Umbalite and Enstatite Physical Properties
Tenacity
Not Available
  
Brittle
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.62-4.33
  
3.20-3.25
  
Fracture
Uneven, Uneven, ConchoidalGemdat.org, Management Team (2012)
  
Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Metallic
  
Cleavage
Not Available
  
Good/distinct on [210]
  
Mohs Hardness
7-7.5
  
5.5
  
Chemical Composition
Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)
  
Mg 2Si 2O 6Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Umbalite and Enstatite Chemical Formula
While comparing Umbalite and Enstatite 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 Umbalite and Enstatite chemical formula.
- Chemical formula of Umbalite- Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)
- Chemical formula of Enstatite- Mg 2Si 2O 6Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Umbalite and Enstatite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Umbalite and Enstatite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Umbalite and Enstatite Optical Properties during the identification of gemstone. Specific gravity of Umbalite is 3.20-3.25 whereas that of Enstatite is 3.20-3.25.