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Topazolite and Iolite Physical Properties


Iolite and Topazolite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.70-4.10   
2.6-2.7   

Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)   
Not Available   

Cleavage
Not Available   
3,1   

Mohs Hardness
6.5-7   
7-7.5   

Chemical Composition
Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)   
Mg2Al4Si5O18   

Optical Properties >>
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Topazolite and Iolite Chemical Formula

While comparing Topazolite 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 Topazolite and Iolite chemical formula.

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Topazolite and Iolite Specific Gravity

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

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