Jade and Dumortierite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.90-3.38
3.26-3.41
Fracture
Gemstones of the world (2001), Difficult, Splintery
Fibrous, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references
Cleavage
1 or 2,2 prismatic.
Distinct on {100}, poor on {110}; parting on {001}
Chemical Composition
Nephrite: Ca2(Mg,Fe)5Si8O22(OH)2 Jadeite: NaAlSi2O6
AlAl6O3BSi3O18
Jade and Dumortierite Chemical Formula
While comparing Jade 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 Jade and Dumortierite chemical formula.
- Chemical formula of Jade- Nephrite: Ca2(Mg,Fe)5Si8O22(OH)2 Jadeite: NaAlSi2O6
- Chemical formula of Dumortierite- AlAl6O3BSi3O18
Jade and Dumortierite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Jade and Dumortierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jade and Dumortierite Optical Properties during the identification of gemstone. Specific gravity of Jade is 3.26-3.41 whereas that of Dumortierite is 3.26-3.41.