposed to dead or barren. <i>Arkell </i> Source: Dictionary of Mining, Mineral, and Re...")
  • 08:54, 16 November 2020 Webref talk contribs created page Bearers (Created page with "Heavy timbers placed in a shaft at intervals of 30 to 100 ft (9.1 to 30.5 m) to support shaft sets. They are usually put beneath the end plates and dividers, and rest in hitch...")
  • 08:54, 16 November 2020 Webref talk contribs created page Bearer bar (Created page with "One of the bars that support the grate bars in a furnace. <i>Fay </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 08:54, 16 November 2020 Webref talk contribs created page Bearer (Created page with "Eng. A band of hard limestone consisting of numerous stromatoporoids, mainly a ramose species, Wenlock Limestone, Dudley. <i>Arkell </i> Source: Dictionary of Mining, Minera...")
  • 08:53, 16 November 2020 Webref talk contribs created page Bear (Created page with "# To bear in; underholing or undermining; driving in at the top or at the side of a working. # Eng. A calcareous or clay ironstone nodule, Derbyshire. <i>Arkell </i> # The ma...")
  • 08:53, 16 November 2020 Webref talk contribs created page Beans (Created page with "A cleaned and screened anthracite product 7/8 in by 3/8 in (22.2 mm by 9.5 mm). <i>Nelson </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 08:53, 16 November 2020 Webref talk contribs created page Bean rock (Created page with "Shingle cemented by tufa, Ventnor, U.K. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 08:53, 16 November 2020 Webref talk contribs created page Bean ore (Created page with "A loose, coarse-grained pisolitic iron ore; limonite occurring in lenticular aggregations. See also: pea ore Source: Dictionary of Mining, Mineral, and Related Terms")
  • 08:52, 16 November 2020 Webref talk contribs created page Beaman stadia arc (Created page with "A specially graduated arc attached to the vertical circle of an alidade or transit to simplify the computation of elevation differences for inclined stadia sights (without the...")
  • 08:52, 16 November 2020 Webref talk contribs created page Beam engine (Created page with "An early type of vertical steam engine. It operated the Cornish pump. <i>Nelson </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 08:52, 16 November 2020 Webref talk contribs created page Beam compass (Created page with "An instrument for describing large arcs. It consists of a beam of wood or metal carrying two beam heads, adjustable for position along the beam, and serving as the marking poi...")
  • 08:52, 16 November 2020 Webref talk contribs created page Beam building (Created page with "A process of rock bolting in flat-lying deposits where the bolts are installed in bedded rock to bind the strata together to act as a single beam capable of supporting itself...")
  • 08:52, 16 November 2020 Webref talk contribs created page Beam action (Created page with "In crushing, seizure of rock slab between approaching jaws so as to present crushing stress above unsupported parts of the rock, thus inducing shear failure rather than failur...")
  • 08:51, 16 November 2020 Webref talk contribs created page Beam (Created page with "# A bar or straight girder used to support a span of roof between two support props or walls. See also: crossbar # The walking beam; a bar pivoted in the center, which roc...")
  • 08:51, 16 November 2020 Webref talk contribs created page Beaker decantation (Created page with "A method of sizing finely ground, insoluble, homogeneous material or classifying ore particles. A weighed quantity is dispersed in liquid and allowed to settle for a timed per...")
  • 08:51, 16 November 2020 Webref talk contribs created page Beads (Created page with "In ion exchange, sized resin spheres, usually +20 mesh, so constituted as to capture ions from pregnant solutions under stated loading conditions and to relinquish them under...")
  • 08:51, 16 November 2020 Webref talk contribs created page Bead tests (Created page with "In mineral identification, borax or other flux is fused to a transparent bead by heating in a blowpipe or other flame in a small loop formed from platinum wire. When suitable...")
  • 08:50, 16 November 2020 Webref talk contribs created page Bead (Created page with "# The globule of precious metal obtained by the cupellation process in assaying. <i>Webster 3rd </i> # In blowpipe analysis of minerals, a drop of a fused material, such as a...")
  • 08:50, 16 November 2020 Webref talk contribs created page Beach ridge (Created page with "A low, essentially continuous mound of beach or beach-and-dune material (sand, gravel, shingle) heaped up by the action of waves and currents on the backshore of a beach beyon...")
  • 08:50, 16 November 2020 Webref talk contribs created page Beach placer (Created page with "A placer deposit on a present or ancient sea beach. There may be a series of paleo-beach placers owing to changes of shoreline. See also: black sand; beach ore Source...")
  • 08:49, 16 November 2020 Webref talk contribs created page Beach ore (Created page with "See: beach placer Source: Dictionary of Mining, Mineral, and Related Terms")
  • 08:48, 16 November 2020 Webref talk contribs created page Beach mining (Created page with "The exploitation of the economic concentrations of the heavy minerals rutile, zircon, monazite, ilmenite, and sometimes gold, which occur in sand dunes, beaches, coastal plain...")
  • 08:48, 16 November 2020 Webref talk contribs created page Beach face (Created page with "#The portion of a <i>foreshore</i> that lies nearest to the sea and regularly receives the swash of breaking waves. #The beach face is the steepest part of the foreshore.</p>")
  • 08:47, 16 November 2020 Webref talk contribs created page Beach drift (Created page with "# The process by which swash and backwash move <i>sediments</i> along a <i>beach face</i>. # The sediments so moved. Beach drift typically consists of sand, gravel, shell frag...")
  • 08:44, 16 November 2020 Webref talk contribs created page Beach deposit (Created page with "Concentrations of mineral formed by the grinding action of natural forces (wind, wave, or frost) and the selective transporting action of tides and winds. <i>Pryor, 3 </i> S...")
  • 08:43, 16 November 2020 Webref talk contribs created page Beach concentrate (Created page with "A natural accumulation in beach sand of heavy minerals selectively concentrated (by wave, current, or surf action) from the ordinary beach sands in which they were originally...")
  • 08:42, 16 November 2020 Webref talk contribs created page Beach (Created page with "The part of a <i>coast</i> that is washed by waves or tides, which cover it with sediments of various sizes and composition, such as sand or pebbles.</p>")
  • 16:23, 12 November 2020 Webref talk contribs created page Bc-joint (Created page with "See: longitudinal joint Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:23, 12 November 2020 Webref talk contribs created page Bazzite (Created page with "A hexagonal mineral, Be<sub>3</sub> (Sc,Al)<sub>2</sub> Si<sub>6</sub> O<sub>18</sub> ; the scandium analog of beryl; blue; at Baveno, Italy; Val Strem, Switzerland; and in ce...")
  • 16:23, 12 November 2020 Webref talk contribs created page Baymouth bar (Created page with "A narrow ridge of sand that stretches completely across the mouth of a bay. (Also called bay bar and bay barrier.)</p>")
  • 16:22, 12 November 2020 Webref talk contribs created page Bayleyite (Created page with "A yellow monoclinic mineral; Mg<sub>2</sub> (UO<sub>2</sub> )(CO<sub>3</sub> )<sub>3</sub> .18H<sub>2</sub> O ; radioactive. Source: Dictionary of Mining, Mineral, and Relate...")
  • 16:22, 12 November 2020 Webref talk contribs created page Bayldonite (Created page with "A monoclinic mineral, PbCu<sub>3</sub> (AsO<sub>4</sub> )<sub>2</sub> (OH)<sub>2</sub> .H <sub>2</sub> O ; forms minute grass-green to blackish-green mammillary masses; in Co...")
  • 16:21, 12 November 2020 Webref talk contribs created page Bayerite (Created page with "A dimorph of gibbsite, long known as a synthetic product, now found as a naturally occuring mineral, Al(OH)<sub>3</sub> , from Portole, Istria. The naturally occurring bayerit...")
  • 16:21, 12 November 2020 Webref talk contribs created page Bayer process (Created page with "A process for extracting alumina from bauxite ore before the electrolytic reduction of alumina. <i>ASM, 1 </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:21, 12 November 2020 Webref talk contribs created page Bay salt (Created page with "A coarse-grained variety of common salt obtained by evaporating seawater in shallow bays or pits by the heat of the sun. <i>Standard, 2 </i> Source: Dictionary of Mining, Mi...")
