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United States Bureau of Mines
Industrie: 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 distribution box that divides the molten metal into several streams before it enters the mold cavity.
Industry:Mining
A ditch for conducting water used in mining. Compare: mining sluice.
Industry:Mining
A ditch or trench.
Industry:Mining
A division of a formation, generally of distinct lithologic character and of only local extent.
Industry:Mining
A division of a parcel of ore. Also spelled dol.
Industry:Mining
A division of igneous rocks based on the relative proportions of the salic (siliceous and aluminous minerals, quartz, feldspars, and feldspathoids) and femic (ferromagnesian minerals, pyroxene, amphibole, etc.) standard normative minerals as calculated from chemical analyses.
Industry:Mining
A division of radiography dealing with the photography of a particular plane in an object while leaving out undesired detail in other planes. Although this technique was developed for medical radiography, it is recommended for certain purposes in work with metals where it is essential that the location of faults be exactly known.
Industry:Mining
A division of the Archeozoic rocks of the Canadian Shield. It is older than the Timiskamian. Also spelled Keewatinian.
Industry:Mining
A division of the color scale, generally given as about 2,400 degrees F (1,316 degrees C).
Industry:Mining
A division of the color scale, generally given as about 900 degrees C.
Industry:Mining
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