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Goshenite and Biotite Physical Properties


Biotite and Goshenite Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.60-2.90   
2.7-3.3   

Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)   
Uneven, Even, Yellow, White   

Cleavage
3,1 basal   
Perfect on the {001}   

Mohs Hardness
7.5-8   
2.5-3.0   

Chemical Composition
Be3Al2SiO6   
K(Mg,Fe++)3[AlSi3O10(OH,F)2   

Optical Properties >>
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Goshenite and Biotite Chemical Formula

While comparing Goshenite 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 Goshenite and Biotite chemical formula.

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Goshenite and Biotite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Goshenite and Biotite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Goshenite and Biotite Optical Properties during the identification of gemstone. Specific gravity of Goshenite is 2.7-3.3 whereas that of Biotite is 2.7-3.3.

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