Ajoite and Chalcopyrite Physical Properties

Ajoite

Chalcopyrite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Decomposed by acids

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.964.1-4.3

1 7.18

1.5 Fracture

Not Available

Uneven, Brittle, Metallic

1.6 Cleavage

Perfect on {010}

Indistinct on {011}

1.7 Mohs Hardness

53.5-4

2 10

1.8 Chemical Composition

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

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

Ajoite and Chalcopyrite Chemical Formula

While comparing Ajoite and Chalcopyrite 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 Ajoite and Chalcopyrite chemical formula.

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

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Ajoite and Chalcopyrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ajoite and Chalcopyrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ajoite and Chalcopyrite Optical Properties during the identification of gemstone. Specific gravity of Ajoite is 4.1-4.3 whereas that of Chalcopyrite is 4.1-4.3.