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Vishnevite
Vishnevite

Tantalite
Tantalite



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Vishnevite
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Tantalite

Vishnevite and Tantalite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
Not Available5.2
Amber
1 7.18
1.5 Fracture
Brittle, Uneven
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
Perfect
Good in one direction
1.7 Mohs Hardness
5-66-6.5
Amber
2 10
1.8 Chemical Composition
Not Available
(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references

Vishnevite and Tantalite Chemical Formula

While comparing Vishnevite and Tantalite 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 Tantalite chemical formula.

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  • Chemical formula of Tantalite- (Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references

Vishnevite and Tantalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vishnevite and Tantalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vishnevite and Tantalite Optical Properties during the identification of gemstone. Specific gravity of Vishnevite is 5.2 whereas that of Tantalite is 5.2.