- 行业: 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 pathogenic precipitate occurring in humans and other animals. They are very complex and include numerous biominerals, chiefly phosphates and oxalates.
Industry:Mining
A pathogenic precipitate occurring in humans and other animals. They are very complex and include numerous biominerals, chiefly phosphates and oxalates.
Industry:Mining
A pathway, usually of wood or metal, that gives access to parts of large machines.
Industry:Mining
A pattern of fold in which there is thickening at the synclinal troughs and thinning at the anticlinal crests. It is formed by differential compaction on an uneven basement surface. Compare: similar fold; parallel fold.
Industry:Mining
A pattern of intergrowth of two or more minerals, formed as they coprecipitate during crystallization, e.g., the quartz and feldspar of graphic granite.
Industry:Mining
A pattern of mineral-deposit veins overlapping and intersecting in a branchlike pattern.
Industry:Mining
A pattern of radiating lines produced on a section of a crystal by a blow from a sharp point.
Industry:Mining
A paving slab, so called because it is raised broad and thin from the quarries, not more than 2 to 3 in (5.08 to 7.62 cm) thick.
Industry:Mining
A pay ticket containing particulars of shifts worked, coal filled, yardage driven, and other work done, including the total wages less deductions.
Industry:Mining
A payment, commonly made annually on a per acre basis, to validate a lease in lieu of drilling.
Industry:Mining
