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Iolite
Iolite

Realgar
Realgar



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Iolite
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Realgar

Iolite and Realgar 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
 
-
-
-
3.56
-
{010} Good
-9999
AsSMichael O’Donoghue , Gems, Sixth Edition (2006)

Iolite and Realgar Chemical Formula

While comparing Iolite and Realgar 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 Realgar chemical formula.

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Iolite and Realgar Specific Gravity

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