Bustamite and Enstatite Physical Properties
Tenacity
Not Available
  
Brittle
  
Solubility
Partly soluble in HCl.
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.32-3.43
  
3.20-3.25
  
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
  
Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Metallic
  
Cleavage
{100} perfect; {110} and {1 1 0} good; {010} poor
  
Good/distinct on [210]
  
Mohs Hardness
5.5-6
  
5.5
  
Chemical Composition
(Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Mg 2Si 2O 6Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Bustamite and Enstatite Chemical Formula
While comparing Bustamite 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 Bustamite and Enstatite chemical formula.
- Chemical formula of Bustamite- (Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Enstatite- Mg 2Si 2O 6Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Bustamite and Enstatite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Bustamite and Enstatite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bustamite and Enstatite Optical Properties during the identification of gemstone. Specific gravity of Bustamite is 3.20-3.25 whereas that of Enstatite is 3.20-3.25.