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Pyrrhotite
Pyrrhotite

Biotite
Biotite



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Pyrrhotite
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Biotite

Pyrrhotite and Biotite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
Soluble
-
4.58-4.65
Uneven
Absent
3.5-4.5
Fe1-xS
 
Brittle
-
-
2.7-3.3
Uneven, Even
Perfect on the {001}
2.5-3.0
K(Mg,Fe++)3[AlSi3O10(OH,F)2

Pyrrhotite and Biotite Chemical Formula

While comparing Pyrrhotite 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 Pyrrhotite and Biotite chemical formula.

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Pyrrhotite and Biotite Specific Gravity

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