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Mexican fire opal
Mexican fire opal
☒

Clinothulite
Clinothulite
☒



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Mexican fire opal
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Clinothulite
Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
None
-9999
SiO2·nH2O
 
-
-
-
-9999
-
Perfect
-9999
Ca2(Mg,Fe)3Al2(SiO4)4(OH)4