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Formula: Ca(UO2)2V10O28.16H2O
Decavanadate, uranyl mineral
Specific gravity: 2.92 measured
Streak: Olive-brown, yellow-brown
Colour: Purplish black, greyish black, pale orange-yellow, brownish red, brownish yellow-orange
RADIOACTIVE
Environments
Rauvite is a rare mineral occurring in the oxidised zones of uranium-vanadium ores in
Colorado Plateau-type
deposits associated with carnotite, corvusite,
uvanite, hewettite,
metatorbernite, tyuyamunite and
gypsum
(HOM).
Localities
There are two co-type localities, Flat Top Mesa and Temple Mountain, both at the San Rafael Mining District, Emery
county, Utah, USA. Here rauvite occurs as fissure fillings or impregnations in
sandstone. Associated Minerals include
uvanite, tyuyamunite,
metatorbernite, hewettite,
gypsum, corvusite and
carnotite
(Mindat)
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