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Anorthite and Bornite Physical Properties


Bornite and Anorthite Physical Properties


Physical Properties

Tenacity
Brittle   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.77   
5.06-5.08   

Fracture
Uneven, Uneven, Gems, Sixth Edition (2006)   
Uneven, Subconchoidal, Conchoidal, Brittle   

Cleavage
Perfect [001] good [010] poor [110]   
Poor on [111].   

Mohs Hardness
6-6.5   
3-3.25   

Chemical Composition
CaAl 2Si 2O 8Michael O’Donoghue , Gems, Sixth Edition (2006)   
Cu5FeS4   

Optical Properties >>
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Anorthite and Bornite Chemical Formula

While comparing Anorthite and Bornite 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 Anorthite and Bornite chemical formula.

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Anorthite and Bornite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Anorthite and Bornite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Anorthite and Bornite Optical Properties during the identification of gemstone. Specific gravity of Anorthite is 5.06-5.08 whereas that of Bornite is 5.06-5.08.

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Red Gemstones


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