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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, NaCaB<sub>5</sub>O<sub>7</sub>(OH)<sub>4</sub>.3H<sub>2</sub>O ; colorless; forms radiated columnar crystals; in Kern Country, CA.
Industry:Mining
A monoclinic mineral, NaCaB<sub>5</sub>O<sub>7</sub>(OH)<sub>4</sub>.3H<sub>2</sub>O ; colorless; forms radiated columnar crystals; in Kern Country, CA.
Industry:Mining
A monoclinic mineral, NaCaFe(Fe,Mn)<sub>2</sub>(PO<sub>4</sub>)<sub>3</sub>; alluaudite group; forms a series with alluaudite; in granite pegmatites.
Industry:Mining
A monoclinic mineral, NaCO<sub>3</sub>; occurs in very soluble, white, granular masses; a rare mineral in the alkalic complexes of the Kola peninsula, Russia.
Industry:Mining
A monoclinic mineral, NaCu<sub>2</sub>(SO<sub>4</sub>)<sub>2</sub>(OH).H<sub>2</sub>O; bright emerald-green; forms steep pyramidal crystals; a secondary copper mineral at Chuquicamata, Chile.
Industry:Mining
A monoclinic mineral, NaHCO<sub>3</sub>; forms small, white, highly soluble, prismatic crystals; in nonmarine evaporite deposits; esp. abundant in parts of the Green River lake beds of Colorado.
Industry:Mining
A monoclinic mineral, NaNbO<sub>3</sub>; perovskite group; pseudocubic; dimorphous with natroniobite.
Industry:Mining
A monoclinic mineral, NaNbO<sub>3</sub>; perovskite group; pseudocubic; dimorphous with natroniobite.
Industry:Mining
A monoclinic mineral, NaSr<sub>3</sub>Al<sub>3</sub>(F,OH)<sub>16</sub>; in brownish crystals and spherulites at Ivigtut, Greenland.
Industry:Mining
A monoclinic mineral, Ni<sub>3</sub>(AsO<sub>4</sub>)<sub>2</sub>; sulfur-yellow.
Industry:Mining