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United States Bureau of Mines
Industry: 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 unconsolidated, unstratified clay occurring on the surface.
Industry:Mining
An underground drivage. It may be a heading, gate, stall, crosscut, level, or tunnel and driven in coal, ore, rock or in the waste area. It may form part of longwall or bord-andpillar workings or an exploration heading. A roadway is not steeply inclined.
Industry:Mining
An underground excavation whose width is greater than two or three times its height.
Industry:Mining
An underground inclined plane worked by an endless chain.
Industry:Mining
An underground locomotive powered by storage batteries.
Industry:Mining
An underground official who examines the mine for combustible gases and has charge of their removal.
Industry:Mining
An underground pumping station.
Industry:Mining
An underground reservoir.
Industry:Mining
An underground room prepared at an accessible spot in an underground mine in which repairs can be made on the mining equipment used underground.
Industry:Mining
An underground set of pumps.
Industry:Mining