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Mining is the extraction (removal) of minerals and metals from earth. Manganese, tantalum, cassiterite, copper, tin, nickel, bauxite (aluminum ore), iron ore, gold ...

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Gold Mining – The process of removing gold, or gold ore from the earth. The lure of extracting this valuable substance from the earth has been attracting humans for ...

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Clean, cheap method for extracting gold discovered by accident Researchers stumble upon a method that could replace toxic cyanide with plain old cornstarch.

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Gold cyanidation (also known as the cyanide process or the MacArthur-Dingus process) is a metallurgical technique for extracting gold from low-grade ore by converting ...

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