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Rossmanite and Iolite Physical Properties


Iolite and Rossmanite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3   
2.6-2.7   

Fracture
Brittle, Metallic   
Not Available   

Cleavage
None   
3,1   

Mohs Hardness
Not Available   
7-7.5   

Chemical Composition
◻(LiAl 2)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)   
Mg2Al4Si5O18   

Optical Properties >>
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Rossmanite and Iolite Chemical Formula

While comparing Rossmanite 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 Rossmanite and Iolite chemical formula.

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Rossmanite and Iolite Specific Gravity

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

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