Bornite and Ajoite Physical Properties

Bornite

Ajoite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

Decomposed by acids

1.3 Durability

Not Available

1.4 Specific Gravity

5.06-5.082.96

1 7.18

1.5 Fracture

Uneven, Subconchoidal, Conchoidal, Brittle

Not Available

1.6 Cleavage

Poor on [111].

Perfect on {010}

1.7 Mohs Hardness

3-3.255

2 10

1.8 Chemical Composition

Cu5FeS4

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Bornite and Ajoite Chemical Formula

While comparing Bornite and Ajoite 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 Ajoite chemical formula.

Chemical formula of Bornite- Cu5FeS4
Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

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Bornite and Ajoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bornite and Ajoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bornite and Ajoite Optical Properties during the identification of gemstone. Specific gravity of Bornite is 2.96 whereas that of Ajoite is 2.96.