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Pargasite
Pargasite

Vlasovite
Vlasovite



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Pargasite
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Vlasovite

Pargasite and Vlasovite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.04-3.26
Splintery, Uneven
{110} perfect
5-6
NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006)
 
Brittle
Nearly insoluble in HCl and HNO3
-
2.97
Conchoidal
Distinct on {010}
6
-

Pargasite and Vlasovite Chemical Formula

While comparing Pargasite and Vlasovite 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 Pargasite and Vlasovite chemical formula.

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Pargasite and Vlasovite Specific Gravity

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