Chromite and Pearl Physical Properties

Chromite

Pearl

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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

4.5-4.82.60-2.85

1 7.18

1.5 Fracture

Uneven

Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

None, parting may develop along {111}

none

1.7 Mohs Hardness

5.52.5-4.5

2 10

1.8 Chemical Composition

Fe++Cr2O4

Not Available

Chromite and Pearl Chemical Formula

While comparing Chromite and Pearl 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 Pearl chemical formula.

Chemical formula of Chromite- Fe++Cr2O4

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Chromite and Pearl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chromite and Pearl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chromite and Pearl Optical Properties during the identification of gemstone. Specific gravity of Chromite is 2.60-2.85 whereas that of Pearl is 2.60-2.85.