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Prehnite
Prehnite

Verdelite
Verdelite



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Prehnite
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Verdelite

Prehnite and Verdelite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
2.80-2.95
Uneven
Distinct on [001]
6-6.5
Ca2Al2Si3O12(OH)
 
-
-
-
2.90-3.40
Conchoidal
Indiscernible
7-7.5
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.

Prehnite and Verdelite Chemical Formula

While comparing Prehnite and Verdelite 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 Prehnite and Verdelite chemical formula.

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Prehnite and Verdelite Specific Gravity

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