General Information:
Chemical Formula:
(K,Ca,Na,Ba)7(Si25Al9)O64·23(H2O)
IMA Status:
Approved IMA 1977
Physical Properties:
Cleavage:
[???] Good
Color:
colorless or white.
Density:
2.14
Diaphaniety:
Transparent to Translucent
Hardness:
4.5 - Between Fluorite and Apatite
Luster:
Vitreous (Glassy)
Streak:
white
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