Demantoid and Bornite Physical Properties

Demantoid

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

3.77-3.955.06-5.08

1 7.18

1.5 Fracture

Not Available

Uneven, Subconchoidal, Conchoidal, Brittle

1.6 Cleavage

Not Available

Poor on [111].

1.7 Mohs Hardness

6.53-3.25

2 10

1.8 Chemical Composition

Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.

Cu5FeS4

Demantoid and Bornite Chemical Formula

While comparing Demantoid 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 Demantoid and Bornite chemical formula.

Chemical formula of Demantoid- Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.
Chemical formula of Bornite- Cu5FeS4

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Demantoid and Bornite Specific Gravity

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