Charoite and Vlasovite Physical Properties

Charoite

Vlasovite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Nearly insoluble in HCl and HNO₃

1.3 Durability

Not Available

1.4 Specific Gravity

2.54-2.782.97

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)

Conchoidal, Brittle

1.6 Cleavage

Good in three directions

Distinct on {010}

1.7 Mohs Hardness

5-66

2 10

1.8 Chemical Composition

K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Not Available

Charoite and Vlasovite Chemical Formula

While comparing Charoite 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 Charoite and Vlasovite chemical formula.

Chemical formula of Charoite- K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Charoite and Vlasovite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Charoite and Vlasovite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Charoite and Vlasovite Optical Properties during the identification of gemstone. Specific gravity of Charoite is 2.97 whereas that of Vlasovite is 2.97.