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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 ...
Of foliation, a planar arrangement of textural or structural features in any type of rock; esp., the planar structure that results from flattening of the constituent grains of a metamorphic rock.
Industry:Mining
Of isocline.
Industry:Mining
Of lithology, the character of a rock described in terms of its structure, color, mineral composition, grain size, and arrangement of its component parts; all those visible features that in the aggregate impart individuality to the rock.
Industry:Mining
Of lithology, the character of a rock described in terms of its structure, color, mineral composition, grain size, and arrangement of its component parts; all those visible features that in the aggregate impart individuality to the rock.
Industry:Mining
Of monocline, a local steepening in an otherwise uniform gentle dip.
Industry:Mining
Of orogeny, the process by which structures within fold-belt mountainous areas were formed, including thrusting, folding, and faulting in the outer and higher layers, and plastic folding, metamorphism, and plutonism in the inner and deeper layers.
Industry:Mining
Of prismoid; used in sedimentary petrology (not prismatic, which is a crystallographic term).
Industry:Mining
Of silicification, the introduction of, or replacement by, silica, generally resulting in the formation of fine-grained quartz, chalcedony, or opal, which may fill pores and replace existing minerals.
Industry:Mining
Of striation.
Industry:Mining
Resembling the appearance or properties of pitch.
Industry:Mining
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