Bornite and Beryllonite Physical Properties

Bornite

Beryllonite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.06-5.08

2.79-2.87

1.5 Fracture

Uneven, Subconchoidal, Conchoidal, Brittle

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal

1.6 Cleavage

Poor on [111].

{010} perfect; {100} good, interrupted; {101} indistinct; {001} in traces

1.7 Mohs Hardness

3-3.25

5.5-6

1.8 Chemical Composition

Cu5FeS4

NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Bornite and Beryllonite Chemical Formula

While comparing Bornite and Beryllonite 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 Beryllonite chemical formula.

Chemical formula of Bornite- Cu5FeS4
Chemical formula of Beryllonite- NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Bornite and Beryllonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bornite and Beryllonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bornite and Beryllonite Optical Properties during the identification of gemstone. Specific gravity of Bornite is 2.79-2.87 whereas that of Beryllonite is 2.79-2.87.