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Selenite
Selenite

Brookite
Brookite



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Selenite
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Brookite

Selenite and Brookite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
Perfect
2
CaSO4·2H2O
 
Brittle
-
-
3.87-4.14
Subconchoidal, Conchoidal
Poor on {120}, in traces on {001}
5.5-6
TiO 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Selenite and Brookite Chemical Formula

While comparing Selenite and Brookite 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 Selenite and Brookite chemical formula.

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Selenite and Brookite Specific Gravity

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