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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 ...
The loosest manner of systematic arrangement of uniform solid spheres in a clastic sediment or crystal lattice, characterized by a unit cell that is a cube whose eight corners are the centers of the spheres involved. An aggregate with cubic packing has the maximum porosity (47.64%).
Industry:Mining
The loss of carbon from the surface of a ferrous alloy as a result of heating in a medium that reacts with the carbon at the surface.
Industry:Mining
The lower bend of either a terrace or a monocline, also known as the foot or the lower change of dip.
Industry:Mining
The lower part of the mantle.
Industry:Mining
The lower part of, as in nether roof; opposite of the term "upper."
Industry:Mining
The lower portion of a vacuum pan into which finished salt settles; also, the pit or tank into which the barometric leg of a vacuum pan drops salt.
Industry:Mining
The lower sheave or block, on a crane hoist, to which a swivel hook is attached.
Industry:Mining
The lower side of a fault.
Industry:Mining
The lower wall of an inclined fault plane.
Industry:Mining
The lowered flame of a miner's flame safety lamp, which is used to detect the presence of small percentages of combustible gases in mine air.
Industry:Mining
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