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United States Bureau of Mines
المجال: 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 mixture of annabergite and arsenolite.
Industry:Mining
A mixture of argentite and tetrahedrite.
Industry:Mining
A mixture of aventurine quartz and quartz porphyry that may be of various colors and has been cut as ornamental or curio stones, in Russia.
Industry:Mining
A mixture of bituminous material and fine sand that will flow into place without mechanical manipulation when heated.
Industry:Mining
A mixture of bituminous matter, such as asphalt, and some foreign material, such as sand.
Industry:Mining
A mixture of black pitchblende, yellow uranotile, and orange gummite.
Industry:Mining
A mixture of carbon monoxide, carbon dioxide, hydrogen, and nitrogen obtained by passing a mixture of air and steam continuously through incandescent coke. Its calorific value is low, about 125 Btu/ft<sub>3</sub>(4.66 MJ/m<sub>3</sub>).
Industry:Mining
A mixture of chloraluminite and natroalunite.
Industry:Mining
A mixture of chrysocolla and mica.
Industry:Mining
A mixture of cinnabar, bituminous material, and clay; liver-brown; may be flammable.
Industry:Mining