General Information:
Chemical Formula:
(Pb,Ca,U)2Ta2O6(OH)
Composition:
(Molecular Weight = 795.19 gm)
Calcium 3.02 % Ca
Uranium 5.99 % U
Tantalum 45.51 % Ta
Hydrogen 0.13 % H
Lead 31.27 % Pb
Oxygen 14.08 % O
Empirical Formula:
Pb1.2Ca0.6U0.2Ta2O6(OH)
IMA Status:
Approved IMA 1977
Physical Properties:
Color:
greenish yellow, yellow, or orange.
Density:
6.6
Diaphaniety:
Translucent
Hardness:
5 - Apatite
Luster:
Greasy (Oily)
Streak:
white
More details...