Chalcopyrite and Ajoite Physical Properties

Chalcopyrite

Ajoite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Decomposed by acids

1.3 Durability

Not Available

1.4 Specific Gravity

4.1-4.32.96

1 7.18

1.5 Fracture

Uneven, Brittle, Metallic

Not Available

1.6 Cleavage

Indistinct on {011}

Perfect on {010}

1.7 Mohs Hardness

3.5-45

2 10

1.8 Chemical Composition

CuFeS 2Anthony et al , Handbook of mineralogy (2001)

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Chalcopyrite and Ajoite Chemical Formula

While comparing Chalcopyrite 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 Chalcopyrite and Ajoite chemical formula.

Chemical formula of Chalcopyrite- CuFeS 2Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

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Chalcopyrite and Ajoite Specific Gravity

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