Binghamite and Bornite Physical Properties

Binghamite

Bornite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.55-2.70

5.06-5.08

1.5 Fracture

Not Available

Uneven, Subconchoidal, Conchoidal, Brittle

1.6 Cleavage

Not Available

Poor on [111].

1.7 Mohs Hardness

6.5-7

3-3.25

1.8 Chemical Composition

SiO 2Arthur Thomas , Gemstones (2009)

Cu5FeS4

Binghamite and Bornite Chemical Formula

While comparing Binghamite and Bornite 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 Binghamite and Bornite chemical formula.

Chemical formula of Binghamite- SiO 2Arthur Thomas , Gemstones (2009)
Chemical formula of Bornite- Cu5FeS4

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Binghamite and Bornite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Binghamite and Bornite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Binghamite and Bornite Optical Properties during the identification of gemstone. Specific gravity of Binghamite is 5.06-5.08 whereas that of Bornite is 5.06-5.08.