General Information:
Chemical Formula:
(La,Ce)PO4·(H2O)
Composition:
(Molecular Weight = 252.19 gm)
Lanthanum 41.31 % La
Cerium 13.89 % Ce
Phosphorus 12.28 % P
Hydrogen 0.80 % H
Oxygen 31.72 % O
Empirical Formula:
La0.75Ce0.25(PO4)·(H2O)
IMA Status:
Approved IMA 1987
Physical Properties:
Cleavage:
None
Color:
brown or pink.
Density:
3.94
Diaphaniety:
Translucent
Hardness:
3-4 - Calcite-Fluorite
Luster:
Greasy (Oily)
Streak:
white
More details...