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Vlasovite
Vlasovite

Common Opal
Common Opal



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Vlasovite
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Common Opal

Vlasovite and Common Opal Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
Nearly insoluble in HCl and HNO3
-
2.97
Conchoidal
Distinct on {010}
6
-
 
-
-
-
1.98-2.50
Conchoidal
None
5.5-6.5
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Vlasovite and Common Opal Chemical Formula

While comparing Vlasovite and Common 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 Vlasovite and Common Opal chemical formula.

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Vlasovite and Common Opal Specific Gravity

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