Chromite and Peridot Physical Properties

Chromite

Peridot

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.5-4.81.54-1.55

1 7.18

1.5 Fracture

Uneven

Conchoidal

1.6 Cleavage

None, parting may develop along {111}

Poor

1.7 Mohs Hardness

5.56.5-7

2 10

1.8 Chemical Composition

Fe++Cr2O4

(Mg,Fe)₂SiO₄

Chromite and Peridot Chemical Formula

While comparing Chromite 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 Chromite and Peridot chemical formula.

Chemical formula of Chromite- Fe++Cr2O4
Chemical formula of Peridot- (Mg,Fe)₂SiO₄

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Chromite and Peridot Specific Gravity

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