General Information:
Chemical Formula:Al(UO2)2(VO4)2(OH)·8(H2O)
Composition:(Molecular Weight = 958.04 gm)Uranium 49.69 %
U Aluminum 2.82 %
AlVanadium 10.63 %
V Hydrogen 1.79 %
H Oxygen 35.07 %
O Empirical Formula: Al(UO2)2(VO4)2(OH)·8(H2O)
Environment:Stable at 20 deg C and 28-47% relative humidity.
IMA Status:Approved IMA 1970
Locality:Mounana mine, Franceville, Haut Ogooue, Gabon.
Name Origin:Named as the lower hydrate of vanuralite.
Physical Properties: Cleavage:[001] Perfect
Color:lemon.
Density:3.6
Diaphaniety:Translucent
Habits:Microscopic Crystals - Crystals visible only with microscopes., ,
Hardness:2 - Gypsum
Streak:light yellow
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