- Sektör: Mining
- Number of terms: 33118
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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 mineral is said to be sectile when it may be cut with a knife, but is not malleable, for example, graphite.
Industry:Mining
A mineral mass, tabular in form as a whole but frequently irregular in detail, occupying a fracture in rock. The vein material is different from the country rock and has generally been produced by the filling of open spaces along the fissure.
Industry:Mining
A mineral material used to give color, opacity, or body to a paint, stucco, plaster, or similar material.
Industry:Mining
A mineral of the pyroxene group intermediate among aegirine, jadeite, and augite; i.e., high in aluminum and sodium, and of high-pressure origin; monoclinic; pale to grass green; occurs in eclogites.
Industry:Mining
A mineral or rock constituent that was formed in place; e.g., a mineral of an igneous rock; the cement of a sedimentary rock if deposited directly from solution; or a mineral resulting from metamorphism.
Industry:Mining
A mineral or rock constituent that was formed in place; e.g., a mineral of an igneous rock; the cement of a sedimentary rock if deposited directly from solution; or a mineral resulting from metamorphism.
Industry:Mining
A mineral overgrowth not in crystallographic continuity with its core or nucleus. Compare: epitaxy; syntaxy.
Industry:Mining
A mineral paraffin wax, of dark yellow, brown, or black color with a melting point of 55 to 110 degrees C and sp gr, 0.85 to 0.95. Is soluble in gasoline, benzene, and turpentine and is found near the Caspian Sea region and in Utah as narrow seams in sandstone.
Industry:Mining
A mineral paraffin wax, of dark yellow, brown, or black color with a melting point of 55 to 110 degrees C and sp gr, 0.85 to 0.95. Is soluble in gasoline, benzene, and turpentine and is found near the Caspian Sea region and in Utah as narrow seams in sandstone.
Industry:Mining
A mineral paraffin wax, of dark yellow, brown, or black color with a melting point of 55 to 110 degrees C and sp gr, 0.85 to 0.95. Is soluble in gasoline, benzene, and turpentine and is found near the Caspian Sea region and in Utah as narrow seams in sandstone.
Industry:Mining
