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Dumortierite
Dumortierite

Violane
Violane



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Dumortierite
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Violane

Dumortierite and Violane 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
 
-
-
-
3.22-3.40
Conchoidal
Perfect
5-6
(Ca,Mg,Mn)SiO 3Gemdat.org , Management Team (2012)

Dumortierite and Violane Chemical Formula

While comparing Dumortierite and Violane 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 Violane chemical formula.

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Dumortierite and Violane Specific Gravity

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