Bornite and Plumbogummite Physical Properties

Bornite

Plumbogummite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

5.06-5.08

4.014

1.5 Fracture

Uneven, Subconchoidal, Conchoidal, Brittle

Uneven, Conchoidal

1.6 Cleavage

Poor on [111].

None

1.7 Mohs Hardness

3-3.25

4-5

1.8 Chemical Composition

Cu5FeS4

Not Available

Bornite and Plumbogummite Chemical Formula

While comparing Bornite and Plumbogummite 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 Plumbogummite chemical formula.

Chemical formula of Bornite- Cu5FeS4

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Bornite and Plumbogummite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bornite and Plumbogummite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bornite and Plumbogummite Optical Properties during the identification of gemstone. Specific gravity of Bornite is 4.014 whereas that of Plumbogummite is 4.014.