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Vishnevite
Vishnevite

Neptunite
Neptunite



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Vishnevite
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Neptunite

Vishnevite and Neptunite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
Uneven
Perfect
5-6
-
 
Brittle
-
-
3.19-3.23
Conchoidal
{110} good
5-6
KNa 2Li(Fe2+ ,Mn2+ ) 2Ti 2Si 8O 24Michael O’Donoghue , Gems, Sixth Edition (2006)

Vishnevite and Neptunite Chemical Formula

While comparing Vishnevite and Neptunite 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 Vishnevite and Neptunite chemical formula.

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Vishnevite and Neptunite Specific Gravity

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