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Idocrase
Idocrase
☒

Sulphur
Sulphur
☒



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Idocrase
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Sulphur
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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
Indiscernible
-9999
Ca10(Mg,Fe)2(Si2O7)2(SiO4)2O(OH)2
 
-
-
-
2.05-2.08
-
None
-9999
SWalter Schumann , Gemstones of the world (2001)