  • 16:21, 12 November 2020 Webref talk contribs created page Bay barrier (Created page with "A sandy beach, built up across mouth of a bay so that it is no longer connected to main body of water. Source: Leet, L. Don. 1982. <i>Physical Geology, 6th Edition.</i...")
  • 16:10, 12 November 2020 Webref talk contribs created page Bavenite (Created page with "A white hydrous silicate of aluminum, calcium, and beryllium, Ca<sub>4</sub> Be<sub>2</sub> Al<sub>2</sub> Si<sub>9</sub> O<sub>26</sub> (OH)<sub>2</sub> ; orthorhombic; earth...")
  • 16:10, 12 November 2020 Webref talk contribs created page Bauxitization (Created page with "Development of bauxite from primary aluminum silicates (such as feldspars) or from secondary clay minerals under aggressive tropical or subtropical weathering conditions of go...")
  • 16:10, 12 November 2020 Webref talk contribs created page Bauxitic clay (Created page with "# A clay consisting of a mixture of bauxitic minerals, such as gibbsite and diaspore, with clay minerals, the former constituting not over 50% of the total. The opposite of th...")
  • 16:09, 12 November 2020 Webref talk contribs created page Bauxitic (Created page with "Containing much bauxite; e.g., a bauxitic clay containing 47% to 65% alumina on a calcined basis, or a bauxitic shale abnormally high in alumina and notably low in silica. <i...")
  • 16:09, 12 November 2020 Webref talk contribs created page Bauxite pneumoconiosis (Created page with "Found in workers exposed to fumes containing aluminum oxide and minute silica particles arising from smelting bauxite in the manufacture of corundum. Syn: Shaver's disease...")
  • 16:09, 12 November 2020 Webref talk contribs created page Bauxite cement (Created page with "A cement made from bauxite and lime in an electric furnace; it hardens rapidly. Sometimes called ciment fondu. <i>Nelson </i> Source: Dictionary of Mining, Mineral, and Rela...")
  • 16:09, 12 November 2020 Webref talk contribs created page Bauxite brick (Created page with "A firebrick composed essentially of hydrated alumina and ferric oxide. Such bricks are used for the lining of furnaces where a neutral material is required. <i>Osborne </i>...")
  • 16:08, 12 November 2020 Webref talk contribs created page Bauxite (Created page with "#Chief ore of commercial aluminum. A mineraloid mixture of hydrous aluminum oxides. <br/>Source: Leet, L. Don. 1982. <i>Physical Geology, 6th Edition.</i> Englewood Clif...")
  • 16:08, 12 November 2020 Webref talk contribs created page Baumhauerite (Created page with "A lead- to steel-gray triclinic mineral, Pb<sub>3</sub> As<sub>4</sub> S<sub>9</sub> . Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:07, 12 November 2020 Webref talk contribs created page Baume gravity (Created page with "Designating or conforming to either of the scales used by the French chemist, Antoine Baume (1728-1804). One scale, which is used with liquids heavier than water, sinks to 0 d...")
  • 16:07, 12 November 2020 Webref talk contribs created page Baum washer (Created page with "See: Baum jig Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:07, 12 November 2020 Webref talk contribs created page Baum pot (Created page with "# A cavity left in roof strata over coal as a result of the dropping downward of a cast of a fossil tree stump after removal of the coal. <i>AGI </i> # Eng. Nodule in the roo...")
  • 16:06, 12 November 2020 Webref talk contribs created page Baum jig (Created page with "A washbox in which the pulsating motion is produced by the intermittent admission of compressed air to the surface of the water following a principle introduced by Baum. Also...")
  • 16:06, 12 November 2020 Webref talk contribs created page Baulk (Created page with "A beam. <i>Mason </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:05, 12 November 2020 Webref talk contribs created page Battery starting (Created page with "The use of unconfined explosives to start the flow of coal down a breast or chute in an anthracite mine. <i>CFR, 4 </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:05, 12 November 2020 Webref talk contribs created page Battery starter (Created page with "In anthracite and bituminous coal mining, one who charges and sets off explosives in large lumps of coal or where these lumps have accumulated and blocked the flow of coal dow...")
  • 16:05, 12 November 2020 Webref talk contribs created page Battery ore (Created page with "A type of manganese ore, generally a pure crystalline manganese dioxide (pyrolusite or nsutite), that is suitable for use in dry cells. <i>AGI </i> Source: Dictionary of Min...")
  • 16:05, 12 November 2020 Webref talk contribs created page Battery of ovens (Created page with "A row or group of ovens for making coke from coal. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:04, 12 November 2020 Webref talk contribs created page Battery of holes (Created page with "A number of charges, in drill holes, fired simultaneously with an electric current. Also called multiple shot. <i>Fay </i> Source: Dictionary of Mining, Mineral, and Related...")
  • 16:04, 12 November 2020 Webref talk contribs created page Battery charging station (Created page with "See: locomotive garage Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:03, 12 November 2020 Webref talk contribs created page Battery (Created page with "# See: blasting machine; exploder. <i>Nelson </i> # A number of similar machines or similar pieces of equipment placed side by side on a single or separate base and by me...")
  • 16:03, 12 November 2020 Webref talk contribs created page Battered set (Created page with "A set of mine timbers in which the posts are inclined. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:03, 12 November 2020 Webref talk contribs created page Batter level (Created page with "An instrument for measuring inclination from the vertical. <i>Standard, 2 </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 16:02, 12 November 2020 Webref talk contribs created page Batter boards (Created page with "Horizontal boards placed to mark a line and a grade of a proposed building or slope. <i>Nichols, 1 </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:55, 12 November 2020 Webref talk contribs created page Batter (Created page with "# Recessing or sloping a wall back in successive courses; opposite of corbel. <i>ACSG, 1 </i> # A paste of clay or loam. <i>Webster 2nd </i> # The inward slope from bottom t...")
  • 15:54, 12 November 2020 Webref talk contribs created page Batten (Created page with "# A strip of wood used for nailing across two other pieces (as to hold them together or to cover a crack). <i>Webster 3rd </i> # A piece of square-sawn converted timber, betw...")
  • 15:54, 12 November 2020 Webref talk contribs created page Bating (Created page with "Eng. Lowering a drift or road. See also: bate Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:54, 12 November 2020 Webref talk contribs created page Bathyvessel (Created page with "In oceanography, a ship (as a submarine or bathysphere) designed for exploration of or navigation in water far below the surface of a sea or lake. <i>Webster 3rd </i> Source...")
  • 15:54, 12 November 2020 Webref talk contribs created page Bathythermosphere (Created page with "In oceanography, a bathythermograph. <i>Webster 3rd </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:53, 12 November 2020 Webref talk contribs created page Bathythermograph (Created page with "An instrument, which may be lowered into the sea from a vessel at anchor or underway, to record temperature as a function of depth. The temperature-sensing device is a Bourdon...")
  • 15:53, 12 November 2020 Webref talk contribs created page Bathythermogram (Created page with "In oceanography, a record obtained with a bathythermograph. <i>Webster 3rd </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:53, 12 November 2020 Webref talk contribs created page Bathysystem (Created page with "A coined word for a permanent sea floor installation. <i>Hunt </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:53, 12 November 2020 Webref talk contribs created page Bathysphere (Created page with "In oceanography, a spherical diving apparatus, made large enough to contain two people and instruments; capable of resisting tremendous pressure, and therefore of descending t...")
  • 15:53, 12 November 2020 Webref talk contribs created page Bathysophical (Created page with "In oceanography, of or relating to a knowledge of the depths of the sea or of the things found there. <i>Webster 3rd </i> Source: Dictionary of Mining, Mineral, and Related...")
  • 15:53, 12 November 2020 Webref talk contribs created page Bathysmal (Created page with "In oceanography, of or relating to the bottom of the deeper parts of the sea, esp. those parts between 100 fathoms (183 m) and 1,000 (1,830 m) fathoms deep. <i>Webster 3rd </...")
