General Information:
Chemical Formula:
Th(Ca,Ce)(CO3)2F2·3(H2O)
Composition:
(Molecular Weight = 509.19 gm)
Calcium 5.90 % Ca
Cerium 6.88 % Ce
Thorium 45.57 % Th
Hydrogen 1.19 % H
Carbon 4.72 % C
Oxygen 28.28 % O
Fluorine 7.46 % F
Empirical Formula:
ThCa0.75Ce0.25(CO3)2F2·3(H2O)
IMA Status:
Approved IMA 1965
Physical Properties:
Color:
brown.
Density:
4.04
Diaphaniety:
Translucent
Hardness:
4-4.5 - Between Fluorite and Apatite
Luster:
Vitreous - Greasy
More details...