General Information:
Chemical Formula:
CaMn++Fe+++(PO4)2(OH)·2(H2O)
Composition:
(Molecular Weight = 393.84 gm)
Calcium 10.18 % Ca
Manganese 13.95 % Mn
Iron 14.18 % Fe
Phosphorus 15.73 % P
Hydrogen 1.28 % H
Oxygen 44.69 % O
Empirical Formula:
CaMn2+Fe3+(PO4)2(OH)·2(H2O)
IMA Status:
Approved IMA
Physical Properties:
Cleavage:
[010] Perfect
Color:
brownish yellow or yellow.
Density:
2.58
Diaphaniety:
Transparent to Translucent
Hardness:
4 - Fluorite
Luster:
Vitreous (Glassy)
Streak:
white
More details...