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Datolite
Datolite

Selenite
Selenite



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Datolite
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Selenite

Datolite and Selenite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
2.90-3.00
Conchoidal, Uneven
None
5-5.5
CaBSiO 4(OH)Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
-
-
-
-9999
-
Perfect
2
CaSO4·2H2O

Datolite and Selenite Chemical Formula

While comparing Datolite 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 Datolite and Selenite chemical formula.

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Datolite and Selenite Specific Gravity

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