- 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 variety of chert that has replaced the silicate minerals of a chromite peridotite, the more resistant chromite grains remaining unaltered in the siliceous matrix.
Industry:Mining
A variety of china stone composed of feldspar, mica, and quartz and used as a bond in the manufacture of pottery.
Industry:Mining
A variety of china stone composed of feldspar, mica, and quartz and used as a bond in the manufacture of pottery.
Industry:Mining
A variety of chromite that contains magnesium. Alternate spelling of magnesiochromite.
Industry:Mining
A variety of chrysocolla, containing more than the usual percentage of water.
Industry:Mining
A variety of clay mineral (glinite) from the Chasovyar deposit in the Ukraine.
Industry:Mining