Mining

Mining

Of or pertaining to the process or business of extracting materials, such as ore or minerals, from the earth's crust.

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Mining > Mineral mining

putrefaction

Mining; General mining

A process of decomposition of organic substances that occurs in the presence of water and with the complete exclusion of air. It is a kind of slow distillation whereby chiefly ...

durionizing

Mining; General mining

A process of electrodepositing hard chromium on the wearing surfaces of parts as a protection against wear by friction.

etching

Mining; General mining

A process of engraving in which lines, frosting, or roughening are produced by an acid or mordant. Often used in studying the composition and structure of metals, sandgrains, and ...

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 ...

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, ...

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, ...