MONTESOMMAITE

General Information:

Chemical Formula:

(K,Na)9Al9Si23O64·10(H2O)

IMA Status:

Approved IMA

Physical Properties:

Cleavage:

None

Color:

colorless.

Density:

2.34

Diaphaniety:

Transparent

Luster:

Vitreous (Glassy)

Streak:

white

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