Chalcopyrite and Peridot Physical Properties

Chalcopyrite

Peridot

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2 Physical Properties

2.1 Tenacity

Brittle

Not Available

2.4 Solubility

Soluble

Not Available

2.6 Durability

Not Available

2.8 Specific Gravity

4.1-4.31.54-1.55

1 7.18

2.9 Fracture

Uneven, Brittle, Metallic

Conchoidal

2.11 Cleavage

Indistinct on {011}

Poor

2.13 Mohs Hardness

3.5-46.5-7

2 10

2.15 Chemical Composition

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

(Mg,Fe)₂SiO₄

Chalcopyrite and Peridot Chemical Formula

While comparing Chalcopyrite and Peridot 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 Peridot chemical formula.

Chemical formula of Chalcopyrite- CuFeS 2Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Peridot- (Mg,Fe)₂SiO₄

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Chalcopyrite and Peridot Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chalcopyrite and Peridot Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chalcopyrite and Peridot Optical Properties during the identification of gemstone. Specific gravity of Chalcopyrite is 1.54-1.55 whereas that of Peridot is 1.54-1.55.