Bornite and Goshenite Physical Properties

Bornite

Goshenite

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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

5.06-5.08

2.60-2.90

1.5 Fracture

Uneven, Subconchoidal, Conchoidal, Brittle

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Poor on [111].

3,1 basal

1.7 Mohs Hardness

3-3.25

7.5-8

1.8 Chemical Composition

Cu5FeS4

Be₃Al₂SiO₆

Bornite and Goshenite Chemical Formula

While comparing Bornite and Goshenite 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 Goshenite chemical formula.

Chemical formula of Bornite- Cu5FeS4
Chemical formula of Goshenite- Be₃Al₂SiO₆

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Bornite and Goshenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bornite and Goshenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bornite and Goshenite Optical Properties during the identification of gemstone. Specific gravity of Bornite is 2.60-2.90 whereas that of Goshenite is 2.60-2.90.