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Iolite
Iolite

Girasol
Girasol



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Iolite
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Girasol

Iolite and Girasol Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.6-2.7
-
3,1
7-7.5
Mg2Al4Si5O18
 
-
-
-
1.98-2.50
Conchoidal
None
5.5-6.5
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Iolite and Girasol Chemical Formula

While comparing Iolite and Girasol 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 Iolite and Girasol chemical formula.

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Iolite and Girasol Specific Gravity

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