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Vlasovite
Vlasovite

Poudretteite
Poudretteite



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Vlasovite
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Poudretteite

Vlasovite and Poudretteite 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
-
 
Brittle
-
-
2.51-2.53
Conchoidal, Splintery
None
5
KNa 2B 3Si 12O 30Michael O’Donoghue , Gems, Sixth Edition (2006)

Vlasovite and Poudretteite Chemical Formula

While comparing Vlasovite and Poudretteite 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 Poudretteite chemical formula.

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Vlasovite and Poudretteite Specific Gravity

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