General Information:
Chemical Formula:Ca(UO2)2Si6O15·n(H2O), n<5
Composition:(Molecular Weight = 1,033.68 gm)Calcium 3.88 %
CaUranium 46.05 %
U Silicon 16.30 %
SiHydrogen 0.49 %
H Oxygen 33.28 %
O Empirical Formula: Ca(UO2)2Si6O15·2.5(H2O)
IMA Status:Approved IMA 1959
Locality:Haiwee Reservoir, Inyo Co. California.
Name Origin:Dehydration product of haiweeite.
Physical Properties: Cleavage:[100] Distinct
Color:greenish yellow or light yellow.
Density:3.35
Diaphaniety:Translucent
Hardness:3.5 - Copper Penny
Luminescence:Fluorescent, Short UV=dull grren, Long UV=dull grren.
Luster:Pearly
Streak:white
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