  • 15:52, 12 November 2020 Webref talk contribs created page Bathyscaphe (Created page with "In oceanography, a navigable submersible ship that is used for deep-sea exploration, has a spherical watertight cabin attached to its underside, and uses gasoline and shot for...")
  • 15:52, 12 November 2020 Webref talk contribs created page Bathypelagic (Created page with "In oceanography, of, relating to, or living in the deeper waters of the ocean, esp. those several hundred feet below the surface--distinguished from abyssal and pelagic. <i>W...")
  • 15:52, 12 November 2020 Webref talk contribs created page Bathyorographical (Created page with "In oceanography, of or relating to ocean depths and mountain heights. <i>Webster 3rd </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:52, 12 November 2020 Webref talk contribs created page Bathymetry (Created page with "In oceanography, the measurement of depths of water in oceans, seas, and lakes; also, the information derived from such measurements. <i>Webster 3rd </i> Source: Dictionary...")
  • 15:52, 12 November 2020 Webref talk contribs created page Bathymetrical (Created page with "See: bathymetric Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:51, 12 November 2020 Webref talk contribs created page Bathymetric contour (Created page with "See: isobath Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:51, 12 November 2020 Webref talk contribs created page Bathymetric chart (Created page with "Chart showing depths of water by means of contour lines or by color shading. <i>Hy </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:51, 12 November 2020 Webref talk contribs created page Bathymetric (Created page with "# Relating to the measurement of depths of water in oceans, seas, and lakes. Syn: bathymetrical # Relating to the contour of the bottoms of oceans, seas, and lakes. <i>We...")
  • 15:50, 12 November 2020 Webref talk contribs created page Bathymeter (Created page with "This instrument measures temperature, pressure, and sound velocity to depths up to 7 miles (11.2 km). The device is completely transistorized and uses frequency modulation for...")
  • 15:50, 12 November 2020 Webref talk contribs created page Bathylith (Created page with "See: batholith Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:50, 12 November 2020 Webref talk contribs created page Bathygram (Created page with "In oceanography, a record obtained from sonic sounding instruments. <i>Webster 3rd </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:50, 12 November 2020 Webref talk contribs created page Bathyconductograph (Created page with "A device to measure the electrical conductivity of seawater at various depths from a moving ship. Abbrev. bc. <i>Hy </i> Source: Dictionary of Mining, Mineral, and Related T...")
  • 15:49, 12 November 2020 Webref talk contribs created page Bathyclinograph (Created page with "In oceanography, an instrument for measuring vertical currents in the deep sea. <i>Webster 3rd </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:49, 12 November 2020 Webref talk contribs created page Bathyal zone (Created page with "In oceanography, the slope from the continental shelf at 100 fathoms (183 m) to the abyssal zone at 1,000 fathoms (1,830 m). Also called bathyal district. <i>Webster 3rd </i>...")
  • 15:49, 12 November 2020 Webref talk contribs created page Bathyal (Created page with "# Pertaining to the benthonic environment on the continental slope, ranging in depth from 200 to 2,000 m. <i>AGI </i> # Pertaining to the bottom and overlying waters between...")
  • 15:48, 12 November 2020 Webref talk contribs created page Batholith (Created page with "A discordant pluton that increases in size downward, has no determinable floor, and shows an area of surface exposure exceeding 100 km<sup>2</sup>. Source: Leet, L. D...")
  • 15:47, 12 November 2020 Webref talk contribs created page Batch feeder (Created page with "See: batch charger Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:47, 12 November 2020 Webref talk contribs created page Batch charger (Created page with "A mechanical device for introducing batch to the furnace. Syn: batch feeder Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:47, 12 November 2020 Webref talk contribs created page Batch (Created page with "A quantity of material destined for or produced by one operation. <i>Webster 3rd </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:46, 12 November 2020 Webref talk contribs created page Bastonite (Created page with "A greenish-brown mica that is closely related to phlogopite. <i>Standard, 2 </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:46, 12 November 2020 Webref talk contribs created page Bastnasite (Created page with "A greasy, wax-yellow to reddish-brown weakly radioactive mineral, (Ce,La)(CO<sub>3</sub> )F , most commonly found in contact zones, less often in pegmatites; found associated...")
  • 15:46, 12 November 2020 Webref talk contribs created page Bastnaesite (Created page with "Alternate spelling of bastnaesite. See also: bastnasite Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:46, 12 November 2020 Webref talk contribs created page Bastite (Created page with "An olive-green, blackish-green, or brownish variety of serpentine mineral resulting from the alteration of orthorhombic pyroxene (esp. enstatite), occurring as foliated masses...")
  • 15:46, 12 November 2020 Webref talk contribs created page Bastard shale (Created page with "See: cannel shale Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:45, 12 November 2020 Webref talk contribs created page Bastard quartz (Created page with "# See: bull quartz # A round or spherical boulder of quartz embedded in soft or decomposed rock. <i>AGI </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:45, 12 November 2020 Webref talk contribs created page Bastard ganister (Created page with "A silica rock having the superficial appearance of a true ganister but characterized by more interstitial matter, a greater variability of texture, and often an incomplete sec...")
  • 15:45, 12 November 2020 Webref talk contribs created page Bastard freestone (Created page with "Any inferior or impure rock; the Inferior Oolite, Bath, U.K. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:29, 12 November 2020 Webref talk contribs created page Bastard emerald (Created page with "See: peridot Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:29, 12 November 2020 Webref talk contribs created page Bastard cauk (Created page with "Inferior barite; Derbyshire lead mines, U.K. <i>Arkell </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:29, 12 November 2020 Webref talk contribs created page Bastard asbestos (Created page with "Miners' term for picrolite (antigorite), a mineral associated in places with chrysotile asbestos. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:27, 12 November 2020 Webref talk contribs created page Bastard (Created page with "# Said of an inferior or impure rock or mineral, or of an ore deposit that contains a high proportion of noncommercial material. <i>AGI </i> # Said of any metal or ore that g...")
  • 15:21, 12 November 2020 Webref talk contribs created page Bassetite (Created page with "A yellow monoclinic mineral, Fe(UO<sub>2</sub> )<sub>2</sub> (PO<sub>4</sub> )<sub>2</sub> .8H<sub>2</sub> O ; meta-autunite group. Source: Dictionary of Mining, Mineral, and...")
  • 15:20, 12 November 2020 Webref talk contribs created page Basset (Created page with "# The outcropping edge of a geological stratum. <i>Webster 3rd </i> # The shallow or rise side of a working. # Coal outcrop. <i>Pryor, 3 </i> # An obsolete term for the noun...")
  • 15:19, 12 November 2020 Webref talk contribs created page Basonomelane (Created page with "A variety of hematite containing titanium oxide. See also: ilmenite Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:19, 12 November 2020 Webref talk contribs created page Basket core lifter (Created page with "A type of core lifter consisting of several fingerlike springs brazed or riveted to a smooth-surfaced ring having an inside diameter slightly larger than the core size being c...")
  • 15:18, 12 November 2020 Webref talk contribs created page Basket core (Created page with "A sample of rock or rock material recovered by using a basket tube or core barrel. See also: basket Source: Dictionary of Mining, Mineral, and Related Terms")
  • 15:18, 12 November 2020 Webref talk contribs created page Basket centrifuge (Created page with "A device for dewatering in which wet coal is thrown by centrifugal force against a perforated containing surface that permits the outward passage of water and retains the coal...")
  • 15:18, 12 November 2020 Webref talk contribs created page Basket (Created page with "# A type of single-tube core barrel made from thin-wall tubing with the lower end notched into points, which are intended to pick up a sample of granular or plastic rock mater...")
  • 15:17, 12 November 2020 Webref talk contribs created page Basis price (Created page with "The price agreed between the seller and the buyer of an option at which the option can be exercised. This price is also called the "strike price." The price is normally the cu...")
  • 15:10, 12 November 2020 Webref talk contribs created page Basining (Created page with "The bending down or settling of part of the Earth's crust in the form of a basin, as by rock deformation or by solution of underground deposits of salt or gypsum. <i>AGI </i>...")
