- 行业: Mining
- Number of terms: 33118
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- 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 former name for mottramite, an orthorhombic mineral, PbCu(VO<sub>4</sub>)(OH) ; descloizite group; zinc replaces copper toward descloizite; conchoidal fracture; a supergene mineral associated with base-metal deposits.
Industry:Mining
A former name for nickeline, a hexagonal mineral, 2(NiAs) ; commonly contains antimony, cobalt, iron, and sulfur; one of the chief ores of nickel. Also spelled nicolite.
Industry:Mining
A former name for nickeline, a hexagonal mineral, 2(NiAs) ; commonly contains antimony, cobalt, iron, and sulfur; one of the chief ores of nickel. Also spelled nicolite.
Industry:Mining
A former name for nickeline, a hexagonal mineral, 2(NiAs) ; commonly contains antimony, cobalt, iron, and sulfur; one of the chief ores of nickel. Also spelled nicolite.
Industry:Mining
A former name for nickeline, a hexagonal mineral, 2(NiAs) ; commonly contains antimony, cobalt, iron, and sulfur; one of the chief ores of nickel.
Industry:Mining
A former name for nickeline, a hexagonal mineral, 2(NiAs) ; commonly contains antimony, cobalt, iron, and sulfur; one of the chief ores of nickel.
Industry:Mining
A former name for nitratine, a trigonal mineral, NaNO<sub>3</sub>; rhombohedral cleavage; water soluble with a cooling taste; occurs only in very arid regions.
Industry:Mining
A former name for nontronite, a monoclinic mineral, Na<sub>0.33</sub>Fe<sub>3+ 2</sub>(Si,Al)<sub>4</sub>O<sub>10</sub>(OH)<sub>2</sub>.nH<sub>2</sub>O ; smectite group; expansive, a swelling clay; earthy; occurs in vesicles and veins in weathered basalt and as an alteration product of volcanic glass.
Industry:Mining
A former name for pennantite, a monoclinic mineral, Mn<sub>5</sub>Al(Si<sub>3</sub>Al)O<sub>10</sub>(OH)<sub>8</sub>; chlorite group; excellent cleavage with flexible laminae; commonly associated with manganese deposits.
Industry:Mining
A former name for potarite, a tetragonal mineral, PdHg ; silver white.
Industry:Mining
