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mining
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development workings of an underground mine
Study how iron ore is mined with explosives and crushed and concentrated with remote-controlled machines
room-and-pillar mining blasthole stoping shrinkage stoping overhand cut-and-fill mining sublevel caving panel caving alluvial diamond mining
Learn about effects of mercury used in gold mining on drinking water of innocent wildlife in Amazon Basin
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Aerial view of the Argyle Diamond Mine open pit in Western Australia, showing terraced, stepped layers of earth surrounded by sparse vegetation.
mining summary
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development workings of an underground mine
development workings of an underground mine Typical development workings of an underground mine.

mining

industry
Written by
George B. Clark
Professor of Mining Engineering, Colorado School of Mines, Golden, 1976–84. Coauthor of Elements of Mining.
George B. ClarkAll
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Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree....
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mining, process of extracting useful minerals from the surface of the Earth, including the seas. A mineral, with a few exceptions, is an inorganic substance occurring in nature that has a definite chemical composition and distinctive physical properties or molecular structure. (One organic substance, coal, is often discussed as a mineral as well.) Ore is a metalliferous mineral, or an aggregate of metalliferous minerals and gangue (associated rock of no economic value), that can be...

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