General Information:
Chemical Formula:Ca2(Mn,Fe++)(PO4)2·2(H2O)
Composition:(Molecular Weight = 361.29 gm)Calcium 22.19 %
CaManganese 11.40 %
MnIron 3.86 %
FePhosphorus 17.15 %
P Hydrogen 1.12 %
H Oxygen 44.28 %
O Empirical Formula: Ca2Mn2+0.75Fe2+0.25(PO4)2·2(H2O)
Physical Properties: Cleavage:[???] Perfect, [???] Distinct
Color:greenish white, white, or light yellow.
Density:3.1
Diaphaniety:Transparent
Habits:Foliated - Two dimensional platy forms., Fibrous - Crystals made up of fibers., Euhedral Crystals - Occurs as well-formed crystals showing good external form.
Hardness:3.5 - Copper Penny
Luminescence:Non-fluorescent.
Luster:Vitreous - Pearly
Streak:white
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