General Information:
Chemical Formula:
(Y,U,Ce)2(Ti,Nb,Ta)2O6(OH)
IMA Status:
Approved IMA 1987
Physical Properties:
Color:
greenish or gray green.
Density:
3.65 - 4.9, Average = 4.27
Diaphaniety:
Translucent to Opaque
Hardness:
4.5-5.5
Luster:
Greasy (Oily)
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