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Gyrolite
Gyrolite

Biotite
Biotite



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Gyrolite
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Biotite

Gyrolite and Biotite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
2.48
Uneven
Perfect on {001}
2
NaCa16Si23AlO60(OH)8•64(H2O)
 
Brittle
-
-
2.7-3.3
Uneven, Even
Perfect on the {001}
2.5-3.0
K(Mg,Fe++)3[AlSi3O10(OH,F)2

Gyrolite and Biotite Chemical Formula

While comparing Gyrolite 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 Gyrolite and Biotite chemical formula.

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Gyrolite and Biotite Specific Gravity

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