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Hematite
Hematite

Chromite
Chromite



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Hematite
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Chromite

Hematite and Chromite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
5.00-5.30
Uneven, ConchoidalWalter Schumann, Conchoidal
None, may show partings on {0001} and {10 1 1}
6
Fe 2O 3Arthur Thomas , Gemstones (2009)
 
Brittle
-
-
4.5-4.8
Uneven
None, parting may develop along {111}
5.5
Fe++Cr2O4

Hematite and Chromite Chemical Formula

While comparing Hematite and Chromite 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 Hematite and Chromite chemical formula.

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Hematite and Chromite Specific Gravity

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