Enstatite and Riebeckite Physical Properties
Tenacity
Brittle
  
Brittle
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.20-3.25
  
3.28-3.44
  
Fracture
Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Metallic
  
Uneven, Splintery, Brittle
  
Cleavage
Good/distinct on [210]
  
Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}
  
Mohs Hardness
5.5
  
5.0-6.0
  
Chemical Composition
Mg 2Si 2O 6Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Not Available
  
Enstatite and Riebeckite Chemical Formula
While comparing Enstatite and Riebeckite 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 Enstatite and Riebeckite chemical formula.
- Chemical formula of Enstatite- Mg 2Si 2O 6Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
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Enstatite and Riebeckite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Enstatite and Riebeckite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Enstatite and Riebeckite Optical Properties during the identification of gemstone. Specific gravity of Enstatite is 3.28-3.44 whereas that of Riebeckite is 3.28-3.44.