- 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 ...
An aggregate of crystalline intergrowths, such as granite, that does not show welldefined crystal forms.
Industry:Mining
An aggregate or cluster of tabular crystals of barite, forming chiefly in sandstone, enclosing sandy grains within the crystals; sand cemented by barite with the crystal form of the latter.
Industry:Mining
An aggregate or cluster of tabular crystals of barite, forming chiefly in sandstone, enclosing sandy grains within the crystals; sand cemented by barite with the crystal form of the latter.
Industry:Mining
An aggregate or precipitate of small lumps formed by chemical precipitation.
Industry:Mining
An aggregate with a relatively low specific gravity; e.g., pumice, volcanic cinders, expanded shale, foamed slag, or expanded perlite or vermiculite. Compare: aggregate
Industry:Mining
An agitator of the Pachuca-tank type in which air is replaced by a solution or water, under pressure from a centrifugal pump.
Industry:Mining
An agitator using a number of small airlifts disposed about a circular, flat-bottomed tank in such a way as to impart a circular swirling motion to the pulp.
Industry:Mining