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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 ...
A monoclinic crystal form of two parallel faces with intercepts on three crystallographic axes.
Industry:Mining
A monoclinic crystal form whose faces parallel the orthoaxis and cut the other axes. Compare: dome; clinodome.
Industry:Mining
A monoclinic crystal twinned across the basal pinacoid, according to the Manebach law, e.g., orthoclase.
Industry:Mining
A monoclinic mineral (Ag,Cu)<sub>16</sub>Sb<sub>2</sub>S<sub>11</sub>; forms a series with pearcite; pseudohexagonal; soft; metallic; gray to black; sp gr, 6.0 to 6.2; in low-temperature veins; a source of silver.
Industry:Mining
A monoclinic mineral (clinochrysotile), or orthorhombic mineral (orthochrysotile, parachrysotile), (Mg<sub>6</sub>(OH)<sub>8</sub>Si<sub>4</sub>O<sub>10</sub>) ; serpentine group; forms soft, silky white, yellow, green, or gray flexible fibers as veins in altered ultramafic rocks; the chief asbestos minerals. (Not to be confused with chrysolite.)
Industry:Mining
A monoclinic mineral (clinochrysotile), or orthorhombic mineral (orthochrysotile, parachrysotile), (Mg<sub>6</sub>(OH)<sub>8</sub>Si<sub>4</sub>O<sub>10</sub>) ; serpentine group; forms soft, silky white, yellow, green, or gray flexible fibers as veins in altered ultramafic rocks; the chief asbestos minerals. (Not to be confused with chrysolite.)
Industry:Mining
A monoclinic mineral (clinochrysotile), or orthorhombic mineral (orthochrysotile, parachrysotile), (Mg<sub>6</sub>(OH)<sub>8</sub>Si<sub>4</sub>O<sub>10</sub>) ; serpentine group; forms soft, silky white, yellow, green, or gray flexible fibers as veins in altered ultramafic rocks; the chief asbestos minerals. (Not to be confused with chrysolite.)
Industry:Mining
A monoclinic mineral (Co,Fe)AsS ; steel gray; dimorphous with glaucodot. Formerly called alloclase.
Industry:Mining
A monoclinic mineral (coronene), C<sub>24</sub>H<sub>12</sub>. Also spelled carpathite.
Industry:Mining
A monoclinic mineral (coronene), C<sub>24</sub>H<sub>12</sub>. Also spelled carpathite.
Industry:Mining
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