General Information:
Chemical Formula:V++++4V+++++2O13·8(H2O) (?)
Composition:(Molecular Weight = 657.76 gm)Vanadium 46.47 %
V Hydrogen 2.45 %
H Oxygen 51.08 %
O Empirical Formula: V4+4V5+2O13·8(H2O)
Environment:Sedimetary uranium-vanadium deposits.
Locality:Paradox Valley, Montrose Co., Colorado.
Name Origin:Named after its composition of vanadium and oxygen (oxide).
Physical Properties: Color:brownish black or black.
Diaphaniety:Opaque
Habits:Disseminated - Occurs in small, distinct particles dispersed in matrix., Crystalline - Fine - Occurs as well-formed fine sized crystals.,
Luminescence:Non-fluorescent.
Luster:Metallic
Streak:brown black
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