Bornite and Chrysoprase Physical Properties

Bornite

Chrysoprase

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.06-5.082.58-2.64

1 7.18

1.5 Fracture

Uneven, Subconchoidal, Conchoidal, Brittle

Gems, Sixth Edition (2006)

1.6 Cleavage

Poor on [111].

None

1.7 Mohs Hardness

3-3.256.5-7

2 10

1.8 Chemical Composition

Cu5FeS4

SiO₂ (with a high level of nickel impurities )

Bornite and Chrysoprase Chemical Formula

While comparing Bornite and Chrysoprase 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 Chrysoprase chemical formula.

Chemical formula of Bornite- Cu5FeS4
Chemical formula of Chrysoprase- SiO₂ (with a high level of nickel impurities )

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Bornite and Chrysoprase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bornite and Chrysoprase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bornite and Chrysoprase Optical Properties during the identification of gemstone. Specific gravity of Bornite is 2.58-2.64 whereas that of Chrysoprase is 2.58-2.64.