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Biotite
Biotite

Narsarsukite
Narsarsukite



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Biotite
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Narsarsukite

Biotite and Narsarsukite 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
 
Brittle
-
-
2.72-2.83
Uneven
Good on {100} and {110}
6-7
Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.

Biotite and Narsarsukite Chemical Formula

While comparing Biotite and Narsarsukite 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 Narsarsukite chemical formula.

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Biotite and Narsarsukite Specific Gravity

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