General mining

General mining

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

Industry: Mining

Contributors in General mining

General mining

A process of alternate excavation and refilling of a channel, as by a stream or the tides; esp. such a process occurring in time of flood when the discharge and velocity of an aggrading stream are ...

fusinization

Mining; General mining

A process of coalification in which fusain is formed. Compare: incorporation; vitrinization. Also spelled: fusainisation.

titan process

Mining; General mining

A process of concentrating iron ore that comprises the steps of (1) effecting a dry, thermal, partial reduction of the iron in the ore to the metallic state to a degree of reduction of between 50% ...

dry puddling

Mining; General mining

A process of decarbonization on a siliceous hearth in which the conversion is effected rather by the flame than by the reaction of solid or fused materials. As the amount of carbon diminishes, the ...

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 methane (CH 4 ) and ...

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 crystals.