General Information:
Chemical Formula:
(Ca,Na,K)8(Si,Al)12O24[(SO4),(CO3),Cl,OH]4·(H2O)
IMA Status:
Approved IMA 1977
Physical Properties:
Cleavage:
None
Color:
colorless.
Density:
2.56
Diaphaniety:
Transparent
Hardness:
5 - Apatite
Luster:
Vitreous (Glassy)
Streak:
white
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