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Opal Australia
Opal Australia
☒

Fayalite
Fayalite
☒



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Opal Australia
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Fayalite

Opal Australia and Fayalite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
None
5.5-6.5
SiO2*nH2O
 
-
-
-
4.392
Conchoidal
{010} moderate, {100} imperfect
6.5-7
Fe 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Opal Australia and Fayalite Chemical Formula

While comparing Opal Australia and Fayalite 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 Opal Australia and Fayalite chemical formula.

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Opal Australia and Fayalite Specific Gravity

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