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United States Bureau of Mines
行业: 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 orthorhombic mineral, Ba<sub>4</sub>Fe<sub>4</sub>(B<sub>2</sub>Si<sub>8</sub>O<sub>27</sub>)O<sub>2</sub>Cl ; forms a series with titantaramellite; forms reddish-brown radiating fibrous aggregates; at Candoglia, Piemont, Italy.
Industry:Mining
An orthorhombic mineral, BaBe<sub>2</sub>Si<sub>2</sub>O<sub>7</sub>; forms hard (6 to 7 on the Mohs scale), colorless crystals; at Laangban, Sweden; Franklin, NJ; and Park County, CO.
Industry:Mining
An orthorhombic mineral, BaCO<sub>3</sub>; aragonite group; colorless to milky; in lowtemperature hydrothermal veins.
Industry:Mining
An orthorhombic mineral, BaCO<sub>3</sub>; aragonite group; colorless to milky; in lowtemperature hydrothermal veins.
Industry:Mining
An orthorhombic mineral, BaNa<sub>2</sub>Al<sub>4</sub>Si<sub>4</sub>O<sub>16</sub>; feldspar group.
Industry:Mining
An orthorhombic mineral, Bi(Ta,Nb)O<sub>4</sub>.
Industry:Mining
An orthorhombic mineral, Bi<sub>2</sub>MoO<sub>6</sub>; forms minute tabular crystals; at Schneeberg, Saxony, Germany.
Industry:Mining
An orthorhombic mineral, BiVO<sub>4</sub>; trimorphous with clinobisvanite and dreyerite; reddish brown; a source of vanadium.
Industry:Mining
An orthorhombic mineral, C<sub>10</sub>H<sub>22</sub>O<sub>3</sub>, cis-terpin hydrate; forms colorless transparent crystals in fossil pine logs near the San Francisco Peaks, north of Flagstaff, AZ.
Industry:Mining
An orthorhombic mineral, C<sub>13</sub>H<sub>10</sub>.
Industry:Mining
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