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United States Bureau of Mines
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 ...
Any mechanical or electrical device that is part of or added to a machine or device for automatic regulation or control.
Industry:Mining
Any member of any assemblage of members such as a composite column, a coupling, a truss, or other structure.
Industry:Mining
Any member of the hexagonal mineral series, ferropyrosmaltite-manganpyrosmaltite, (Fe,Mn)<sub>8</sub>Si<sub>6</sub>O<sub>15</sub>(OH,Cl)<sub>10</sub>.
Industry:Mining
Any mine car or hoisting cage provided with safety stops, catches, or other precautionary devices.
Industry:Mining
Any mine gas, or mixture of gases, particularly those deficient in oxygen. Damp is probably derived from the German dampf, meaning a fog or vapor.
Industry:Mining
Any mine track used for general haulage.
Industry:Mining
Any mineral forming branching moss-, fern-, or treelike patterns, e.g., some native silver and gold.
Industry:Mining
Any mineral forming branching moss-, fern-, or treelike patterns, e.g., some native silver and gold.
Industry:Mining
Any mineral grain resulting from mechanical disintegration of parent rock; esp. a heavy mineral found in a sediment or weathered and transported from a vein or lode and found in a placer or alluvial deposit.
Industry:Mining
Any mineral having a considerable portion of iron and magnesium in its composition. Compare: ferrous mineral
Industry:Mining
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