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Kutnohorite and Dumortierite Physical Properties


Dumortierite and Kutnohorite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Soluble   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.12   
3.26-3.41   

Fracture
Subconchoidal, Brittle, Conchoidal   
Fibrous, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references   

Cleavage
Perfect on {10 1 1}   
Distinct on {100}, poor on {110}; parting on {001}   

Mohs Hardness
3-4   
7-8.5   

Chemical Composition
Not Available   
AlAl6O3BSi3O18   

Optical Properties >>
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Kutnohorite and Dumortierite Chemical Formula

While comparing Kutnohorite and Dumortierite 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 Kutnohorite and Dumortierite chemical formula.

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Kutnohorite and Dumortierite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kutnohorite and Dumortierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kutnohorite and Dumortierite Optical Properties during the identification of gemstone. Specific gravity of Kutnohorite is 3.26-3.41 whereas that of Dumortierite is 3.26-3.41.

Brown Gemstones

Brown Gemstones


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