General mining

General mining

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

Industry: Mining

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General mining

carbon-in-pulp leaching

Mining; General mining

A precious metals leaching technique in which granular activated carbon particles much larger than the ground ore particles are added to the cyanidation pulp after the precious metals have been ...

tallow top

Mining; General mining

A precious stone with a very rounded front and a flat back.

barranca

Mining; General mining

A precipice; as used in some parts of Spanish America, a ravine or small canyon. Also spelled barranco.

black rouge

Mining; General mining

A precipitated black magnetic iron oxide. Used mainly in plate printing inks and in paints, but has small abrasive applications.

biochemical deposit

Mining; General mining

A precipitated deposit resulting directly or indirectly from vital activities of an organism, such as bacterial iron ore or coralline limestone.

A precise electronic measuring system for indicating distance from an airborne or shipborne station to each of two fixed ground stations simultaneously by recording (by means of cathode-ray screens) ...

stage plumbing

Mining; General mining

A precise method of orienting underground workings in which plumblines are transferred down a deep shaft in stages of 400 to 600 ft (120 to 185 m). While shaft sinking is in progress, the lines can ...