- Erosion of
material by friction of solid particles moved by
gravity, water, ice, or wind.
Source: Leet, L. Don. 1982.
Physical Geology, 6th Edition. Englewood Cliffs, NJ: Prentice-Hall
- a. The mechanical wearing away of rock surfaces by friction and impact of
rock particles transported by wind, ice, waves, running water, or gravity.
b. The wearing away of diamonds, drill-bit matrices, and drill-stem
equipment by frictional contact with the rock material penetrated or by
contact with the cuttings produced by the action of the drill bit in
drilling a borehole. Long
Dictionary of Mining, Mineral, and Related Terms