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Hematite
Hematite

Selenite
Selenite



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Hematite
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Selenite

Hematite and Selenite 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)
 
-
-
-
-9999
-
Perfect
2
CaSO4·2H2O

Hematite and Selenite Chemical Formula

While comparing Hematite and Selenite 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 Selenite chemical formula.

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Hematite and Selenite Specific Gravity

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