Chalcopyrite and Ruby Physical Properties

Chalcopyrite

Ruby

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.1-4.33.97-4.05

1 7.18

1.5 Fracture

Uneven, Brittle, Metallic

Conchoidal

1.6 Cleavage

Indistinct on {011}

No true cleavage

1.7 Mohs Hardness

3.5-49

2 10

1.8 Chemical Composition

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

Al ₂ O ₃

Chalcopyrite and Ruby Chemical Formula

While comparing Chalcopyrite and Ruby 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 Ruby chemical formula.

Chemical formula of Chalcopyrite- CuFeS 2Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Ruby- Al ₂ O ₃

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Chalcopyrite and Ruby Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chalcopyrite and Ruby Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chalcopyrite and Ruby Optical Properties during the identification of gemstone. Specific gravity of Chalcopyrite is 3.97-4.05 whereas that of Ruby is 3.97-4.05.