Bornite and Powellite Physical Properties

Bornite

Powellite

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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

4.23

1.5 Fracture

Uneven, Subconchoidal, Conchoidal, Brittle

UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

Poor on [111].

{111} Distinct

1.7 Mohs Hardness

3-3.25

3.5-4

1.8 Chemical Composition

Cu5FeS4

CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Bornite and Powellite Chemical Formula

While comparing Bornite and Powellite 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 Powellite chemical formula.

Chemical formula of Bornite- Cu5FeS4
Chemical formula of Powellite- CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Red Gemstones

Bornite Vs Langbeinite

Bornite Vs Phlogopite

Bornite Vs Nickeline

Bornite and Powellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bornite and Powellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bornite and Powellite Optical Properties during the identification of gemstone. Specific gravity of Bornite is 4.23 whereas that of Powellite is 4.23.

Red Gemstones

Carnallite

Piemontite

Erythrite

Kainite

Langbeinite

Nickeline