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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 ...
A smectite with exchangeable magnesium.
Industry:Mining
A smelting process in which dried metal sulfide concentrates are blown with oxygen or oxygen-rich air in a hot hearth-type furnace such that the particles react rapidly with the oxygen to generate a large amount of heat, partially (controlled) oxidizing the concentrates and producing a molten matte phase containing the metal values, which will be further processed, and a molten slag.
Industry:Mining
A smokeless powder consisting essentially of soluble cellulose nitrates and nitroglycerin in approx. equal parts.
Industry:Mining
A smokeless powder consisting essentially of soluble cellulose nitrates and nitroglycerin in approx. equal parts.
Industry:Mining
A smooth porcellanous rock resembling porridge in color and texture; Carboniferous limestone, Hunts quarry, Porthywaen, and Vale of Clwyd, north Wales.
Industry:Mining
A smooth porcellanous rock resembling porridge in color and texture; Carboniferous limestone, Hunts quarry, Porthywaen, and Vale of Clwyd, north Wales.
Industry:Mining
A smooth roll for making sheet iron or plate iron, as distinguished from iron having grooves for rolling rails, beams, etc.
Industry:Mining
A smooth, flintlike refractory clay rock composed dominantly of kaolin, which breaks with a pronounced conchoidal fracture and resists slaking in water. It becomes plastic upon prolonged grinding in water, as in an industrial wet-pan unit.
Industry:Mining
A smooth, indurated variety of common kaolin, consisting at least in part of a mixture of kaolinite and halloysite.
Industry:Mining
A snow-white monoclinic mineral, Mg<sub>2</sub>(CO<sub>3</sub>)(OH)<sub>2</sub>.3H<sub>2</sub>O .
Industry:Mining
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