Chromite and Cordierite Physical Properties

Chromite

Cordierite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.5-4.82.57-2.66

1 7.18

1.5 Fracture

Uneven

Subconchoidal, Conchoidal, Brittle

1.6 Cleavage

None, parting may develop along {111}

Fair on {100}, poor on {001} and {010}

1.7 Mohs Hardness

5.57-7.5

2 10

1.8 Chemical Composition

Fe++Cr2O4

Mg2Al4Si5O18

Chromite and Cordierite Chemical Formula

While comparing Chromite and Cordierite 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 Cordierite chemical formula.

Chemical formula of Chromite- Fe++Cr2O4
Chemical formula of Cordierite- Mg2Al4Si5O18

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Chromite and Cordierite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chromite and Cordierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chromite and Cordierite Optical Properties during the identification of gemstone. Specific gravity of Chromite is 2.57-2.66 whereas that of Cordierite is 2.57-2.66.