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Vlasovite
Vlasovite

Faustite
Faustite



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Vlasovite
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Faustite

Vlasovite and Faustite 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
-
 
-
-
-
2.9
Conchoidal
{???} Indistinct
4.5
(Zn,Cu)Al 6(PO 4) 4(OH) 8 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)

Vlasovite and Faustite Chemical Formula

While comparing Vlasovite and Faustite 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 Faustite chemical formula.

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Vlasovite and Faustite Specific Gravity

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