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Biotite
Biotite

Pyroxmangite
Pyroxmangite



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Biotite
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Pyroxmangite

Biotite and Pyroxmangite 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
 
-
-
-
3.76-3.77
-
{110} Perfect, {110} Perfect
5-6
(Fe,Mn) 7Si 7O 21Ulrich Henn and Claudio C.

Biotite and Pyroxmangite Chemical Formula

While comparing Biotite and Pyroxmangite 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 Pyroxmangite chemical formula.

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Biotite and Pyroxmangite Specific Gravity

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