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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 ...
A white alloy of copper; paktong. Usually German silver.
Industry:Mining
A white crystalline, brittle metal with a pinkish tinge. Symbol, Bi. The most important ores are bismuthinite or bismuth glance (Bi<sub>2</sub>S<sub>3</sub>) and bismite (Bi<sub>2</sub>O<sub>3</sub>). Also obtained as a byproduct in refining lead, copper, tin, silver, and gold ores. Forms low-melting alloys that are used in fire detection and extinguishing systems; used as a catalyst for making acrylic fibers and as a carrier for fuel in atomic reactors; extensively used in cosmetics and in medicine.
Industry:Mining
A white hydrocarbon similar to hartite found in fossil wood.
Industry:Mining
A white hydrous silicate of aluminum, calcium, and beryllium, Ca<sub>4</sub>Be<sub>2</sub>Al<sub>2</sub>Si<sub>9</sub>O<sub>26</sub>(OH)<sub>2</sub>; orthorhombic; earthy, radiating fibrous; platy prismatic crystals. From Baveno, Italy; Mesa Grande, CA.
Industry:Mining
A white marble with veins and clouds of purple or red, from Albania.
Industry:Mining
A white mineral: (Mn,Mg)BO<sub>2</sub>(OH). It is isomorphous with szaibelyite.
Industry:Mining
A white or grayish chalcedony with tiny red spots so close together that the appearance at a distance is a uniform rose-red.
Industry:Mining
A white or rose-colored variety of beryl from the Ural Mountains, Russia, and Madagascar.
Industry:Mining
A white or rose-colored variety of beryl from the Ural Mountains, Russia, and Madagascar.
Industry:Mining
A white pigment composed of a mixture of barium sulfate, zinc sulfide, and zinc oxide.
Industry:Mining