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Richterite
Richterite

Pearl
Pearl



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Richterite
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Pearl
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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.0-3.5
Uneven
Perfect
5-6
Na(CaNa)(Mg,Fe++)5(Si8O22)(OH)2
 
-
-
-
2.60-2.85
-
none
2.5-4.5
CaCO3