- 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 ...
Going back, as the gradual retreat of a waterfall or an erosional escarpment, the melting back of a glacier, or the withdrawal of a body of water so that the shoreline moves successively farther away from the higher land.
Industry:Mining
Gold precipitated in fine particles from solution by a more active metal.
Industry:Mining
Gold that is not rounded and waterworn, but irregular and frequently twisted in form, usually very bright, and always of fine quality.
Industry:Mining