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United States Bureau of Mines
المجال: 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 ...
A monoclinic mineral, Pb<sub>2</sub>(Mn,Fe)(VO<sub>4</sub>)<sub>2</sub>.H<sub>2</sub>O.
Industry:Mining
A monoclinic mineral, Pb<sub>2</sub>(SO<sub>4</sub>)O ; perfect basal cleavage; named for Lanarkshire, Scotland.
Industry:Mining
A monoclinic mineral, Pb<sub>2</sub>(UO<sub>2</sub>)<sub>3</sub>O<sub>2</sub>(PO<sub>4</sub>)<sub>2</sub>.5H<sub>2</sub>O ; yellow; secondary; radioactive.
Industry:Mining
A monoclinic mineral, Pb<sub>2</sub>As<sub>2</sub>S<sub>5</sub>; sp gr, 5.6; in crystalline dolomite in the Binnental, Switzerland.
Industry:Mining
A monoclinic mineral, Pb<sub>2</sub>Cu(CrO<sub>4</sub>)(PO<sub>4</sub>)(OH) ; fibrous.
Industry:Mining
A monoclinic mineral, Pb<sub>2</sub>Cu(PO<sub>4</sub>)(SO<sub>4</sub>)(OH) ; brackenbuschite group; in small, tabular, emerald-green crystals; at Tsumeb, Namibia.
Industry:Mining
A monoclinic mineral, Pb<sub>2</sub>V<sub>2</sub>O<sub>7</sub>; occurs in small crystals at the Mounana uranium mine, Gabon.
Industry:Mining
A monoclinic mineral, Pb<sub>3</sub>CuCl<sub>2</sub>(OH)<sub>2</sub>O<sub>2</sub>; dull-olive or pistachio green.
Industry:Mining
A monoclinic mineral, Pb<sub>3</sub>Mn(AsO<sub>3</sub>)<sub>2</sub>(AsO<sub>2</sub>OH); forms sulfur-yellow triangular wedge-shaped crystals; at Laangban, Sweden.
Industry:Mining
A monoclinic mineral, Pb<sub>3</sub>Sb<sub>8</sub>S<sub>15</sub>; soft metallic gray; occurs with zinkenite and sphalerite in Romania and Hungary.
Industry:Mining