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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 ...
Expanded metal, wire, or welded fabric used as reinforcement for concrete or mortar.
Industry:Mining
Probably amarantite.
Industry:Mining
Metal-bearing; specif., pertaining to a mineral deposit from which a metal or metals can be extracted by metallurgical processes.
Industry:Mining
Metamorphism accomplished under conditions of high temperature and pressure.
Industry:Mining
Group of micas having brittle laminae. Chief member is chloritoid, a basic silicate of aluminum, iron, and magnesium, Fe<sub>2+</sub>,Mg,Mn)<sub>2</sub>Al<sub>4</sub>Si<sub>2</sub>O<sub>10</sub>(OH)<sub>4</sub>.
Industry:Mining
One employed to make examinations of and to report upon mines and surface plants relative to compliance with mining laws, rules and regulations, safety methods, etc. State inspectors have authority to enforce State laws regulating the working of the mines. Federal inspectors have authority to enforce Federal laws in coal mines.
Industry:Mining
In general, a curve that defines one or more of the characteristics or properties of a piece of machinery, such as a fan, pump, motor, etc.
Industry:Mining
Mine workers served by drifts and adits are subject to occasional attacks of this disease, which is often fatal. It is caused by a micro-organism, the principal carrier of which is the sewer rat. If the skin is scratched, the germ can enter the bloodstream of the miner. 1604 Preventive measures include clearing up of all stores, food, and other waste to deprive the rats of food and of a systematic extermination by a pest control officer. Also known as Weil's disease.
Industry:Mining
Metalliferous minerals altered by weathering and the action of surface waters, and converted, partly or wholly, into oxides, carbonates, or sulfates. These compounds are characteristic of metalliferous deposits at the surface and often to a considerable depth.
Industry:Mining
Ore in which the sulfide minerals predominate.
Industry:Mining