252 Terms
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General mining
General mining related terms and definitions in minerals and related activities.
Industry: Mining
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General mining
cyanidation
Mining; General mining
A process of extracting gold and silver as cyanide slimes from their ores by treatment with dilute solutions of potassium cyanide or sodium cyanide. The slimes are subsequently fused and cast into ...
petrifaction
Mining; General mining
A process of fossilization whereby organic matter is converted into a stony substance by the infiltration of water containing dissolved inorganic matter (e.g., calcium carbonate, silica), which ...
petrification
Mining; General mining
A process of fossilization whereby organic matter is converted into a stony substance by the infiltration of water containing dissolved inorganic matter (e.g., calcium carbonate, silica), which ...
permineralization
Mining; General mining
A process of fossilization wherein the original hard parts of an animal have additional mineral material deposited in their pore spaces.
amalgamation process
Mining; General mining
A process of gold or silver recovery in which the ore, finely divided and suspended in water, is passed over a surface of liquid mercury to form an amalgam that is subjected to fire-refining ...
amalgam treatment
Mining; General mining
A process of gold or silver recovery in which the ore, finely divided and suspended in water, is passed over a surface of liquid mercury to form an amalgam that is subjected to fire-refining ...
greisenization
Mining; General mining
A process of hydrothermal alteration in which feldspar and muscovite are converted to an aggregate of quartz, topaz, tourmaline, and lepidolite (i.e., greisen) by the action of water vapor containing ...
