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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 calcium-iron garnet containing a small amount of yttria. A variety of andradite.
Industry:Mining
A calculation of deduction from a length as measured on a slope to bring it to its true horizontal length.
Industry:Mining
A caliper with a graduated screw attachment for measuring minute distances.
Industry:Mining
A calorimeter that practically remains unaffected by its surroundings and neither gains nor loses heat.
Industry:Mining
A cameo carved from shell with raised figure cut from white layers and the background cut away to the darker layers.
Industry:Mining
A cameo produced by casting in a mold material such as ceramics, metals, glass, plastics, or sealing wax. Compare: pressed cameo.
Industry:Mining
A Canadian standard noncoring bit having a set diameter of 2.940 in (74.7 mm). More commonly called a 2-15/16 N drill-rod bit.
Industry:Mining
A Canadian term used to describe a windfall of dead trees and brush.
Industry:Mining
A Canadian term used to describe a windfall of dead trees and brush.
Industry:Mining
A canary-yellow mineral, (UO<sub>2</sub>)(Mo<sub>2 6+</sub>O<sub>7</sub>).3H<sub>2</sub>O ; luster, vitreous; uneven fracture; does not fluoresce.
Industry:Mining