  • 15:06, 12 November 2020 Webref talk contribs created page Basin-and-range (Created page with "Said of a topography, landscape, or physiographic province characterized by a series of tilted fault blocks forming longitudinal, asymmetric ridges or mountains and broad, int...")
  • 15:05, 12 November 2020 Webref talk contribs created page Basin range (Created page with "A mountain range that owes its elevation and structural form mainly to faulting and tilting of strata and that is flanked by alluvium-filled basins or valleys. Etymol: from t...")
  • 15:01, 12 November 2020 Webref talk contribs created page Basin (Created page with "# See dome. <br/>Source: Leet, L. Don. 1982. <i>Physical Geology, 6th Edition.</i> Englewood Cliffs, NJ: Prentice-Hall # A natural depression of strata containing a coal...")
  • 14:59, 12 November 2020 Webref talk contribs created page Basic steel (Created page with "Steel melted in a furnace with a basic bottom and lining and under a slag containing an excess of a basic substance, such as magnesia or lime. <i>ASM, 1 </i> Source: Diction...")
  • 14:59, 12 November 2020 Webref talk contribs created page Basic solvent (Created page with "One that accepts protons from solute. <i>Pryor, 3 </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 14:59, 12 November 2020 Webref talk contribs created page Basic slag (Created page with "Slag rich in bases, such as metallic oxides; specif., slag rich in lime, made during the basic Bessemer or basic open-hearth steel processes, and, from the quantity of phospho...")
  • 14:59, 12 November 2020 Webref talk contribs created page Basic refractory lining (Created page with "A furnace lining, composed of material low in acidic minerals, such as silica, and high in basic minerals, such as lime, chromite, dolomite, magnesite, and magnesia. Source:...")
  • 14:59, 12 November 2020 Webref talk contribs created page Basic refractories (Created page with "Refractories that consist essentially of magnesia, lime, chrome ore, or forsterite, or mixtures of two or more of these. <i>Harbison-Walker </i> Source: Dictionary of Mining...")
  • 14:58, 12 November 2020 Webref talk contribs created page Basic process (Created page with "A steelmaking process, either Bessemer, open-hearth, or electric, in which the furnace is lined with a basic refractory, a slag rich in lime being formed and phosphorus remove...")
  • 14:57, 12 November 2020 Webref talk contribs created page Basic price (Created page with "# As used by the drilling and mining industries, a guaranteed price to be paid for a specific quantity of materials, or type of service. <i>Long </i> # As applied to the pric...")
  • 14:57, 12 November 2020 Webref talk contribs created page Basic oxygen process (Created page with "A steelmaking process in which oxygen is forced at supersonic speed through a retractable water-cooled lance, accelerating the burning off of unwanted elements in a charge of...")
  • 14:56, 12 November 2020 Webref talk contribs created page Basic lining process (Created page with "An improvement of the Bessemer process in which, by the use of a basic lining in the converter and by the addition of basic materials during the blow, it is possible to elimin...")
  • 14:56, 12 November 2020 Webref talk contribs created page Basic lining (Created page with "A lining for furnaces, converters, etc., formed of nonsiliceous material, usually limestone, dolomite, lime, magnesia, or ferrous oxide. <i>Fay </i> Source: Dictionary of Mi...")
  • 14:53, 12 November 2020 Webref talk contribs created page Basic lava (Created page with "# Lava containing less than 50 percent silica. <br/>Source: Leet, L. Don. 1982. <i>Physical Geology, 6th Edition.</i> Englewood Cliffs, NJ: Prentice-Hall # Lava poor in si...")
  • 14:52, 12 November 2020 Webref talk contribs created page Basic grade (Created page with "Used to define steel produced by the basic open-hearth process. <i>Hammond </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 14:43, 12 November 2020 Webref talk contribs created page Basic front (Created page with "In granitization, an advancing zone enriched in calcium, magnesium, and iron, that is said to represent those elements in the rock being granitized that are in excess of those...")
  • 14:43, 12 November 2020 Webref talk contribs created page Basic flowsheet (Created page with "A diagram of the various stages in the treatment of the raw coal in a preparation plant, usually either a process flowsheet or an equipment flowsheet. <i>BS, 5 </i> Source:...")
  • 14:42, 12 November 2020 Webref talk contribs created page Basic bottom and lining (Created page with "The inner bottom and lining of a melting furnace consisting of materials like crushed burnt dolomite, magnesite, magnesite bricks, or basic slag, that give a basic reaction at...")
  • 14:42, 12 November 2020 Webref talk contribs created page Basic (Created page with "# Said of an igneous rock having a relatively low silica content, sometimes delimited arbitrarily as 44% to 51% or 45% to 52% ; e.g., gabbro, basalt. Basic rocks are relativel...")
  • 14:41, 12 November 2020 Webref talk contribs created page Basement rock (complex) (Created page with "# A name commonly applied to metamorphic or igneous rocks underlying the sedimentary sequence. <i>AGI </i> # Metamorphic and igneous Precambrian rocks. <i>AGI </i> Source:...")
  • 14:41, 12 November 2020 Webref talk contribs created page Basement complex (Created page with "# Undifferentiated crystalline, metamorphosed. Often, but not necessarily, Precambrian. <br/>Source: Leet, L. Don. 1982. <i>Physical Geology, 6th Edition.</i> Englewood C...")
  • 14:31, 12 November 2020 Webref talk contribs created page Baseleveled plain (Created page with "A baseleveled surface is any land surface, however small, that has been brought approx. to a baselevel, either general or local, by the process of gradation. When such a surfa...")
  • 10:45, 12 November 2020 Webref talk contribs created page Baselevel plain (Created page with "A flat, comparatively featureless area or lowland, the elevation of which cannot be materially reduced by the erosive force of running water. <i>AGI </i> Source: Dictionary...")
  • 10:45, 12 November 2020 Webref talk contribs created page Baselevel (Created page with "# The lowest level to which a land surface can be eroded by running water. <i>Mather </i> # To reduce by erosion to or toward a baselevel. <i>Standard, 2 </i> Source: Dicti...")
  • 10:45, 12 November 2020 Webref talk contribs created page Base station (Created page with "An observation point used in geophysical surveys as a reference, to which measurements at additional points can be compared. <i>AGI </i> Source: Dictionary of Mining, Minera...")
  • 10:37, 12 November 2020 Webref talk contribs created page Base rock (Created page with "# As used by some drillers, the solid rock immediately underlying the overburden material. <i>Long </i> # As used by drillers in the Midwestern United States, the igneous roc...")
  • 10:37, 12 November 2020 Webref talk contribs created page Base price (Created page with "There is a minimal market price for each metal below which it cannot fall without putting the average producer out of business; this price has been called the base price. <i>...")
  • 10:36, 12 November 2020 Webref talk contribs created page Base plug (Created page with "A tapered cylinder, generally of wood, placed in a borehole and into which a deflection drive wedge may be driven in a random or oriented position. Syn: deflecting plug; [...")
  • 10:36, 12 November 2020 Webref talk contribs created page Base ore (Created page with "Ore in which gold is associated with sulfides, as contrasted to free-milling ores, in which the sulfides have been removed by leaching. <i>Newton, 1 </i> Source: Dictionary...")
  • 10:35, 12 November 2020 Webref talk contribs created page Base metal (Created page with "# Any of the more common and more chemically active metals, e.g., lead, copper. <i>AGI </i> # The principal metal of an alloy, e.g., the copper in brass. CF: noble metal...")
  • 10:35, 12 November 2020 Webref talk contribs created page Base map (Created page with "# A map on which information may be placed for purposes of comparison or geographical correlation. Base map was at one time applied to a class of maps now known as outline map...")
  • 10:34, 12 November 2020 Webref talk contribs created page Base line (Created page with "# A line taken as the foundation of operations in trigonometrical and geological surveys. See also: base # A surveyed line established with more than usual care, that serv...")
  • 10:33, 12 November 2020 Webref talk contribs created page Base level (Created page with "Level below which a stream cannot erode. There may be Ultimate base level is sea level. Source: Leet, L. Don. 1982. <i>Physical Geology, 6th Edition.</i> Englewood Cli...")
