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Kyanite and Hibschite Physical Properties


Hibschite and Kyanite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.53-3.65   
3.05-3.08   

Fracture
Splintery, Brittle, Metallic   
Uneven, Uneven, Irregular, Management Team (2012), Conchoidal, Brittle   

Cleavage
[100] perfect [010] imperfect with 79° angle between   
None   

Mohs Hardness
4-7   
6.5   

Chemical Composition
Not Available   
Ca 3Al 2(SiO 4) 3-x(OH) 4x (x=0.2 to 1.5)Anthony et al , Handbook of mineralogy (2001)   

Optical Properties >>
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Kyanite and Hibschite Chemical Formula

While comparing Kyanite and Hibschite 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 Kyanite and Hibschite chemical formula.

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Kyanite and Hibschite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kyanite and Hibschite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kyanite and Hibschite Optical Properties during the identification of gemstone. Specific gravity of Kyanite is 3.05-3.08 whereas that of Hibschite is 3.05-3.08.

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