Chromite and Allanite Physical Properties

Chromite

Allanite

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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

4.5-4.83.40-4.20

1 7.18

1.5 Fracture

Uneven

Not Available

1.6 Cleavage

None, parting may develop along {111}

Not Available

1.7 Mohs Hardness

5.5Not Available

2 10

1.8 Chemical Composition

Fe++Cr2O4

Not Available

Chromite and Allanite Chemical Formula

While comparing Chromite and Allanite 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 Allanite chemical formula.

Chemical formula of Chromite- Fe++Cr2O4

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Chromite and Allanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chromite and Allanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chromite and Allanite Optical Properties during the identification of gemstone. Specific gravity of Chromite is 3.40-4.20 whereas that of Allanite is 3.40-4.20.