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Dumortierite
Dumortierite

Variscite
Variscite



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Dumortierite
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Variscite

Dumortierite and Variscite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.26-3.41
Fibrous, ConchoidalWalter Schumann
Distinct on {100}, poor on {110}; parting on {001}
7-8.5
AlAl6O3BSi3O18
 
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-
-
2.42-2.58
Conchoidal, Splintery, ConchoidalWalter Schumann
[010] perfect
4-5
AlPO4 · 2(H2O)

Dumortierite and Variscite Chemical Formula

While comparing Dumortierite and Variscite 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 Dumortierite and Variscite chemical formula.

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Dumortierite and Variscite Specific Gravity

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