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United States Bureau of Mines
行业: 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 ...
The mineral group desautelsite, hydrotalcite, pryoaurite, reevesite, stichtite, and takovite.
Industry:Mining
The mineral group imandrite, kazakovite, koashvite, lovozerite, petarasite, tisinalite, and zirsinalite.
Industry:Mining
The mineral hydrous vanadate of Ni and Zn; in yellow botryoidal crusts; at Ferghana, Uzbekistan.
Industry:Mining
The mineral series ferrotapiolite-manganotapiolite.
Industry:Mining
The mineral tellurite, TeO<sub>2</sub>.
Industry:Mining
The mineral to be recovered.
Industry:Mining
The mineralogical, chemical, and structural adjustment of solid rocks to physical and chemical conditions that have generally been imposed at depth below the surface zones of weathering and cementation, and that differ from the conditions under which the rocks in question originated.
Industry:Mining
The miners in charge of a coal cutter. A cutting team varies from two to five with two to three about average. The leading worker is normally stationed in front of the machine and is in charge of the controls, and an assistant follows behind.
Industry:Mining
The minimum ignition energy required for the ignition of a particular flammable mixture at a specified temperature and pressure.
Industry:Mining
The minimum temperature at which sufficient vapor is released by a liquid or solid to form a flammable vapor-air mixture at atmospheric pressure.
Industry:Mining
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