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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 nickeloan variety of pyrite.
Industry:Mining
A nipple, the length of which is about twice the length of a standard pipe thread and without any shoulder.
Industry:Mining
A nitrite of lead, Pb(N<sub>3</sub>)<sub>2</sub>, used as an initiating explosive in blasting caps.
Industry:Mining
A nitroglycerin type explosive esp. designed to propagate sympathetically from hole to hole in ditch blasting.
Industry:Mining
A nodular variety of cassiterite, or tinstone, of a brownish color and fibrous structure, and somewhat resembling dry wood in appearance.
Industry:Mining
A nodular variety of cassiterite, or tinstone, of a brownish color and fibrous structure, and somewhat resembling dry wood in appearance.
Industry:Mining
A nodular, concretionary, or round variety of barite, composed of radiating fibers; phosphorescent when calcined with charcoal.
Industry:Mining
A nodular, concretionary, or round variety of barite, composed of radiating fibers; phosphorescent when calcined with charcoal.
Industry:Mining
A nodular, concretionary, or round variety of barite, composed of radiating fibers; phosphorescent when calcined with charcoal.
Industry:Mining
A nodular, concretionary, or round variety of barite, composed of radiating fibers; phosphorescent when calcined with charcoal.
Industry:Mining
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