  • 10:32, 12 November 2020 Webref talk contribs created page Base fracture (Created page with "In quarrying, used to describe the condition of the base after a blast. It may be a good or bad base fracture. <i>Streefkerk </i> Source: Dictionary of Mining, Mineral, and...")
  • 10:31, 12 November 2020 Webref talk contribs created page Base flow (Created page with "# That portion of stream flow attributable to groundwater flow. <br/>Source: Leet, L. Don. 1982. <i>Physical Geology, 6th Edition.</i> Englewood Cliffs, NJ: Prentice-Hall...")
  • 10:30, 12 November 2020 Webref talk contribs created page Base failure (Created page with "See: slope failure Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:30, 12 November 2020 Webref talk contribs created page Base exchange (Created page with "# The clay particle with its cations may be regarded as a kind of salt in which the colloidal clay particle is the anion. Certain cations may replace others, making the clay m...")
  • 10:30, 12 November 2020 Webref talk contribs created page Base course (Created page with "# A layer of specified or selected material of planned thickness constructed on the subgrade or subbase to serve one or more functions, such as distributing load, providing dr...")
  • 10:29, 12 November 2020 Webref talk contribs created page Base charge (Created page with "# The main explosive charge in the base of a detonator. <i>Meyer </i> # The charge loaded into the bottom of vertical holes in quarrying, usually applicable to 3-in (7.62-cm)...")
  • 10:27, 12 November 2020 Webref talk contribs created page Base bullion (Created page with "Crude lead containing recoverable silver, with or without gold. See also: work lead Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:26, 12 November 2020 Webref talk contribs created page Base box (Created page with "A unit of quantity in the tin plate trade consisting of 112 sheets measuring 14 in by 20 in (35.6 cm by 50.8 cm) or the equivalent in area; consequently 31,360 in<sup>2</sup>...")
  • 10:23, 12 November 2020 Webref talk contribs created page Basanite (Created page with "# An extrusive rock composed of calcic plagioclase, augite, olivine, and a feldspathoid (nepheline, leucite, or analcime); essentially, a feldspathoidal olivine basalt. Some b...")
  • 10:23, 12 November 2020 Webref talk contribs created page Basaluminite (Created page with "A mineral, Al<sub>4</sub> (SO<sub>4</sub> )(OH)<sub>10</sub> .5H<sub>2</sub> O ; in veinlets lining crevices in ironstone. CF: felsoebanyaite Source: Dictionary of Mining...")
  • 10:22, 12 November 2020 Webref talk contribs created page Basaltine (Created page with "See: augite Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:20, 12 November 2020 Webref talk contribs created page Basaltic layer (Created page with "See: sima Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:20, 12 November 2020 Webref talk contribs created page Basaltic hornblende (Created page with "A variety of hornblende containing ferric (oxidized) iron in basalts and other basic igneous (volcanic) rocks. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:20, 12 November 2020 Webref talk contribs created page Basaltic dome (Created page with "See: shield volcano Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:19, 12 November 2020 Webref talk contribs created page Basaltic (Created page with "Pertaining to, made of, or resembling basalt; as, basaltic lava. See also: basalt Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:16, 12 November 2020 Webref talk contribs created page Basal thrust plane (Created page with "The sole fault underlying a series of overthrusts. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:15, 12 November 2020 Webref talk contribs created page Basal slip (Created page with "Movement of an entire glacier over underlying ground surface. Source: Leet, L. Don. 1982. <i>Physical Geology, 6th Edition.</i> Englewood Cliffs, NJ: Prentice-Hall")
  • 10:14, 12 November 2020 Webref talk contribs created page Basal sliding (Created page with "The process by which a <i> glacier</i> undergoes thawing at its base, producing a film of water along which the glacier then flows. Basal sliding primarily affects glaciers...")
  • 10:13, 12 November 2020 Webref talk contribs created page Basal reef (Created page with "S. Afr. A gold-bearing reef regarded as the principal carrier of gold in the Orange Free State. It has been associated with the Elsburg series of the central Witwatersrand and...")
  • 10:13, 12 November 2020 Webref talk contribs created page Basal plane (Created page with "# Lower boundary of zone of concentric folding. <br/>Source: Leet, L. Don. 1982. <i>Physical Geology, 6th Edition.</i> Englewood Cliffs, NJ: Prentice-Hall # A plane perpe...")
  • 10:11, 12 November 2020 Webref talk contribs created page Basal pinacoid (Created page with "A pinacoid of two parallel faces that intersect only the c crystallographic axis. Also called a base. Syn: basal plane Source: Dictionary of Mining, Mineral, and Related...")
  • 10:11, 12 November 2020 Webref talk contribs created page Basal conglomerate (Created page with "A well-sorted, lithologically homogeneous conglomerate that forms the bottom stratigraphic unit of a sedimentary series and that rests on a surface of erosion, thereby marking...")
  • 10:11, 12 November 2020 Webref talk contribs created page Basal cleavage (Created page with "Mineral cleavage parallel to the basal pinacoid that is normal to the c crystallographic axis. Also called pinacoidal cleavage. Source: Dictionary of Mining, Mineral, and Rel...")
  • 10:10, 12 November 2020 Webref talk contribs created page Basal arkose (Created page with "An arkosic sandstone basal to a sedimentary sequence, resting unconformably on a granitic terrane; the arkosic equivalent of a granitic basal conglomerate. <i>AGI </i> Sourc...")
  • 10:10, 12 November 2020 Webref talk contribs created page Barytocalcite (Created page with "# A monoclinic mineral, BaCa(CO<sub>3</sub> )<sub>2</sub> ; trimorphous with alstonite and paralstonite. # A mixture of calcite and barite. Source: Dictionary of Mining, Mine...")
  • 10:10, 12 November 2020 Webref talk contribs created page Barytes (Created page with "See: barite Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:09, 12 November 2020 Webref talk contribs created page Baryta (Created page with "Barium oxide; BaO. <i>AGI </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:08, 12 November 2020 Webref talk contribs created page Barysphere (Created page with "The interior of the Earth beneath the lithosphere, including both the mantle and the core. However, it is sometimes used to refer only to the core or only to the mantle. Syn:...")
  • 10:08, 12 November 2020 Webref talk contribs created page Barysilite (Created page with "A white trigonal mineral, Pb<sub>8</sub> Mn(Si<sub>2</sub> O<sub>7</sub> )<sub>3</sub> ; occurs at Laangban, Sweden, and Franklin, NJ. Source: Dictionary of Mining, Mineral,...")
  • 10:08, 12 November 2020 Webref talk contribs created page Barylite (Created page with "An orthorhombic mineral, BaBe<sub>2</sub> Si<sub>2</sub> O<sub>7</sub> ; forms hard (6 to 7 on the Mohs scale), colorless crystals; at Laangban, Sweden; Franklin, NJ; and Park...")
  • 10:07, 12 November 2020 Webref talk contribs created page Barvoys process (Created page with "A sink-float process in which the medium is a suspension of clay from the raw coal and minus 200- or 300-mesh barite in water, with the volume of the clay usually equal to abo...")
  • 10:07, 12 November 2020 Webref talk contribs created page Bartlett table (Created page with "A three-shelf table driven by an eccentric that gives it a vanning motion. Ore and water are fed on the upper shelf, giving two products, heads and tailings. The latter are re...")
  • 10:07, 12 November 2020 Webref talk contribs created page Barsanovite (Created page with "See: eudialyte Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:07, 12 November 2020 Webref talk contribs created page Barry mining (Created page with "See: Nottingham system Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:06, 12 November 2020 Webref talk contribs created page Barrowway (Created page with "# A level through which coal or ore is wheeled. # Rails laid between the flat or siding and the coal face. <i>SMRB </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:05, 12 November 2020 Webref talk contribs created page Barrowman (Created page with "In mining, one who pushes shallow-bodied cars (barrows) or wheelbarrows used for transporting coal or ore along underground haulageways that are too low for ordinary mine cars...")
