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Viridine
Viridine

Andesine
Andesine



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Viridine
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Andesine
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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.05-3.21
-
None
7-7.5
(Al,Mn3+ ) 2SiO 4OGemdat.org , Management Team (2012)
 
Brittle
-
-
2.65-2.69
Uneven, Conchoidal
Perfect on {001}, good on {010}
6-6.5
(Na,Ca)Al1-2Si3-2O8