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A drill rig suspended by cable

A steel support cable bolted into concrete or a borehole

A financial term used to describe the determined of a company’s value by multiplying the number of outstanding shares by its current stock market price

A caldera is a large depression formed at the apex of a volcano

A silvery-white divalent metal. Symbol: Ca

A large steel box on a conveyor used to transport personnel, tools, and ore between the depth of a mine and the surface.

A process using activated carbon (wood or coconut shells) in ore pulp to absorbed precious metals and cyanide solution

Containing carbon

Originating from fossilized carbon and oil

A compound of carbon plus one or more metals or minerals