Chromite and Chiastolite Physical Properties

Chromite

Chiastolite

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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

4.5-4.83.00-3.15

1 7.18

1.5 Fracture

Uneven

Not Available

1.6 Cleavage

None, parting may develop along {111}

Not Available

1.7 Mohs Hardness

5.55-5.5

2 10

1.8 Chemical Composition

Fe++Cr2O4

Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006)

Chromite and Chiastolite Chemical Formula

While comparing Chromite and Chiastolite 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 Chiastolite chemical formula.

Chemical formula of Chromite- Fe++Cr2O4
Chemical formula of Chiastolite- Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006)

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Chromite and Chiastolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chromite and Chiastolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chromite and Chiastolite Optical Properties during the identification of gemstone. Specific gravity of Chromite is 3.00-3.15 whereas that of Chiastolite is 3.00-3.15.