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Selenite
Selenite

Hurlbutite
Hurlbutite



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Selenite
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Hurlbutite

Selenite and Hurlbutite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
Perfect
2
CaSO4·2H2O
 
-
-
-
2.90
Conchoidal
None
6
CaBe 2(PO 4) 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Selenite and Hurlbutite Chemical Formula

While comparing Selenite and Hurlbutite 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 Hurlbutite chemical formula.

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Selenite and Hurlbutite Specific Gravity

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