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Orthoclase and Dumortierite Physical Properties


Dumortierite and Orthoclase Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.54-2.61   
3.26-3.41   

Fracture
Gems, Uneven   
Fibrous, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references   

Cleavage
Has perfect cleavage on {001} and good cleavage on {010}. Cleavages intersect at 90°.   
Distinct on {100}, poor on {110}; parting on {001}   

Mohs Hardness
6   
7-8.5   

Chemical Composition
KAlSi 3O 8Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
AlAl6O3BSi3O18   

Optical Properties >>
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Orthoclase and Dumortierite Chemical Formula

While comparing Orthoclase 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 Orthoclase and Dumortierite chemical formula.

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Orthoclase and Dumortierite Specific Gravity

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

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