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Bornite and Elbaite Physical Properties


Elbaite and Bornite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
5.06-5.08   
2.90-3.10   

Fracture
Uneven, Subconchoidal, Conchoidal, Brittle   
Uneven, Conchoidal, Brittle, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle   

Cleavage
Poor on [111].   
Poor/indistinct on {1120} and {1011}   

Mohs Hardness
3-3.25   
7   

Chemical Composition
Cu5FeS4   
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references   

Optical Properties >>
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Bornite and Elbaite Chemical Formula

While comparing Bornite and Elbaite 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 Elbaite chemical formula.

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Bornite and Elbaite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bornite and Elbaite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bornite and Elbaite Optical Properties during the identification of gemstone. Specific gravity of Bornite is 2.90-3.10 whereas that of Elbaite is 2.90-3.10.

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Red Gemstones


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