- 行业: Mining
- Number of terms: 33118
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- 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 ...
An orthorhombic mineral, Mg<sub>2</sub>FeBO<sub>5</sub>; forms a series with vosenite; forms finely fibrous masses. Includes magnesioludwigite, ferroludwigite.
Industry:Mining
An orthorhombic mineral, Mg<sub>2</sub>FeBO<sub>5</sub>; forms a series with vosenite; forms finely fibrous masses. Includes magnesioludwigite, ferroludwigite.
Industry:Mining
An orthorhombic mineral, Mg<sub>4</sub>(Al,Fe)<sub>6</sub>(Si,B)<sub>4</sub>O<sub>21</sub>(OH) ; forms columnar crystals with prismatic cleavage; in high-grade metamorphic aluminous rocks.
Industry:Mining
An orthorhombic mineral, MgAlBO<sub>4</sub>; structurally analogous to olivines; yellow.
Industry:Mining
An orthorhombic mineral, MgB<sub>6</sub>O<sub>7</sub>(OH)<sub>6</sub>.2H<sub>2</sub>O.
Industry:Mining
An orthorhombic mineral, MgCaSiO<sub>4</sub>; olivine group; in contact-metamorphosed limestones, rarely in ultramafic rocks. Compare: glaucochroite
Industry:Mining
An orthorhombic mineral, MgSO<sub>4</sub>.7H<sub>2</sub>O ; bitter tasting; forms efflorescences of prismatic crystals, botryoidal masses, or incrustations on cave and mine walls from oxidizing sulfide minerals; also lacustrine deposits, mineral springs, and fumaroles.
Industry:Mining
An orthorhombic mineral, MgSO<sub>4</sub>.7H<sub>2</sub>O ; bitter tasting; forms efflorescences of prismatic crystals, botryoidal masses, or incrustations on cave and mine walls from oxidizing sulfide minerals; also lacustrine deposits, mineral springs, and fumaroles.
Industry:Mining
An orthorhombic mineral, MgSO<sub>4</sub>.7H<sub>2</sub>O ; bitter tasting; forms efflorescences of prismatic crystals, botryoidal masses, or incrustations on cave and mine walls from oxidizing sulfide minerals; also lacustrine deposits, mineral springs, and fumaroles.
Industry:Mining
An orthorhombic mineral, MgSO<sub>4</sub>.7H<sub>2</sub>O ; bitter tasting; forms efflorescences of prismatic crystals, botryoidal masses, or incrustations on cave and mine walls from oxidizing sulfide minerals; also lacustrine deposits, mineral springs, and fumaroles.
Industry:Mining