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Dumortierite
Dumortierite

Flint
Flint



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Dumortierite
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Flint

Dumortierite and Flint Physical Properties

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

3.26-3.41-9999
1 7.18
👆🏻

Fracture

Fibrous, ConchoidalWalter Schumann
Uneven

Cleavage

Distinct on {100}, poor on {110}; parting on {001}
None

Mohs Hardness

7-8.5-9999
2 10
👆🏻

Chemical Composition

AlAl6O3BSi3O18
SiO2

Dumortierite and Flint Chemical Formula

While comparing Dumortierite and Flint 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 Flint chemical formula.

  • Chemical formula of Dumortierite- AlAl6O3BSi3O18
  • Chemical formula of Flint- SiO2

Dumortierite and Flint Specific Gravity

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