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Idocrase
Idocrase

Biotite
Biotite



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Idocrase
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Biotite

Idocrase and Biotite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
Indiscernible
-9999
Ca10(Mg,Fe)2(Si2O7)2(SiO4)2O(OH)2
 
Brittle
-
-
2.7-3.3
Uneven, Even
Perfect on the {001}
2.5-3.0
K(Mg,Fe++)3[AlSi3O10(OH,F)2

Idocrase and Biotite Chemical Formula

While comparing Idocrase and Biotite 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 Idocrase and Biotite chemical formula.

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Idocrase and Biotite Specific Gravity

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