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United States Bureau of Mines
업종: 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 general term for hydrous nickel silicates.
Industry:Mining
A general term for hydrous nickel silicates.
Industry:Mining
A general term for hydrous nickel silicates.
Industry:Mining
A general term for lava that exhibits pillow structure, mostly basalts and andesites that erupted and flowed under water. The ocean floor sodium-rich basalts known as spilites are commonly pillowed.
Industry:Mining
A general term for load casts and related sedimentary structures.
Industry:Mining
A general term for members of the sodalite group that are closely related crystallographically and chemically to the true garnets.
Industry:Mining
A general term for metamorphism affecting an extensive region, as opposed to local or contact metamorphism. Compare: dynamothermal metamorphism; local metamorphism.
Industry:Mining
A general term for ore deposits formed underground by waters of atmospheric origin.
Industry:Mining
A general term for the branch of geology that deals with the causes and processes of geologic phenomena; physical geology.
Industry:Mining
A general term for the derrick, power supply, draw works, and other surface equipment necessary in rotary or cable-tool drilling.
Industry:Mining
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