Fedorite

General Information:
 Chemical Formula:
(K,Na)5(Ca,Na)14Si32O76(OH,F)4·2(H2O)
 IMA Status:
Approved IMA 1966
Physical Properties:
 Cleavage:
[001] Perfect
 Color:
colorless, light red, or pearl white.
 Density:
2.43
 Diaphaniety:
Transparent
 Luster:
Vitreous (Glassy)
 Streak:
white
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