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Povondraite
Povondraite
☒

Mexican fire opal
Mexican fire opal
☒



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Povondraite
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Mexican fire opal

Povondraite and Mexican fire opal Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.26
Uneven
None
-9999
NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)
 
-
-
-
-9999
-
None
-9999
SiO2·nH2O

Povondraite and Mexican fire opal Chemical Formula

While comparing Povondraite and Mexican fire opal physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Povondraite and Mexican fire opal chemical formula.

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Povondraite and Mexican fire opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Povondraite and Mexican fire opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Povondraite Vs Mexican fire opal during the identification of gemstone. Specific gravity of Povondraite is whereas that of Mexican fire opal is .