Chromite and Riebeckite Physical Properties

Chromite

Riebeckite

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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

4.5-4.83.28-3.44

1 7.18

1.5 Fracture

Uneven

Uneven, Splintery, Brittle

1.6 Cleavage

None, parting may develop along {111}

Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}

1.7 Mohs Hardness

5.55.0-6.0

2 10

1.8 Chemical Composition

Fe++Cr2O4

Not Available

Chromite and Riebeckite Chemical Formula

While comparing Chromite and Riebeckite 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 Riebeckite chemical formula.

Chemical formula of Chromite- Fe++Cr2O4

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Chromite and Riebeckite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chromite and Riebeckite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chromite and Riebeckite Optical Properties during the identification of gemstone. Specific gravity of Chromite is 3.28-3.44 whereas that of Riebeckite is 3.28-3.44.