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Vanadinite and Iolite Physical Properties


Iolite and Vanadinite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
6.8-7.1   
2.6-2.7   

Fracture
Uneven, Conchoidal, Brittle   
Not Available   

Cleavage
None   
3,1   

Mohs Hardness
3-4   
7-7.5   

Chemical Composition
C20H36   
Mg2Al4Si5O18   

Optical Properties >>
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Vanadinite and Iolite Chemical Formula

While comparing Vanadinite and Iolite 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 Vanadinite and Iolite chemical formula.

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Vanadinite and Iolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vanadinite and Iolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vanadinite and Iolite Optical Properties during the identification of gemstone. Specific gravity of Vanadinite is 2.6-2.7 whereas that of Iolite is 2.6-2.7.

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Red Gemstones


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