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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 monoclinic mineral, (NH<sub>4</sub>)B<sub>5</sub>O<sub>6</sub>(OH)<sub>4</sub>.
Industry:Mining
A monoclinic mineral, (Pb,Cu)<sub>3</sub>((Cr,As)O<sub>4</sub>)<sub>2</sub>(OH) ; forms prismatic crystals on dioptase. Also spelled furnacite.
Industry:Mining
A monoclinic mineral, (Sc,Y)<sub>2</sub>Si<sub>2</sub>O<sub>7</sub>; may contain up to 42% yttrium replacing scandium; weakly radioactive; grayish green where fresh, altering to white to reddish gray; in pegmatites associated with monazite, euxenite, beryl, struvite, and possibly fergusonite; the only known mineral rich in scandium.
Industry:Mining
A monoclinic mineral, (Sr,Ba,Ca)Al<sub>2</sub>Si<sub>6</sub>O<sub>16</sub>.5H<sub>2</sub>O ; zeolite group.
Industry:Mining
A monoclinic mineral, (Sr,Ba,Na)<sub>2</sub>Al(CO<sub>3</sub>)F<sub>5</sub>.
Industry:Mining
A monoclinic mineral, (Sr,Ca)<sub>2</sub>B<sub>14</sub>O<sub>23</sub>.8H<sub>2</sub>O; forms a series with ginorite. Compare: ginorite
Industry:Mining
A monoclinic mineral, (Ta,Nb,Sn,Mn,Fe)<sub>16</sub>O<sub>32</sub>; dimorphous with ixiolite; occurs in granite pegmatites; named for Wodgina, Australia.
Industry:Mining
A monoclinic mineral, (U,Ca,Y,Ce)(Ti,Fe)<sub>2</sub>O<sub>6</sub>; radioactive; commonly metamict; in placers of the Stanley Basin, UT.
Industry:Mining
A monoclinic mineral, (UO<sub>2</sub>)<sub>6</sub>(SO<sub>4</sub>)(OH)<sub>10</sub>.13H<sub>2</sub>O ; radioactive; yellow; secondary on uraninite; associated with gypsum and metauranopilite.
Industry:Mining
A monoclinic mineral, (V,Fe)<sub>10</sub>O<sub>24</sub>.12H<sub>2</sub>O ; rare; weakly radioactive; soft; a fibrous mineral with a silky luster; associated with corvusite, hewettite, tyuyamunite, rauvite, steigerite, and limonite.
Industry:Mining