  • 10:05, 11 November 2020 Webref talk contribs created page Barroisite (Created page with "A dark green amphibole intermediate between hornblende and glaucophane. <i>English </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:05, 11 November 2020 Webref talk contribs created page Barro (Created page with "A Spanish and South American term for clay, loam, marl, or the overburden of alluvial gold deposits. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:05, 11 November 2020 Webref talk contribs created page Barrings (Created page with "A general term for the setting of bars of timber for supporting underground roadways or shafts. <i>Nelson </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:05, 11 November 2020 Webref talk contribs created page Barring scrap (Created page with "Prying adhering scrap metal from runners, ladles, or skimmers. <i>Fay </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:04, 11 November 2020 Webref talk contribs created page Barring down (Created page with "#Loosening ore in a bin by means of a bar, so it will flow through the chute. #Prying off loose rock after blasting to prevent danger of fall. <i>Pryor, 1 </i> Source: Dicti...")
  • 10:03, 11 November 2020 Webref talk contribs created page Barring (Created page with "The end and side timber bars used for supporting a rectangular shaft. The bars are notched into one another to form a rectangular set of timber. Common sizes are from 9 to 12...")
  • 10:03, 11 November 2020 Webref talk contribs created page Barrier system (Created page with "N. of Eng. An approved method of working a colliery by pillar and stall, where solid ribs or barriers of coal are left in between working places. <i>Fay </i> Source: Diction...")
  • 10:03, 11 November 2020 Webref talk contribs created page Barrier reef (Created page with "A reef separated from a landmass by a lagoon of varying width and depth opening to sea through passes in reef. Source: Leet, L. Don. 1982. <i>Physical Geology, 6th Edition.<...")
  • 10:02, 11 November 2020 Webref talk contribs created page Barrier pillar (Created page with "#A solid block or rib of coal, etc., left unworked between two collieries or mines for security against accidents arising from an influx of water. See also: barrier; bar...")
  • 10:02, 11 November 2020 Webref talk contribs created page Barrier materials (Created page with "Materials such as lead and concrete that are used for protection from X-rays or gamma rays in radiographic installations. <i>Osborne </i> Source: Dictionary of Mining, Miner...")
  • 10:01, 11 November 2020 Webref talk contribs created page Barrier island (Created page with "A low, sandy island near shore and parallel to it, on a gently sloping offshore bottom. Source: Leet, L. Don. 1982. <i>Physical Geology, 6th Edition.</i> Englewood Cli...")
  • 10:01, 11 November 2020 Webref talk contribs created page Barrier gate (Created page with "Eng. See: tailgate Source: Dictionary of Mining, Mineral, and Related Terms")
  • 10:01, 11 November 2020 Webref talk contribs created page Barrier (Created page with "Blocks of coal left between the workings of different mine owners and within those of a particular mine for safety and the reduction of operational costs. It helps to prevent...")
  • 10:00, 11 November 2020 Webref talk contribs created page Barricade (Created page with "#The process of building a set of barriers to isolate a sufficient quantity of good air to protect mine workers from the asphyxiating gases formed after a fire or explosion. M...")
  • 10:00, 11 November 2020 Webref talk contribs created page Barren measures (Created page with "Coal measures without workable seams. <i>Standard, 2</i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 09:59, 11 November 2020 Webref talk contribs created page Barren hole (Created page with "See: blank hole Source: Dictionary of Mining, Mineral, and Related Terms")
  • 09:41, 11 November 2020 Webref talk contribs created page Barren ground (Created page with "Strata containing seams of coal that are not of a workable thickness. In metal mining, ground that does not contain ore. See also: dead bed Source: Dictionary of Mining,...")
  • 09:36, 11 November 2020 Webref talk contribs created page Barren (Created page with "#In leaching ores, said of a chemical solution from which valuable solute has been removed by precipitation, ion exchange, or solvent extraction before reuse. <i>Pryor, 1 </i...")
  • 09:36, 11 November 2020 Webref talk contribs created page Barrel work (Created page with "Syn: barrel copper Source: Dictionary of Mining, Mineral, and Related Terms")
  • 09:35, 11 November 2020 Webref talk contribs created page Barrel washer (Created page with "A washer comprising a cylinder rotating slowly about an axis that is slightly inclined to the horizontal, and into which the raw coal, with a current of water or of a suspensi...")
  • 09:35, 11 November 2020 Webref talk contribs created page Barrel of oil (Created page with "A volumetric unit of measurement equivalent to 42 U.S. gal (159.0 L). <i>AGI </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 09:35, 11 November 2020 Webref talk contribs created page Barrel copper (Created page with "Pieces of native copper occurring in sizes large enough to be extracted from the gangue, and of sufficient purity to be smelted without mechanical concentration. Syn: barrel...")
  • 09:34, 11 November 2020 Webref talk contribs created page Barrel (Created page with "#As used in the petroleum industry, a volumetric unit of measurement equivalent to 42 U.S. gal (159.0 L). <i>AGI </i> #The cylindrical part of a pump from which the movement...")
  • 09:34, 11 November 2020 Webref talk contribs created page Barrandite (Created page with "A mineral intermediate between strengite and variscite. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 09:34, 11 November 2020 Webref talk contribs created page Barranca (Created page with "A precipice; as used in some parts of Spanish America, a ravine or small canyon. Also spelled barranco. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 09:33, 11 November 2020 Webref talk contribs created page Barotrauma (Created page with "A generic term for injury caused by pressure. Although squeeze is a colloquialism, it is an excellent descriptive term for all of the phenomena that occur when a rigid closed...")
  • 09:22, 11 November 2020 Webref talk contribs created page Barometric leveling (Created page with "A type of indirect leveling in which differences of elevation are determined from differences of atmospheric pressure observed with altimeters or barometers. <i>AGI </i> Sou...")
  • 09:21, 11 November 2020 Webref talk contribs created page Barometric leg (Created page with "In filtering system, use of a loop more than 30 ft (9.1 m) high between receiving vessel and vacuum pump, to protect latter against carryover of liquid. <i>Pryor, 3 </i> Sou...")
  • 09:21, 11 November 2020 Webref talk contribs created page Barograph (Created page with "A barometer that makes a continuous record of changes in atmospheric pressure. It is usually an aneroid type. See also: barometer <i>AGI </i> Source: Dictionary of Min...")
  • 09:19, 11 November 2020 Webref talk contribs created page Barnesite (Created page with "#A monoclinic mineral, (Na,Ca)<sub>2</sub> V<sub>6</sub> O<sub>16</sub> .3H<sub>2</sub> O . #Trademark for a rare-earth oxide used in glass polishing. Source: Dictionary of M...")
  • 09:18, 11 November 2020 Webref talk contribs created page Barley (Created page with "A stream size of anthracite known also as buckwheat No. 3, sized on a round punched plate. It passes through 1/4-in (6.4-mm) holes. At some mines, it has to pass over 3/32-in...")
  • 09:18, 11 November 2020 Webref talk contribs created page Barkhausen effect (Created page with "Observed result of magnetizing a ferromagnetic substance by means of a slow magnetic field increase. Orientation of domains proceeds in abrupt steps. <i>Pryor, 3 </i> Source...")
  • 09:17, 11 November 2020 Webref talk contribs created page Barium feldspar (Created page with "See: paracelsian Source: Dictionary of Mining, Mineral, and Related Terms")
  • 09:17, 11 November 2020 Webref talk contribs created page Barium (Created page with "A silvery-white, metallic element, belonging to the alkaline earth group. Symbol, Ba. Found chiefly in barite or heavy spar and witherite. All barium compounds that are water...")
  • 09:16, 11 November 2020 Webref talk contribs created page Barite rosette (Created page with "See: petrified rose Source: Dictionary of Mining, Mineral, and Related Terms")
  • 09:16, 11 November 2020 Webref talk contribs created page Barite (Created page with "#An orthorhombic mineral, 4[BaSO<sub>4</sub> ] ; has nearly pseudocubic cleavage; occurs as interpenetrant masses of crystals with sand and clay (desert roses); sp gr, 4.5; in...")
  • 09:15, 11 November 2020 Webref talk contribs created page Baring (Created page with "#The small coal made in undercutting coal seams. <i>Webster 3rd </i> #A making bare; an uncovering. See also: strip #The surface soil and useless strata overlying a seam...")
