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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 ...
Includes the following: 4 gills (gi) equal 1 pint (pt) or 0.47 L; 2 pt equal 1 quart (qt) or 0.95 L; 4 qt equal 1 gal or 3.785 L; 31-1/2 gal equal 1 bbl or 119.2 L; and 2 bbl equal 1 hogshead (hhd) or 238.5 L.
Industry:Mining
Inclusions and intergrowths in mica arising from foreign materials, resulting in a partial or total loss of transparency.
Industry:Mining
Incorrect name for alexandritelike sapphire; also for so-called synthetic alexandrite.
Industry:Mining
Incorrect spelling of pietricikite, a waxlike hydrocarbon similar to ozokerite.
Industry:Mining
Increase in bulk volume as a result of decrease in specific gravity.
Industry:Mining
Incrustations of slag, dross, and metal on the contacting surfaces of vessels that treat or hold molten metals.
Industry:Mining
Independent movement through a limited range, usually on a hinge.
Industry:Mining
Indian scrap-carbon process using 100% steel scrap in which petroleum coke replaces carbon and acid slag replaces silicon. The hearth is protected from erosion by spreading an easily fusible silica sand over the banks before charging, and manganese ore is used instead of iron ore for oxidizing the carbon.
Industry:Mining
Indicator plant that is restricted exclusively to rocks or soils of a definite mineral content and not found under any other conditions. Compare: local indicator plant
Industry:Mining
Indigenous limonite that is porous and cavernous in texture, commonly botryoidal after chalcocite. Compare: indigenous limonite
Industry:Mining
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