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Bornite
Bornite

Kyanite
Kyanite



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Bornite
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Kyanite

Bornite and Kyanite Physical Properties

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1 Physical Properties
1.1 Tenacity
Brittle
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
5.06-5.083.53-3.65
Amber
1 7.18
1.5 Fracture
Uneven, Subconchoidal, Conchoidal, Brittle
Splintery, Brittle, Metallic
1.6 Cleavage
Poor on [111].
[100] perfect [010] imperfect with 79° angle between
1.7 Mohs Hardness
3-3.254-7
Amber
2 10
1.8 Chemical Composition
Cu5FeS4
Not Available

Bornite and Kyanite Chemical Formula

While comparing Bornite and Kyanite 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 Bornite and Kyanite chemical formula.

  • Chemical formula of Bornite- Cu5FeS4
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Bornite and Kyanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bornite and Kyanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bornite and Kyanite Optical Properties during the identification of gemstone. Specific gravity of Bornite is 3.53-3.65 whereas that of Kyanite is 3.53-3.65.