- المجال: 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 monoclinic mineral, (Zn,Cu)(CO<sub>3</sub>)(OH)<sub>2</sub>; rosasite group; at Tsumeb, Namibia.
Industry:Mining
A monoclinic mineral, (Zn,Mn)Mn<sub>3</sub>O<sub>7</sub>.H<sub>2</sub>O ; related to todorokite; at Sterling Hill, NJ.
Industry:Mining
A monoclinic mineral, (Zn,Mn)SO<sub>4</sub>.H<sub>2</sub>O ; kieserite group; as efflorescences on sphalerite from the Keno Hill and Galena Hill area, central Yukon Territory, Canada.
Industry:Mining
A monoclinic mineral, (Zn,Ni)Al<sub>4</sub>(VO<sub>3</sub>)<sub>2</sub>(OH)<sub>12</sub>.2H<sub>2</sub>O ; forms light-blue-green rosettes in the vanadium deposits of Karatau, Kazakhstan.
Industry:Mining
A monoclinic mineral, (Fe(OH)<sub>2</sub>(AlSi<sub>3</sub>O<sub>10</sub>)).3((Mg,Fe)(OH)<sub>2</sub>) ; pseudohexagonal; forms monoclinic plates having micaceous cleavage; an iron-rich chamosite.
Industry:Mining
A monoclinic mineral, 1:1 interstratified biotite and vermiculite; in clay.
Industry:Mining
A monoclinic mineral, 2((Ca,Y,Ce)<sub>2</sub>(Fe,Al)<sub>3</sub>O(OH)(Si<sub>2</sub>O<sub>7</sub>)(SiO<sub>4</sub>)) ; epidote group; massive, pitchy, slightly radioactive, and metamict; a minor accessory in felsic igneous rocks and pegmatites. Formerly called orthite; cerine; bucklandite; treanorite.
Industry:Mining
A monoclinic mineral, 2((Ca,Y,Ce)<sub>2</sub>(Fe,Al)<sub>3</sub>O(OH)(Si<sub>2</sub>O<sub>7</sub>)(SiO<sub>4</sub>)) ; epidote group; massive, pitchy, slightly radioactive, and metamict; a minor accessory in felsic igneous rocks and pegmatites. Formerly called orthite; cerine; bucklandite; treanorite.
Industry:Mining
A monoclinic mineral, 2((Fe<sub>2+</sub>,Mg,Fe<sub>3+</sub>)<sub>5</sub>Al(Si<sub>3</sub>Al)O<sub>10</sub>(OH,O)<sub>8</sub>) ; chlorite group; a constituent of oolitic iron ores and sedimentary ironstones. Also spelled chamoisite.
Industry:Mining
