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Heliotrope
Heliotrope

Helenite
Helenite



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Heliotrope
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Helenite
Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.61
-
None
6.5-7
SiO2
 
-
-
-
-9999
-
Indiscernible
-9999
SiO2