Chalcopyrite and Cinnabar Physical Properties

Chalcopyrite

Cinnabar

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Physical Properties

Tenacity

Brittle

Slightly sectile

Solubility

Soluble

1.04 x 10⁻²⁵ g per 100 ml water (Ksp at 25°C = 2 x 10⁻³²)

Durability

Specific Gravity

4.1-4.32

1 7.18

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Fracture

Uneven

Cleavage

Indistinct on {011}

Prismatic {10 1 0}, perfect

Mohs Hardness

3.5-42-2.5

2 10

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Chemical Composition

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

HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Chalcopyrite and Cinnabar Chemical Formula

While comparing Chalcopyrite and Cinnabar 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 Cinnabar chemical formula.

Chemical formula of Chalcopyrite- CuFeS 2Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Chalcopyrite and Cinnabar Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chalcopyrite and Cinnabar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chalcopyrite and Cinnabar Optical Properties during the identification of gemstone. Specific gravity of Chalcopyrite is 2 whereas that of Cinnabar is 2.