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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

kettnerite

Mining; General mining

A tetragonal mineral, CaBi(CO 3 )OF ; in pegmatite from Krupka, Czech Republic.

chromatite

Mining; General mining

A tetragonal mineral, CaCrO 4 ; forms finely crystalline citron-yellow crusts from clefts in limestones.

cuprorivaite

Mining; General mining

A tetragonal mineral, CaCuSi 4 O 10 ; in small blue grains at Mt. Vesuvius, Italy.

powellite

Mining; General mining

A tetragonal mineral, CaMoO 4 ; forms a series with scheelite as tungsten replaces molybdenum; a minor source of molybdenum in Idaho, Michigan, Nevada, and California, and Siberia, Russia.

scheelite

Mining; General mining

A tetragonal mineral, CaWO 4 , with molybdenum replacing tungsten toward powellite CaMoO 4 ; prismatic cleavage; sp gr, 5.9 to 6.1; varicolored, fluoresces bright blue; in limestone and pneumatolitic ...

urea

Mining; General mining

A tetragonal mineral, CO(NH 2 ) 2 . Carbonyl diamide; also called carbamide.

zeunerite

Mining; General mining

A tetragonal mineral, Cu(UO 2 ) 2 (AsO 4 ) 2 .10H 2 O ; autunite group.

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