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Biotite
Biotite

Weloganite
Weloganite



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Biotite
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Weloganite

Biotite and Weloganite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
2.7-3.3
Uneven, Even
Perfect on the {001}
2.5-3.0
K(Mg,Fe++)3[AlSi3O10(OH,F)2
 
-
-
-
3.20-3.22
Conchoidal
Perfect on pseudo {0001}
3
Na2SrZrSi6O17(OH)3·3H2O

Biotite and Weloganite Chemical Formula

While comparing Biotite and Weloganite 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 Biotite and Weloganite chemical formula.

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Biotite and Weloganite Specific Gravity

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