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Villiaumite
Villiaumite

Dumortierite
Dumortierite



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Villiaumite
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Dumortierite

Villiaumite and Dumortierite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.793.26-3.41
Amber
1 7.18
1.5 Fracture
Brittle, Metallic
Fibrous, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references
1.6 Cleavage
{100} Perfect, {010} Perfect, {001} Perfect
Distinct on {100}, poor on {110}; parting on {001}
1.7 Mohs Hardness
27-8.5
Amber
2 10
1.8 Chemical Composition
NaFUlrich Henn and Claudio C.
AlAl6O3BSi3O18

Villiaumite and Dumortierite Chemical Formula

While comparing Villiaumite 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 Villiaumite and Dumortierite chemical formula.

  • Chemical formula of Villiaumite- NaFUlrich Henn and Claudio C.
  • Chemical formula of Dumortierite- AlAl6O3BSi3O18

Villiaumite and Dumortierite Specific Gravity

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