- 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 isometric mineral, Pb<sub>2</sub>Sb<sub>2</sub>O<sub>6</sub>(O,OH) ; stibiconite group; yellow to reddish-brown; in the oxidation zone of lead-antimony ore deposits.
Industry:Mining
An isometric mineral, Pb<sub>3</sub>Ge(SO<sub>4</sub>)<sub>2</sub>(OH)<sub>6</sub>.3H<sub>2</sub>O ; linnaeite group; occurs in fibrous aggregates and crusts associated with cerussite, memetite, and plumbojarosite in the upper oxidation zone of the Tsumeb Mine, Namibia.
Industry:Mining
An isometric mineral, PbCu<sub>6</sub>O<sub>8</sub>(Cl,Br)<sub>2</sub>; rare; secondary; forms minute black octahedra.
Industry:Mining
An isometric mineral, PbSe ; forms a crystal-solution series with galena, which it resembles.
Industry:Mining
An isometric mineral, PbSe ; forms a crystal-solution series with galena, which it resembles.
Industry:Mining
An isometric mineral, PbTe ; in veins with gold, sulfides, and other tellurides.
Industry:Mining
An isometric mineral, Pt(Sb,Bi)<sub>2</sub>; pyrite group; forms tiny grains intergrown with native platinum in concentrates at the Dreikop Mine, eastern Transvaal, Republic of South Africa.
Industry:Mining
An isometric mineral, PtAs<sub>2</sub>; pyrite group; tin white; sp gr, 10.6; occurs with heavymetal ores, also in placers.
Industry:Mining
An isometric mineral, RuS<sub>2</sub>; pyrite group; occurs with other platinum-group minerals in ultramafic and placer deposits.
Industry:Mining
