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• 14:39, 3 February 2021 ‎Bone ash (hist) ‎[310 bytes] ‎Webref (talk | contribs) (Created page with "The white porous residue containing chiefly tribasic calcium phosphate from bones calcined in air and used esp. in making cupels, pottery, and glass and in cleaning jewelry; a...")
• 14:39, 3 February 2021 ‎Bone (hist) ‎[714 bytes] ‎Webref (talk | contribs) (Created page with "# A hard coallike substance high in noncombustible mineral matter; often found above or below, or in partings between, layers of relatively pure coal. <I>Hess </I> # In the an...")
• 16:16, 20 January 2021 ‎Bond's third theory (hist) ‎[286 bytes] ‎Webref (talk | contribs) (Created page with "In crushing, the total work useful in breakage that has been applied to a stated weight of homogeneous broken material is invariably proportioned to the square root of the d...")
• 16:15, 20 January 2021 ‎Bondman (hist) ‎[73 bytes] ‎Webref (talk | contribs) (Created page with "See: bonder Source: Dictionary of Mining, Mineral, and Related Terms")
• 16:07, 20 January 2021 ‎Bonder (hist) ‎[443 bytes] ‎Webref (talk | contribs) (Created page with "# A brick that is half as wide again as a standard square (rectangular or arch); such bricks are sometimes used to begin or end a course of bonded brickwork. <I>Dodd </I> # In...")
• 16:06, 20 January 2021 ‎Bonded refractories (hist) ‎[207 bytes] ‎Webref (talk | contribs) (Created page with "Refractories in which the constituents are held together by a suitable bonding material, as distinguished from fused refractories. <I>Henderson </I> Source: Dictionary of Mi...")
• 16:06, 20 January 2021 ‎Bondaroy's yellow (hist) ‎[220 bytes] ‎Webref (talk | contribs) (Created page with "An antimony yellow developed by Fourgeroux de Bondaroy in 1766: 12 parts white lead; 3 parts potassium antimonate; 1 part alum; 1 part sal ammoniac. <I>Dodd </I> Source: Dic...")
• 15:56, 20 January 2021 ‎Bond clay (hist) ‎[389 bytes] ‎Webref (talk | contribs) (Created page with "A clay that, because of its plasticity, serves to bond relatively nonplastic materials in the fabrication of ceramic or other molded products (green bond). Also, a clay that...")
• 15:56, 20 January 2021 ‎Bond and Wang theory (hist) ‎[593 bytes] ‎Webref (talk | contribs) (Created page with "A theory of crushing and grinding; the energy (h) required for crushing varies inversely as the modulus of elasticity (E) and specific gravity (S), and directly as the squar...")
• 15:54, 20 January 2021 ‎Bond and lease (hist) ‎[198 bytes] ‎Webref (talk | contribs) (Created page with "An agreement between a mine owner and tributor that gives the latter the option of buying the mine before the lease expires. <I>Nelson </I> Source: Dictionary of Mining, Min...")
• 15:53, 20 January 2021 ‎Bonattite (hist) ‎[160 bytes] ‎Webref (talk | contribs) (Created page with "A monoclinic mineral, CuSO<SUB>4</SUB> .3H<SUB>2</SUB> O ; blue; partly dehydrated from chalcanthite. Source: Dictionary of Mining, Mineral, and Related Terms")
• 15:52, 20 January 2021 ‎Bonanza (hist) ‎[407 bytes] ‎Webref (talk | contribs) (Created page with "# A rich body of ore or a rich part of a deposit; a mine is in bonanza when it is operating profitably. Also, discontinuous locally rich ore deposits, esp. epithermal ones. Et...")
• 15:49, 20 January 2021 ‎Bomb (hist) ‎[720 bytes] ‎Webref (talk | contribs) (Created page with "# A more or less rounded mass of lava from a few inches to several feet in diameter, generally vesicular, at least inside, thrown from the throat of a volcano during an explos...")
• 15:47, 20 January 2021 ‎Bolus alba (hist) ‎[73 bytes] ‎Webref (talk | contribs) (Created page with "See: kaolin Source: Dictionary of Mining, Mineral, and Related Terms")
• 15:10, 20 January 2021 ‎Bolting silk (hist) ‎[312 bytes] ‎Webref (talk | contribs) (Created page with "# In oceanography, a silk cloth of very fine and regular mesh, used in the construction of tow nets for the smaller members of the surface fauna. <I>CTD </I> # Also used to co...")
• 15:10, 20 January 2021 ‎Bolting (hist) ‎[146 bytes] ‎Webref (talk | contribs) (Created page with "Separation of particles of different sizes by means of vibrating sieves. <I>Bennett </I> Source: Dictionary of Mining, Mineral, and Related Terms")
• 15:09, 20 January 2021 ‎Bolt-hole brush (hist) ‎[186 bytes] ‎Webref (talk | contribs) (Created page with "A special round brush used to remove porcelain enamel bisque from in and around small openings in the ware. See also: brush Source: Dictionary of Mining, Mineral, and Re...")
