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Dumortierite
Dumortierite

Spessartine
Spessartine



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Dumortierite
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Spessartine

Dumortierite and Spessartine Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.26-3.41
Fibrous, ConchoidalWalter Schumann
Distinct on {100}, poor on {110}; parting on {001}
7-8.5
AlAl6O3BSi3O18
 
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-
-
4.12-4.18
Conchoidal
{???} Distinct
7-7.5
Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Dumortierite and Spessartine Chemical Formula

While comparing Dumortierite and Spessartine 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 Spessartine chemical formula.

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Dumortierite and Spessartine Specific Gravity

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