Chalcopyrite and Sylvite Physical Properties

Chalcopyrite

Sylvite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

4.1-4.31.993

1 7.18

1.5 Fracture

Uneven, Brittle, Metallic

Uneven, Brittle

1.6 Cleavage

Indistinct on {011}

Perfect on [100], [010], [001]

1.7 Mohs Hardness

3.5-42.5

2 10

1.8 Chemical Composition

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

Not Available

Chalcopyrite and Sylvite Chemical Formula

While comparing Chalcopyrite and Sylvite 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 Sylvite chemical formula.

Chemical formula of Chalcopyrite- CuFeS 2Anthony et al , Handbook of mineralogy (2001)

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Chalcopyrite and Sylvite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chalcopyrite and Sylvite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chalcopyrite and Sylvite Optical Properties during the identification of gemstone. Specific gravity of Chalcopyrite is 1.993 whereas that of Sylvite is 1.993.