• 15:09, 20 January 2021 ‎Bolthole (hist) ‎[197 bytes] ‎Webref (talk | contribs) (Created page with "S. Staff. A short narrow opening made to connect the main workings with the airhead or ventilating drift of a coal mine. Also called bolt. Source: Dictionary of Mining, Mine...")
• 15:03, 20 January 2021 ‎Bolt (hist) ‎[162 bytes] ‎Webref (talk | contribs) (Created page with "A rod used in roof bolting. See also: slot-and-wedge bolt; wedge-and-sleeve bolt. <I>Nelson </I> Source: Dictionary of Mining, Mineral, and Related Terms")
• 14:44, 20 January 2021 ‎Bolsover experiment (hist) ‎[307 bytes] ‎Webref (talk | contribs) (Created page with "Applied to a method of working by single panels. Single 100-yd (91-m) panels are advanced, leaving 100-yd-wide coal pillars between them. The pillars are then worked on the...")
• 14:44, 20 January 2021 ‎Bolson (hist) ‎[475 bytes] ‎Webref (talk | contribs) (Created page with "# A term applied in the desert regions of the Southwestern United States to an extensive flat alluvium-floored basin or depression, into which drainage from the surrounding mo...")
• 14:43, 20 January 2021 ‎Bolognian stone (hist) ‎[80 bytes] ‎Webref (talk | contribs) (Created page with "See: Bologna stone Source: Dictionary of Mining, Mineral, and Related Terms")
• 14:43, 20 January 2021 ‎Bolognan stone (hist) ‎[80 bytes] ‎Webref (talk | contribs) (Created page with "See: Bologna stone Source: Dictionary of Mining, Mineral, and Related Terms")
• 14:42, 20 January 2021 ‎Bologna stone (hist) ‎[250 bytes] ‎Webref (talk | contribs) (Created page with "A nodular, concretionary, or round variety of barite, composed of radiating fibers; phosphorescent when calcined with charcoal. Syn: Bolognian stone; Bolognan stone;...")
• 14:41, 20 January 2021 ‎Bologna spar (hist) ‎[80 bytes] ‎Webref (talk | contribs) (Created page with "See: Bologna stone Source: Dictionary of Mining, Mineral, and Related Terms")
• 14:40, 20 January 2021 ‎Boliden gravimeter (hist) ‎[385 bytes] ‎Webref (talk | contribs) (Created page with "An electrical stable gravimeter with a moving system suspended on a pair of bowed springs. The moving system carries electrical condenser plates at each end, one to measure...")
• 14:40, 20 January 2021 ‎Boleite (hist) ‎[208 bytes] ‎Webref (talk | contribs) (Created page with "A deep blue pseudoisometric hydrous oxychloride of lead, copper, and silver from Boleo, Lower California. A tetragonal form of percylite. <I>Fay </I> Source: Dictionary of M...")
• 14:37, 20 January 2021 ‎Bole (hist) ‎[408 bytes] ‎Webref (talk | contribs) (Created page with "Any of several varieties of compact earthy clay (impure halloysite), usually red, yellow, or brown because of the presence of iron oxide, and consisting essentially of hydro...")
• 14:36, 20 January 2021 ‎Bolar (hist) ‎[71 bytes] ‎Webref (talk | contribs) (Created page with "See: bole Source: Dictionary of Mining, Mineral, and Related Terms")
• 14:35, 20 January 2021 ‎Boilum (hist) ‎[207 bytes] ‎Webref (talk | contribs) (Created page with "Hard calcareous or siliceous nodules of irregular shape, found in the shales and underclays of the Coal Measures. See also: boylom <I>Arkell</I> Source: Dictionary of Mi...")
• 14:31, 20 January 2021 ‎Boiling furnace (hist) ‎[220 bytes] ‎Webref (talk | contribs) (Created page with "A water-jacketed reverberatory furnace for decarbonizing iron by a process in which the carbonic oxide escapes with an appearance of boiling. <I>Standard, 2 </I> Source: Dic...")
• 14:31, 20 January 2021 ‎Boiler circulating pump (hist) ‎[304 bytes] ‎Webref (talk | contribs) (Created page with "A pump, usually of the single-stage, single-entry, overhung type, that must have low suction loss and high-temperature features since it draws water directly from the boiler...")
