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Iolite
Iolite

Omphacite
Omphacite



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Iolite
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Omphacite

Iolite and Omphacite 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
 
-
-
-
3.16-3.43
Uneven, Conchoidal
{110} Good, {110} Good
5-6
(Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)

Iolite and Omphacite Chemical Formula

While comparing Iolite and Omphacite 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 Omphacite chemical formula.

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Iolite and Omphacite Specific Gravity

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