- 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, Fe(UO<sub>2</sub>)<sub>2</sub>AsO<sub>4</sub>)<sub>2</sub>.10-12H<sub>2</sub>O ; autunite group; forms lemonyellow plates; at Carinthia, Austria.
Industry:Mining
A tetragonal mineral, FePO<sub>4</sub>.3H<sub>2</sub>O(?) ; occurs in yellow spheroidal aggregates; at Liege, Belgium.
Industry:Mining
A tetragonal mineral, ferric oxyhydroxide beta-FeO(OH,Cl) ; rust colored; occurs in soils.
Industry:Mining
A tetragonal mineral, FeSb<sub>2</sub>O<sub>4</sub>; red to reddish-brown.
Industry:Mining
A tetragonal mineral, FeSb<sub>2</sub>O<sub>6</sub>; forms dull greenish-yellow microcrystalline aggregates; in the cinnabar-bearing gravels of Tripuhy, Ouro Preto, Minas Gerais, Brazil.
Industry:Mining
A tetragonal mineral, K(UO<sub>2</sub>)(AsO<sub>4</sub>).4H<sub>2</sub>O ; in small yellow crystals; in the Temple Mountains, UT.
Industry:Mining
A tetragonal mineral, K<sub>2</sub>CuCl<sub>4</sub>.2H<sub>2</sub>O ; greenish blue.
Industry:Mining
A tetragonal mineral, K<sub>5</sub>Na<sub>5</sub>(Y,Ca)<sub>12</sub>Si<sub>28</sub>O<sub>70</sub>(OH)<sub>2</sub>(CO<sub>3</sub>)<sub>8</sub>.3H<sub>2</sub>O ; occurs in small pink needles at Narsarsuk, Greenland.
Industry:Mining
A tetragonal mineral, MgF<sub>2</sub>; colorless; structurally related to rutile.
Industry:Mining
A tetragonal mineral, Mn<sub>2+</sub>Mn<sub>3+ 6</sub>SiO<sub>12</sub>; brittle; may contain appreciable iron.
Industry:Mining
