Chromite and Marialite Physical Properties

Chromite

Marialite

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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

4.5-4.82.50

1 7.18

1.5 Fracture

Uneven

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

None, parting may develop along {111}

Distinct on {100} and {110}

1.7 Mohs Hardness

5.55.5-6

2 10

1.8 Chemical Composition

Fe++Cr2O4

3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

Chromite and Marialite Chemical Formula

While comparing Chromite and Marialite 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 Marialite chemical formula.

Chemical formula of Chromite- Fe++Cr2O4
Chemical formula of Marialite- 3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

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Chromite and Marialite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chromite and Marialite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chromite and Marialite Optical Properties during the identification of gemstone. Specific gravity of Chromite is 2.50 whereas that of Marialite is 2.50.