General Information:
Chemical Formula:Ca4Fe+++2(PO4)4(OH)2·3(H2O)
Composition:(Molecular Weight = 739.95 gm)Calcium 21.67 %
CaIron 15.09 %
FePhosphorus 16.74 %
P Hydrogen 1.09 %
H Oxygen 45.41 %
O Empirical Formula: Ca4Fe3+2(PO4)4(OH)2·3(H2O)
IMA Status:Approved IMA 1977
Physical Properties: Cleavage:[???] Perfect
Color:brownish yellow or light yellow.
Density:2.8 - 2.97, Average = 2.88
Diaphaniety:Translucent
Hardness:2.5 - Finger Nail
Luster:Earthy (Dull)
Streak:white
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