• 14:30, 20 January 2021 ‎Boiler burner unit (hist) ‎[151 bytes] ‎Webref (talk | contribs) (Created page with "A boiler designed esp. for gas or oil and sold integrally with the burner. <I>Strock, 2 </I> Source: Dictionary of Mining, Mineral, and Related Terms")
• 14:30, 20 January 2021 ‎Bohr magneton (hist) ‎[128 bytes] ‎Webref (talk | contribs) (Created page with "The net magnetic moment arising from electron spins. <I>Van Vlack </I> Source: Dictionary of Mining, Mineral, and Related Terms")
• 14:30, 20 January 2021 ‎Bohemian ruby (hist) ‎[121 bytes] ‎Webref (talk | contribs) (Created page with "A jeweler's name for rose quartz when cut as a gem. <I>Fay </I> Source: Dictionary of Mining, Mineral, and Related Terms")
• 14:30, 20 January 2021 ‎Bohemian garnet (hist) ‎[186 bytes] ‎Webref (talk | contribs) (Created page with "Yellowish-red gem variety of the garnet pyrope; occurs very commonly in the Mittelgebirge, Czech Republic. See also: pyrope Source: Dictionary of Mining, Mineral, and Re...")
• 14:27, 20 January 2021 ‎Bog-mine ore (hist) ‎[74 bytes] ‎Webref (talk | contribs) (Created page with "See: bog ore Source: Dictionary of Mining, Mineral, and Related Terms")
• 14:26, 20 January 2021 ‎Bogie (hist) ‎[586 bytes] ‎Webref (talk | contribs) (Created page with "# A rail truck or trolley of low height, used for carrying timber or machine parts underground, or for conveying the dirt hoppit from a sinking pit to the dirt heap. It may al...")
• 14:25, 20 January 2021 ‎Boghedite (hist) ‎[76 bytes] ‎Webref (talk | contribs) (Created page with "See: torbanite Source: Dictionary of Mining, Mineral, and Related Terms")
• 14:24, 20 January 2021 ‎Boghead coal (hist) ‎[517 bytes] ‎Webref (talk | contribs) (Created page with "# A variety of bituminous or subbituminous coal resembling cannel coal in appearance and behavior during combustion. It is characterized by a high percentage of algal remains...")
• 14:23, 20 January 2021 ‎Boghead cannel shale (hist) ‎[112 bytes] ‎Webref (talk | contribs) (Created page with "A coaly shale rich in fatty or waxy algae. <I>AGI </I> Source: Dictionary of Mining, Mineral, and Related Terms")
• 14:20, 20 January 2021 ‎Boghead cannel (hist) ‎[134 bytes] ‎Webref (talk | contribs) (Created page with "Cannel coal rich in algal remains. See also: torbanite <I>Tomkeieff </I> Source: Dictionary of Mining, Mineral, and Related Terms")
• 14:16, 20 January 2021 ‎Boggildite (hist) ‎[202 bytes] ‎Webref (talk | contribs) (Created page with "A fluoride, Sr<SUB>2</SUB> Na<SUB>2</SUB> Al<SUB>2</SUB> (PO<SUB>4</SUB> )F<SUB>9</SUB>, from the Greenland cryolite deposit. <I>Spencer, 5 </I> Source: Dictionary of Mining,...")
• 14:12, 20 January 2021 ‎Bog peat (hist) ‎[110 bytes] ‎Webref (talk | contribs) (Created page with "Peat consisting mainly of mosses. <I>Francis, 2 </I> Source: Dictionary of Mining, Mineral, and Related Terms")
• 14:12, 20 January 2021 ‎Bog ore (hist) ‎[632 bytes] ‎Webref (talk | contribs) (Created page with "# A spongy variety of hydrated oxide of iron and limonite. Found in layers and lumps on level sandy soils that have been covered with swamp or bog. Includes bog iron ore, bog...")
• 14:10, 20 January 2021 ‎Bog oak (hist) ‎[205 bytes] ‎Webref (talk | contribs) (Created page with "Oak immersed in peat bogs, semifossilized and blackened to resemble ebony by iron from the water combining with the tannin of the oak. <I>CMD </I> Source: Dictionary of Mini...")
• 13:52, 20 January 2021 ‎Bog muck (hist) ‎[103 bytes] ‎Webref (talk | contribs) (Created page with "A vernacular name for peat. <I>Tomkeieff </I> Source: Dictionary of Mining, Mineral, and Related Terms")
• 13:52, 20 January 2021 ‎Bog mine ore (hist) ‎[74 bytes] ‎Webref (talk | contribs) (Created page with "See: bog ore Source: Dictionary of Mining, Mineral, and Related Terms")
• 13:51, 20 January 2021 ‎Bog manganese (hist) ‎[237 bytes] ‎Webref (talk | contribs) (Created page with "# See: earthy manganese; wad. <I>Fay </I> # A bog ore consisting chiefly of hydrous manganese oxides; specif. wad formed in bogs or marshes by the action of minute pla...")
• 13:50, 20 January 2021 ‎Bog lime (hist) ‎[71 bytes] ‎Webref (talk | contribs) (Created page with "See: marl Source: Dictionary of Mining, Mineral, and Related Terms")

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