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Hyalite
Hyalite

Biotite
Biotite



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Hyalite
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Biotite

Hyalite and Biotite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
Conchoidal
None
5.5-6.5
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
 
Brittle
-
-
2.7-3.3
Uneven, Even
Perfect on the {001}
2.5-3.0
K(Mg,Fe++)3[AlSi3O10(OH,F)2

Hyalite and Biotite Chemical Formula

While comparing Hyalite 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 Hyalite and Biotite chemical formula.

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Hyalite and Biotite Specific Gravity

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