  • 09:15, 11 November 2020 Webref talk contribs created page Barilla (Created page with "An impure sodium carbonate and sulfate obtained by burning various species of land or marine plants; soda ash. See also: copper barilla; coro-coro. <i>Standard, 2 </i...")
  • 09:15, 11 November 2020 Webref talk contribs created page Barges (Created page with "Scot. Sheets of iron, zinc, or wood, used in wet shafts or workings for diverting the water to one side. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 09:14, 11 November 2020 Webref talk contribs created page Barge loader (Created page with "In the quarry industry, a laborer who controls the movement of a barge in a river as it is loaded with crushed rock. <i>DOT </i> Source: Dictionary of Mining, Mineral, and R...")
  • 09:14, 11 November 2020 Webref talk contribs created page Barfe Saturday (Created page with "N. of Eng. The Saturday on which wages are not paid. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 09:14, 11 November 2020 Webref talk contribs created page Barer (Created page with "A worker who removes surface soil or overburdens in a quarry. <i>Arkell </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 09:14, 11 November 2020 Webref talk contribs created page Barequero (Created page with "Colom. A placer miner who uses crude methods of alluvial washing. A spoiler. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 09:13, 11 November 2020 Webref talk contribs created page Barequeo (Created page with "Colom. Extracting the rich ore by crude means. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 09:13, 11 November 2020 Webref talk contribs created page Barequear (Created page with "Colom. In placer mining, to extract as much of the pay gravel as possible, without method, leaving the overburden untouched. Source: Dictionary of Mining, Mineral, and Relate...")
  • 09:13, 11 November 2020 Webref talk contribs created page Barefoot (Created page with "Said of an oil well without a liner in the oil-bearing rock. See also: blank hole Source: Dictionary of Mining, Mineral, and Related Terms")
  • 09:13, 11 November 2020 Webref talk contribs created page Bare motor (Created page with "A motor without a pulley, belt-tightening base, or slide rails. <i>NEMA, 2 </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 09:12, 11 November 2020 Webref talk contribs created page Bare (Created page with "#To cut coal by hand; to hole by hand. <i>Mason </i> #The uncased portion of borehole. Also called called barefoot; blank; naked; open; open hole. See also: blank hole #T...")
  • 09:11, 11 November 2020 Webref talk contribs created page Barchan (Created page with "A crescent-shaped sand is available. Source: Leet, L. Don. 1982.<i>Physical Geology, 6th Edition.</i> Englewood Cliffs, NJ: Prentice-Hall")
  • 09:11, 11 November 2020 Webref talk contribs created page Barbosalite (Created page with "A hydrous ferrous ferric phosphate, Fe<sup>2+</sup> Fe<sup>3+</sup><sub>2</sub> (PO<sub>4</sub> )<sub>2</sub> (OH)<sub>2</sub> ; occurs as black grains from Brazil. Syn: fer...")
  • 09:10, 11 November 2020 Webref talk contribs created page Barbertonite (Created page with "A hexagonal mineral, Mg<sub>6</sub> Cr<sub>2</sub> (CO<sub>3</sub> )(OH)<sub>16</sub> .4H <sub>2</sub> O ; manasseite group; rose-pink to violet; dimorphous with stichtite....")
  • 09:10, 11 November 2020 Webref talk contribs created page Bar-belt conveyor (Created page with "A conveyor similar to a plate-belt conveyor but in which spaced steel rods arranged transversely are employed in place of the steel plates. <i>BS, 5 </i> Source: Dictionary...")
  • 09:10, 11 November 2020 Webref talk contribs created page Bararite (Created page with "A hexagonal mineral, (NH<sub>4</sub> )<sub>2</sub> SiF<sub>6</sub> ; dimorphous with cryptohalite; occurs over a burning coal seam. Source: Dictionary of Mining, Mineral, and...")
  • 09:08, 11 November 2020 Webref talk contribs created page Baralyme (Created page with "A compressed pill consisting of a blended mixture of barium octohydrate and calcium hydroxide. It is used as a carbon dioxide absorbent in rebreathing (diving) systems. <i>Hu...")
  • 09:08, 11 November 2020 Webref talk contribs created page Bar tin (Created page with "Solid, commercial tin. <i>Bennett </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 09:08, 11 November 2020 Webref talk contribs created page Bar timbering (Created page with "A method of timbering mine roadways by means of horizontal and upright bars. See also: timber set Source: Dictionary of Mining, Mineral, and Related Terms")
  • 09:07, 11 November 2020 Webref talk contribs created page Bar screen (Created page with "See: grizzly Source: Dictionary of Mining, Mineral, and Related Terms")
  • 09:07, 11 November 2020 Webref talk contribs created page Bar rig (Created page with "A small diamond or other rock drill designed to be mounted and used on a bar. Also called bar drill. <i>Long </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 09:07, 11 November 2020 Webref talk contribs created page Bar mining (Created page with "The mining of river bars, usually between low and high waters, although the stream is sometimes deflected and the bar worked below water level. See also: bar diggings Sou...")
  • 09:07, 11 November 2020 Webref talk contribs created page Bar grizzly (Created page with "A series of spaced bars, rails, pipes, or other members used for rough sizing of bulk material passed across it to allow smaller pieces to drop through the spaces. See also: [...")
  • 09:06, 11 November 2020 Webref talk contribs created page Bar flight conveyor (Created page with "See: drag-chain conveyor; flight conveyor. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 09:06, 11 November 2020 Webref talk contribs created page Bar drill (Created page with "A small diamond- or other-type rock drill mounted on a bar and used in an underground workplace. Also called bar and used in an underground workbar rig. <i>Long </i> Source:...")
  • 08:55, 11 November 2020 Webref talk contribs created page Bar diggings (Created page with "A term applied in the Western United States to diggings for gold or other precious minerals located on a bar or in the shallows of a stream, and worked when the water is low....")
  • 08:54, 11 November 2020 Webref talk contribs created page Bar coal cutter (Created page with "A coal cutter in which the cutting member was a projecting rotating bar armed with picks throughout its length. The bar cut a kerf in the seam as the machine traveled along th...")
  • 08:54, 11 November 2020 Webref talk contribs created page Bar channeler (Created page with "A reciprocating drill mounted on a bar by means of which holes are drilled close together in line by shifting the drill from point to point along the bar. Thereafter, the webs...")
  • 08:52, 11 November 2020 Webref talk contribs created page Bar (Created page with "#A placer deposit, generally submerged, in the slack portion of a stream. Also, an accumulation of gravel along the banks of a stream; bar diggings. #A mass of inferior rock i...")
  • 08:50, 11 November 2020 Webref talk contribs created page Baotite (Created page with "A tetragonal mineral, Ba<sub>4</sub> (Ti,Nb)<sub>8</sub> Si<sub>4</sub> O<sub>28</sub> Cl. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 12:22, 10 November 2020 Webref talk contribs created page Bantams (Created page with "Small pebbles of a banded garnet-quartz rock; usually associated with diamond in the concentrate obtained when washing the diamond-bearing gravels from the Vaal River in the R...")
  • 12:22, 10 November 2020 Webref talk contribs created page Banqueria (Created page with "Bol. In alluvial mining, a thick bed of blocks of granite, schists, and quartz. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 12:22, 10 November 2020 Webref talk contribs created page Banos (Created page with "Mex. Water collected in old mine workings. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 12:21, 10 November 2020 Webref talk contribs created page Bankwork (Created page with "Eng. A system of working coal in South Yorkshire. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 12:21, 10 November 2020 Webref talk contribs created page Banksman (Created page with "The person in charge of the shaft and cage or skip at the surface of a colliery; the person at the surface who operates the signals from the cage or skip to the winding engine...")
  • 12:18, 10 November 2020 Webref talk contribs created page Bank-full stage (Created page with "Stage of flow at which a stream fills its channel up to level of its bank. Recurrence interval averages 1.5 to 2 years. Source: Leet, L. Don. 1982.<i>Physical Geology, 6t...")
