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United States Bureau of Mines
Industry: Mining
Number of terms: 33118
Number of blossaries: 0
Company Profile:
The U.S. Bureau of Mines (USBM) was the primary United States Government agency conducting scientific research and disseminating information on the extraction, processing, use, and conservation of mineral resources. Founded on May 16, 1910, through the Organic Act (Public Law 179), USBM's missions ...
An isometric mineral, HgTe ; sphalerite group.
Industry:Mining
An isometric mineral, In(OH)<sub>3</sub>; an alteration of indite; associated with cassiterite ores.
Industry:Mining
An isometric mineral, K<sub>2</sub>Fe<sub>9</sub>(SO<sub>4</sub>)<sub>12</sub>.18H<sub>2</sub>O ; has both ferric and ferrous iron.
Industry:Mining
An isometric mineral, K<sub>2</sub>Mg<sub>2</sub>(SO<sub>4</sub>)<sub>3</sub>; associated with halite and sylvite in marine evaporite deposits; a source of potash. (Not langbanite.)
Industry:Mining
An isometric mineral, K<sub>2</sub>Mn<sub>2</sub>(SO<sub>4</sub>)<sub>3</sub>; rose-red; forms tetrahedra in cavities in recent lavas on Mt. Vesuvius, Italy.
Industry:Mining
An isometric mineral, K<sub>2</sub>NaAlF<sub>6</sub>; associated with pachnolite in cryolite-bearing pegmatites of the Pikes Peak region, El Paso County, CO.
Industry:Mining
An isometric mineral, KFe<sub>4</sub>(AsO<sub>4</sub>)<sub>3</sub>(OH)<sub>4</sub>.6-7H<sub>2</sub>O; crystallizes in cubes or tetrahedra with cubic cleavage; rarely massive; occurs widely as an oxidation product of arsenical ores.
Industry:Mining
An isometric mineral, KFe<sub>4</sub>(AsO<sub>4</sub>)<sub>3</sub>(OH)<sub>4</sub>.6-7H<sub>2</sub>O; crystallizes in cubes or tetrahedra with cubic cleavage; rarely massive; occurs widely as an oxidation product of arsenical ores.
Industry:Mining
An isometric mineral, manganese sulfide, MnS ; iron-black; in epithermal vein deposits; an ore of manganese. Formerly called alabandine.
Industry:Mining
An isometric mineral, manganese sulfide, MnS ; iron-black; in epithermal vein deposits; an ore of manganese. Formerly called alabandine.
Industry:Mining