General mining

General mining

General mining related terms and definitions in minerals and related activities.

Industry: Mining

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General mining

wold

Mining; General mining

A range of hills produced by differential erosion from inclined sedimentary rocks; a cuesta. Compare: cuesta

Anbauhobel

Mining; General mining

A rapid plow for use on longwall faces. It is suitable for seams from 2 to 8 ft (0.6 to 3.9 m) thick, with reasonably good roof and floor. The plow travels along the face at a speed of 75 ft/min ...

A rapid tunneling procedure, consisting of a combined drill carriage and manifold for water and air so that immediately when the carriage is at the face, drilling may commence with no lost time for ...

praseodymium oxide

Mining; General mining

A rare earth that, together with zirconia and silica, produces a distinctive and stable yellow color for pottery decoration.

adamite

Mining; General mining

A rare hydrous zinc arsenate, Zn 2 (AsO 4 )(OH) , occurring granular or in crusts and crystallizing in the orthorhombic system. Weakly radioactive; variable color--yellowish, greenish, or violet, ...