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Mineral mining

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

Contributors in Mineral mining

Mineral mining

Judson powder

Mining; General mining

A blasting explosive containing sodium nitrate, sulfur, coal, and a little nitroglycerin.

Certified Blaster

Mining; General mining

A blaster certified by a government agency to prepare, execute, and supervise blasting.

Tonite

Mining; General mining

A blasting explosive consisting of a mixture of guncotton with a nitrate and sometimes a nitro compound.

Spent shot

Mining; General mining

A blasthole that has been fired, but has not done its work.

Westfalite

Mining; General mining

A blasting explosive composed of ammonium nitrate and resin.

Quarry drill

Mining; General mining

A blasthole drill.

Shooting needle

Mining; General mining

A blasting needle; a metallic rod used in the stemming of a drill hole for the purpose of leaving a cavity through which a charge may be fired.

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