  • 12:17, 10 November 2020 Webref talk contribs created page Banket (Created page with "# A general term for a compact, siliceous conglomerate of vein-quartz pebbles about the size of a pigeon's egg, embedded in a quartzitic matrix. The term was originally applie...")
  • 12:17, 10 November 2020 Webref talk contribs created page Banker off (Created page with "Aust. The worker who attends to taking skips off the cage. <i>Fay </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 12:17, 10 November 2020 Webref talk contribs created page Banka drill (Created page with "A portable, manually operated system used in prospecting alluvial deposits to depths of 50 ft (15.2 m) or more. Also known as an Empire drill. Source: Dictionary of Mining, M...")
  • 12:16, 10 November 2020 Webref talk contribs created page Bank yards (Created page with "Yards of soil or rock measured in its original position, before digging. <i>Nichols, 2 </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 12:16, 10 November 2020 Webref talk contribs created page Bank water (Created page with "In placer mining, applied to streams brought to the pit in ditches, not under pressure. <i>Hess </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 12:16, 10 November 2020 Webref talk contribs created page Bank slope stability (Created page with "A slope is subject to the influence of gravity and possible pressure of ground water, which tend to cause sliding or caving. It is also subject to surface erosion from running...")
  • 12:16, 10 November 2020 Webref talk contribs created page Bank slope (Created page with "The angle, measured in degrees of deviation from the horizontal, at which the earthy or rock material will stand in an excavated, terracelike cut in an open-pit mine or quarry...")
  • 12:15, 10 November 2020 Webref talk contribs created page Bank right (Created page with "The right to divert water for working a bank claim. <i>Pryor, 3 </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 12:15, 10 November 2020 Webref talk contribs created page Bank pump (Created page with "An auxiliary pump placed on the bank of a stream or a lake and used to pump water to a distant drill. Also called supply pump. <i>Long </i> Source: Dictionary of Mining, Min...")
  • 12:15, 10 November 2020 Webref talk contribs created page Bank protection (Created page with "Devices for minimizing scour. These include brushwood held in place by wooden pegs, embankments, grass and withy planting, groins, mattresses, revetments, and riprap. <i>Hamm...")
  • 12:14, 10 November 2020 Webref talk contribs created page Bank of ovens (Created page with "A row of ovens for converting coal into coke. <i>Fay </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 12:14, 10 November 2020 Webref talk contribs created page Bank of cells (Created page with "A row of flotation cells in line. <i>Pryor, 4 </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 12:14, 10 November 2020 Webref talk contribs created page Bank mining (Created page with "Surface mining in which the material mined is removed from above the surrounding land surface. <i>AIME, 2 </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 12:14, 10 November 2020 Webref talk contribs created page Bank measure (Created page with "# The quantity of an excavation measured in place in the bank before being disturbed. <i>Carson, 1 </i> # Volume of soil or rock in its original place in the ground. <i>Nich...")
  • 12:13, 10 November 2020 Webref talk contribs created page Bank height (Created page with "The vertical height of a bank as measured between its highest point or crest and its toe at the digging level or bench. CF: berm bench height; digging height. Source:...")
  • 12:12, 10 November 2020 Webref talk contribs created page Bank head (Created page with "# The upper end of an inclined plane, next to the engine or drum, made nearly level. <i>Zern </i> # The mouth and immediate environs of a coal mine. <i>Webster 3rd </i> Sou...")
  • 12:11, 10 November 2020 Webref talk contribs created page Bank gravel (Created page with "Gravel found in natural deposits, usually more or less intermixed with sand, silt, or clay. <i>AGI </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 12:11, 10 November 2020 Webref talk contribs created page Bank engine (Created page with "Eng. An engine at the mouth of a mine shaft. <i>Standard, 2 </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 12:11, 10 November 2020 Webref talk contribs created page Bank coal (Created page with "Coal contained in, and sometimes salvaged from, the bank. <i>BCI </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 12:11, 10 November 2020 Webref talk contribs created page Bank claim (Created page with "A mining claim on the bank of a stream. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 12:10, 10 November 2020 Webref talk contribs created page Bank (Created page with "# A large pile of mineral material on the ground surface, as in heap leaching. # Several like pieces of equipment set close together, as a bank of flotation cells, hydrocyclon...")
  • 12:08, 10 November 2020 Webref talk contribs created page Bandylite (Created page with "A tetragonal mineral, CuB(OH)<sub>4</sub> Cl ; occurs as dark blue crystals in Chile. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 12:08, 10 November 2020 Webref talk contribs created page Bandy metal (Created page with "Shale with thin sandstone bands. <i>Arkell </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 12:07, 10 November 2020 Webref talk contribs created page Banded-quartz hematite (Created page with "See: itabirite Source: Dictionary of Mining, Mineral, and Related Terms")
  • 12:06, 10 November 2020 Webref talk contribs created page Banded vein (Created page with "A vein made up of layers of different minerals parallel with the walls. Also called ribbon vein. <i>Fay </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 12:06, 10 November 2020 Webref talk contribs created page Banded texture (Created page with "See: banded ore Source: Dictionary of Mining, Mineral, and Related Terms")
  • 12:05, 10 November 2020 Webref talk contribs created page Banded structure (Created page with "# An outcrop feature developed in igneous and metamorphic rocks as a result of alternation of layers, stripes, flat lenses, or streaks differing conspicuously in mineral compo...")
  • 12:05, 10 November 2020 Webref talk contribs created page Banded quartz-hematite ore (Created page with "Braz. In the Itabira Region of Minas Gerais, schistose, specular hematite forming alternate bands with sugary quartz. Some of the beds are auriferous and contain gold-palladiu...")
  • 12:05, 10 November 2020 Webref talk contribs created page Banded peat (Created page with "Peat composed of bands of vegetable debris alternating with bands of sapropelic matter. <i>Tomkeieff </i> Source: Dictionary of Mining, Mineral, and Related Terms")
  • 12:05, 10 November 2020 Webref talk contribs created page Banded ore (Created page with "Ore composed of bands as layers that may be composed of the same minerals differing in color, textures, or proportions, or they may be composed of different minerals. Syn: b...")
  • 12:04, 10 November 2020 Webref talk contribs created page Banded obsidian (Created page with "Obsidian with differently colored irregular bands. Source: Dictionary of Mining, Mineral, and Related Terms")
  • 12:04, 10 November 2020 Webref talk contribs created page Banded ironstone (Created page with "A term used in South Africa for iron formation consisting essentially of iron oxides and chert occurring in prominent layers or bands of brown or red and black. This usage of...")
  • 12:03, 10 November 2020 Webref talk contribs created page Banded iron formation (Created page with "# A rock that is made up of alternating light silica-rich layers and dark-colored layers of iron-rich minerals, which were deposited in marine basins on every continent abou...")
  • 12:03, 10 November 2020 Webref talk contribs created page Banded ingredient (Created page with "One of the four distinctive and visibly differing portions forming the mass of an ordinary bituminous coal that can be recognized and separated macroscopically by hand, and mi...")
  • 12:02, 10 November 2020 Webref talk contribs created page Banded differentiate (Created page with "Any igneous rock made up of bands of differing chemical or mineral composition, usually an alternation of two rock types; a layered intrusion. The structure has been attribute...")
  • 12:02, 10 November 2020 Webref talk contribs created page Banded coal (Created page with "# The common variety of bituminous and subbituminous coal. It consists of a sequence of irregularly alternating layers or lenses of homogeneous black material having a brillia...")
  • 12:01, 10 November 2020 Webref talk contribs created page Banded agate (Created page with "Agate in colors disposed in parallel or subparallel bands, more or less wavy or sinuous. Most agate in the trade is dyed, and bands are of differing tones due to varying capac...")
  • 12:01, 10 November 2020 Webref talk contribs created page Banded (Created page with "The property of rocks having thin and nearly parallel bands of different textures, colors, or minerals. Banded coal has alternating bands of different types. <i>Johannsen; Pr...")
  • 12:01, 10 November 2020 Webref talk contribs created page Band wander (Created page with "In concentration on shaking table, the movement of a segregated band of mineral so that it no longer discharges from the table deck at the desired point and therefore is not c...")
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