- 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 ...
The science of differentiating (1) between the various gemstones, (2) between gemstones and their substitutes, and (3) among such substitutes.
Industry:Mining
The science of the origin of minerals and the causes of their modes of occurrence.
Industry:Mining
The science of the relationship between ancient organisms and their environments.
Industry:Mining
The science that deals with the effects of forces in causing changes in the size and shape of bodies. (Crispin, 1964)
Industry:Mining
The science, or group of sciences, that treats of the phenomena associated with matter in general, esp. in its relations to energy, and of the laws governing these phenomena, excluding the special laws peculiar to living matter (biology) or to special kinds of matter (chemistry). Physics treats of the constitution and properties of matter, mechanics, 2320 acoustics, heat, optics, electricity, and magnetism. More generally, it includes all the physical sciences.
Industry:Mining
The science, technique, and business of mineral discovery and exploitation. Strictly, the word connotes underground work directed to severance and treatment of ore or associated rock. Practically, it includes opencast work, quarrying, alluvial dredging, and combined operations, including surface and underground attack and ore treatment. Compare: mining geology; mining engineering.
Industry:Mining
The scientific study of sedimentary rocks and of the processes by which they were formed; the description, classification, origin, and interpretation of sediments.
Industry:Mining
The scientific study of the behavior of rock undermined by mining operations and the most effective measures of controlling movements and failure. The subject is comprehensive, including the systematic measurement of the movement of strata and the forces and stresses involved. An attempt is made to correlate data with rock types and the type of excavation.
Industry:Mining
The scrap arising during the manufacture of finished articles from iron and steel, and usually returned to steelworks after sorting and processing by scrap merchants.
Industry:Mining
