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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 symmetrical array of points in direct space; used when comparison is made with the direct lattice.
Industry:Mining
A symmetry axis requiring two repetitions to complete 360 degrees and return to identity.
Industry:Mining
A symmetry axis requiring two repetitions to complete 360 degrees and return to identity.
Industry:Mining
A syn. for "cycles per second." Abbrev. Hz.
Industry:Mining
A syn. for limb of a fold.
Industry:Mining
A syn. of automorphic, originally proposed by Rosenbusch in 1887 to describe individual euhedral crystals. Though the term lacks priority, it is now commonly applied to the igneous-rock texture characterized by such euhedral crystals, esp. in U.S. usage.
Industry:Mining
A syn. of horseback, named after such a structure in the Coalbrookdale coalfield of England that was originally thought to be a large fault.
Industry:Mining
A syn. of rhyolite used by German and Soviet authors. Its name, given by Roth in 1861, is derived from the Lipari Islands, in the Tyrrhenian Sea. Not recommended usage; the much more widely used syn. rhyolite has priority by 1 yr.
Industry:Mining
A syn. of sutured, preferred in European usage, but obsolescent in American usage.
Industry:Mining
A syn. used in South Carolina for land-pebble phosphate.
Industry:Mining
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