Home > Term: johannite
johannite
A triclinic mineral, (Cu(UO2)2(SO4)2(OH)2.8H2O) ; radioactive; forms soft, bittertasting crystals that are polysynthetically twinned in two directions; in druses and reniform masses; at Joachimsthal, Czech Republic, and Gilpin County, CO; associated with gypsum.
- Part of Speech: noun
- Industry/Domain: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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Creator
- ed.young
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(Milwaukee, United States)
