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Dumortierite
Dumortierite

Scapolite
Scapolite



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Dumortierite
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Scapolite

Dumortierite and Scapolite 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
3.26-3.412.58-2.74
Amber
1 7.18
1.5 Fracture
Fibrous, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references
ConchoidalWalter Schumann, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Splintery
1.6 Cleavage
Distinct on {100}, poor on {110}; parting on {001}
{100} Distinct, {110} Distinct
1.7 Mohs Hardness
7-8.55.5-6
Amber
2 10
1.8 Chemical Composition
AlAl6O3BSi3O18
Na 4Al 3Si 9O 24Cl to Ca 4Al 6Si 6O 24(CO 3,SO 4)Walter Schumann , Gemstones of the world (2001) More from other references

Dumortierite and Scapolite Chemical Formula

While comparing Dumortierite and Scapolite 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 Scapolite chemical formula.

  • Chemical formula of Dumortierite- AlAl6O3BSi3O18
  • Chemical formula of Scapolite- Na 4Al 3Si 9O 24Cl to Ca 4Al 6Si 6O 24(CO 3,SO 4)Walter Schumann , Gemstones of the world (2001) More from other references

Dumortierite and Scapolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Dumortierite and Scapolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Dumortierite and Scapolite Optical Properties during the identification of gemstone. Specific gravity of Dumortierite is 2.58-2.74 whereas that of Scapolite is 2.58-2.74.