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Wernerite
Wernerite

Vlasovite
Vlasovite



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Wernerite
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Vlasovite

Wernerite and Vlasovite Physical Properties

Physical Properties

Tenacity

-
Brittle

Solubility

-
Nearly insoluble in HCl and HNO3

Durability

-
-

Specific Gravity

2.50-2.802.97
1 7.18
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Fracture

-
Conchoidal

Cleavage

Perfect
Distinct on {010}

Mohs Hardness

5-6.56
2 10
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Chemical Composition

Na 4(Al,Si) 12O 24Cl to Ca 4(Si,Al) 12O 24(CO 3,SO 4)Arthur Thomas , Gemstones (2009)
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Wernerite and Vlasovite Chemical Formula

While comparing Wernerite 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 Wernerite and Vlasovite chemical formula.

  • Chemical formula of Wernerite- Na 4(Al,Si) 12O 24Cl to Ca 4(Si,Al) 12O 24(CO 3,SO 4)Arthur Thomas , Gemstones (2009)
  • Chemical formula of Vlasovite- -

Wernerite and Vlasovite Specific Gravity

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