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Iolite
Iolite

Pectolite
Pectolite



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Iolite
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Pectolite

Iolite and Pectolite 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
 
Brittle
-
-
2.74-2.90
Uneven, Splintery
Perfect on {100} and {001}
4.5-5
Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.

Iolite and Pectolite Chemical Formula

While comparing Iolite and Pectolite 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 Pectolite chemical formula.

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Iolite and Pectolite Specific Gravity

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