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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 tetragonal mineral, 16(KAlSi<sub>2</sub>O<sub>6</sub>) ; a pseudocubic feldspathoid; forms white to gray trapezohedra in potassium-rich, silica-poor lavas.
Industry:Mining
A tetragonal mineral, 16(KAlSi<sub>2</sub>O<sub>6</sub>) ; a pseudocubic feldspathoid; forms white to gray trapezohedra in potassium-rich, silica-poor lavas.
Industry:Mining
A tetragonal mineral, 16(KAlSi<sub>2</sub>O<sub>6</sub>) ; a pseudocubic feldspathoid; forms white to gray trapezohedra in potassium-rich, silica-poor lavas.
Industry:Mining
A tetragonal mineral, 2(Hg<sub>2</sub>Cl<sub>2</sub>) ; a secondary alteration of mercury-bearing minerals.
Industry:Mining
A tetragonal mineral, 2(Hg<sub>2</sub>Cl<sub>2</sub>) ; a secondary alteration of mercury-bearing minerals.
Industry:Mining
A tetragonal mineral, 2(Hg<sub>2</sub>Cl<sub>2</sub>) ; a secondary alteration of mercury-bearing minerals.
Industry:Mining
A tetragonal mineral, 2(Hg<sub>2</sub>Cl<sub>2</sub>) ; a secondary alteration of mercury-bearing minerals.
Industry:Mining
A tetragonal mineral, 2(Hg<sub>2</sub>Cl<sub>2</sub>) ; a secondary alteration of mercury-bearing minerals.
Industry:Mining
A tetragonal mineral, 2(PbFCl) ; basal cleavage; an alteration of galena or lead-bearing slags.
Industry:Mining
A tetragonal mineral, 3CaAl<sub>2</sub>Si<sub>2</sub>O<sub>8</sub>.CaCO<sub>3</sub>; scapolite group; forms a series with marialite.
Industry:Mining
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