Mineral mining

Mineral mining

The extraction of valuable minerals or other geological materials from the earth for economic interests.

Industry: Mining

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Mineral mining

Achroite

Mining; General mining

A colourless variety of elbaite tourmaline used as a gemstone.

A complete continuous seismic profiling system consists of the boomer unit, sonar recorder, transducer fish, receiving hydrophone, preamplifier, if necessary, and variable filter. Sonar boomer units ...

Mountain chain

Mining; General mining

A complex, connected series of several more or less parallel mountain ranges and mountain systems grouped together without regard to similarity of form, structure, and origin, but having a general ...

C cab

Mining; General mining

A compartment for the driver in a mine locomotive, continuous mining machine, shuttler car, scoop, etc. All coal mine locomotives in excess of 10 st (9 t) weight must have a cab at each end or an ...

Semifabricator

Mining; General mining

A company which transforms refined metal (and sometimes scrap as well) into semifabricated products, (e.g., wire, cable, tubes, strip, rods) for sale to an endconsumer.