Uvanite
Uvanite is an IMA-recognized mineral species in the oxides & hydroxide class, with the chemical formula (UO₂)₂V⁵⁺₆O₁₇·15H₂O.
Key properties: optically biaxial.
IMA symbol Uvn, IMA status: questionable, named in 1914.
Found in a Colorado Plateau-type uranium deposit in asphaltic sandstone.
It is found associated with Carnotite, rauvite, hewettite, metatorbernite, gypsum, “hyalite”.
The name refers to Uranium and VANadium in the composition.
Index entry. This entry combines official IMA/RRUFF species data with published physical-property data — a full written entry hasn’t been published yet.
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