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Norbergite
Norbergite

Dumortierite
Dumortierite



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Norbergite
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Dumortierite

Norbergite and Dumortierite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.177
Uneven, Conchoidal
{???} Distinct
6-6.5
Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)
 
-
-
-
3.26-3.41
Fibrous, ConchoidalWalter Schumann
Distinct on {100}, poor on {110}; parting on {001}
7-8.5
AlAl6O3BSi3O18

Norbergite and Dumortierite Chemical Formula

While comparing Norbergite 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 Norbergite and Dumortierite chemical formula.

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Norbergite and Dumortierite Specific Gravity

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