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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 pit from which gravel is obtained.
Industry:Mining
A pit in which drill mud is mixed and stored until the mud is cured and needed for use as a drill circulation fluid.
Industry:Mining
A pit in which the lower part of a flywheel runs.
Industry:Mining
A pit or quag formed by digging out peat.
Industry:Mining
A pit that is below the surrounding area on all sides.
Industry:Mining
A pit that is below the surrounding area on all sides.
Industry:Mining
A pit-bottom layout at a mine where development branches off on one side only. The empty cars are returned from the opposite side by a loop, shunt back, turntable, or traverse.
Industry:Mining
A pitch-black resin of unknown composition. Found in thin crusts on dolomite and calcite in the Coal Measures of Moravia, Czechoslovakia.
Industry:Mining
A pitchy black dike rock containing small phenocrysts of haueyne, apatite, perovskite, melilite, and magnetite in a groundmass of the same minerals with nepheline, biotite, and brown interstitial glass; from Kaiserstuhl, Oberbergen, Baden, Germany.
Industry:Mining
A pitchy black dike rock containing small phenocrysts of haueyne, apatite, perovskite, melilite, and magnetite in a groundmass of the same minerals with nepheline, biotite, and brown interstitial glass; from Kaiserstuhl, Oberbergen, Baden, Germany.
Industry:Mining