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Opal Australia
Opal Australia

Hackmanite
Hackmanite



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Opal Australia
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Hackmanite

Opal Australia and Hackmanite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
None
5.5-6.5
SiO2*nH2O
 
-
-
-
2.27-2.33
-
Perfect
5.5-6
Na 8Al 6Si 6O 24Cl 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Opal Australia and Hackmanite Chemical Formula

While comparing Opal Australia and Hackmanite 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 Hackmanite chemical formula.

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Opal Australia and Hackmanite Specific Gravity

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