Almandine Garnet and Dumortierite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
4.3
  
3.26-3.41
  
Fracture
Not Available
  
Fibrous, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references
  
Cleavage
None.
  
Distinct on {100}, poor on {110}; parting on {001}
  
Mohs Hardness
7.5-8.5
  
7-8.5
  
Chemical Composition
Fe3Al2Si3O12
  
AlAl6O3BSi3O18
  
Almandine Garnet and Dumortierite Chemical Formula
While comparing Almandine Garnet 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 Almandine Garnet and Dumortierite chemical formula.
- Chemical formula of Almandine Garnet- Fe3Al2Si3O12
- Chemical formula of Dumortierite- AlAl6O3BSi3O18
Almandine Garnet and Dumortierite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Almandine Garnet and Dumortierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Almandine Garnet and Dumortierite Optical Properties during the identification of gemstone. Specific gravity of Almandine Garnet is 3.26-3.41 whereas that of Dumortierite is 3.26-3.41.