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Sanidine
Sanidine

Pyrope Almandine
Pyrope Almandine



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Sanidine
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Pyrope Almandine
Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.54-2.61
Uneven
{001} Perfect, {010} Good
6
KAlSi 3O 8Michael O’Donoghue , Gems, Sixth Edition (2006)
 
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-
-
3.62-4.20
-
None
7-7.5
(Fe,Mg) 3Al 2(SiO 4) 3gemdat.org , Management Team (2012)