General Information:
Chemical Formula:
Ca5[(As,P)O4]3Cl
Composition:
(Molecular Weight = 630.63 gm)
Calcium 31.78 % Ca
Arsenic 29.70 % As
Phosphorus 2.46 % P
Chlorine 5.62 % Cl
Oxygen 30.44 % O
Empirical Formula:
Ca5(AsO4)2.5(PO4)0.5Cl
IMA Status:
Approved IMA 1983
Locality:
FRANKLIN
Physical Properties:
Cleavage:
None
Color:
colorless or gray white.
Density:
3.6
Diaphaniety:
Transparent to Translucent
Hardness:
5 - Apatite
Luminescence:
Fluorescent.
Luster:
Vitreous - Greasy
Streak:
white
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