Chromite and Sardonyx Physical Properties

Chromite

Sardonyx

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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

4.5-4.82.55-2.70

1 7.18

1.5 Fracture

Uneven

Not Available

1.6 Cleavage

None, parting may develop along {111}

Not Available

1.7 Mohs Hardness

5.56.5-7

2 10

1.8 Chemical Composition

Fe++Cr2O4

SiO 2Ulrich Henn and Claudio C.

Chromite and Sardonyx Chemical Formula

While comparing Chromite and Sardonyx 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 Sardonyx chemical formula.

Chemical formula of Chromite- Fe++Cr2O4
Chemical formula of Sardonyx- SiO 2Ulrich Henn and Claudio C.

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Chromite and Sardonyx Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chromite and Sardonyx Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chromite and Sardonyx Optical Properties during the identification of gemstone. Specific gravity of Chromite is 2.55-2.70 whereas that of Sardonyx is 2.55-2.70.