×

Sillimanite
Sillimanite

Dumortierite
Dumortierite



ADD
Compare
X
Sillimanite
X
Dumortierite

Sillimanite and Dumortierite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Tough
-
-
3.20-3.26
Splintery
{010} perfect
6-7.5
Al 2SiO 5Michael O’Donoghue , Gems, Sixth Edition (2006)
 
-
-
-
3.26-3.41
Fibrous, ConchoidalWalter Schumann
Distinct on {100}, poor on {110}; parting on {001}
7-8.5
AlAl6O3BSi3O18

Sillimanite and Dumortierite Chemical Formula

While comparing Sillimanite 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 Sillimanite and Dumortierite chemical formula.

    >>

Sillimanite and Dumortierite Specific Gravity

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