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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 ...
Abbrev. for dust concentrator, which is a device used to collect dry cuttings ejected from a borehole in which air or gas is used as a circulation medium.
Industry:Mining
mvb
Abbrev. for medium-volatile bituminous.
Industry:Mining
opx
Abbrev. for orthopyroxene. Compare: cpx
Industry:Mining
Abbrev. for pentaerythritol tetranitrate.
Industry:Mining
About 7 tons, but measured by wagonloads, and not by weight. The expression "cord" is a term used in some parts of Colorado and applied only to low-grade ore; the smelting ore is reckoned by the ton.
Industry:Mining
Abrasions that result from metal to metal contact and vibration during transit. These abrasions are usually dark in appearance because of the presence of a dark powder, which consists of aluminum and aluminum oxide fines produced by the abrasive action of surfaces rubbing together.
Industry:Mining
Absolute temperature on the centigrade scale, or degrees C plus 273.16.
Industry:Mining
Absolute temperature on the Fahrenheit scale, or degrees F plus 459.6.
Industry:Mining
Absorbent paper dipped into a solution of litmus. Used to test solutions to determine whether they are acid or alkaline.
Industry:Mining
Acceleration or deceleration of a chemical reaction produced by a substance that is unchanged by the reaction.
Industry:Mining
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