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

phosgenite

Mining; General mining

A tetragonal mineral, 4(Pb 2 (CO 3 )Cl 2 ) ; forms stubby crystals; may be massive; adamantine; sp gr, 6.13; a secondary mineral in lead deposits and from action of seawater on lead slags and ...

horn lead

Mining; General mining

A tetragonal mineral, 4(Pb 2 (CO 3 )Cl 2 ) ; forms stubby crystals; may be massive; adamantine; sp gr, 6.13; a secondary mineral in lead deposits and from action of seawater on lead slags and ...

stoltzite

Mining; General mining

A tetragonal mineral, 4(PbWO 4 ) ; dimorphous with raspite; crystallizes in bipyramids; sp gr, 7.9 to 8.3; in oxidized zones of tungsten deposits.

cassiterite

Mining; General mining

A tetragonal mineral, 4(SnO 2 ) ; rutile group; adamantine; reddish brown to black; forms prismatic crystals, or massive concentric fibrous structure (wood tin); sp gr, 7.03; occurs in veins ...

tin stone

Mining; General mining

A tetragonal mineral, 4(SnO 2 ) ; rutile group; adamantine; reddish brown to black; forms prismatic crystals, or massive concentric fibrous structure (wood tin); sp gr, 7.03; occurs in veins ...

tin spar

Mining; General mining

A tetragonal mineral, 4(SnO 2 ) ; rutile group; adamantine; reddish brown to black; forms prismatic crystals, or massive concentric fibrous structure (wood tin); sp gr, 7.03; occurs in veins ...

tin ore

Mining; General mining

A tetragonal mineral, 4(SnO 2 ) ; rutile group; adamantine; reddish brown to black; forms prismatic crystals, or massive concentric fibrous structure (wood tin); sp gr, 7.03; occurs in veins ...