Bornite and Tanzanite Physical Properties

Bornite

Tanzanite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

Hard

1.4 Specific Gravity

5.06-5.08

3.35

1.5 Fracture

Uneven, Subconchoidal, Conchoidal, Brittle

Uneven, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

Poor on [111].

Perfect {010}, imperfect {100}

1.7 Mohs Hardness

3-3.25

6.5-7

1.8 Chemical Composition

Cu5FeS4

Ca₂Al₃(SiO₄)₃(OH)

Bornite and Tanzanite Chemical Formula

While comparing Bornite and Tanzanite 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 Tanzanite chemical formula.

Chemical formula of Bornite- Cu5FeS4
Chemical formula of Tanzanite- Ca₂Al₃(SiO₄)₃(OH)

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Bornite and Tanzanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bornite and Tanzanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bornite and Tanzanite Optical Properties during the identification of gemstone. Specific gravity of Bornite is 3.35 whereas that of Tanzanite is 3.35.