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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 ...
Chrysoberyl cat's-eye.
Industry:Mining
Cinder from an iron blast furnace, containing grains of iron.
Industry:Mining
Circular saw used in preparing rock specimens. The cutting edge incorporates diamond dust, and the thin steel disk revolves at high speed.
Industry:Mining
Circulating water that has been in the circuit for more than one cycle, often recovered from a collecting device such as a thickener from which the clarified water is circulated back into the process stream.
Industry:Mining
Citrine variety of quartz. Compare: false topaz; Spanish topaz.
Industry:Mining
Classification according to degree of metamorphism or progressive alteration, in the natural series from lignite to anthracite; higher rank coal is classified according to fixed carbon on a dry basis; lower rank coal according to Btus on a moist basis.
Industry:Mining
Classification through the hydrocyclone.
Industry:Mining
Clay deposit containing sapropel.
Industry:Mining
Clay infillings in a mineral vein. Compare: gouge
Industry:Mining
Clay material formed in place by the weathering of rock, derived either from the chemical decay of feldspar and other rock minerals or from the removal of nonclaymineral constituents by solution from a clay-bearing rock (such as an argillaceous limestone); a soil or a product of the soil-forming processes. Compare: primary clay; secondary clay.
Industry:Mining