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Pectolite
Pectolite

Andradite Garnet
Andradite Garnet



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Pectolite
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Andradite Garnet
Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
2.74-2.90
Uneven, Splintery
Perfect on {100} and {001}
4.5-5
Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.
 
-
-
-
3.8-3.9
-
None
6.5-7.5
Ca3Fe3+2Si3O12