Zircon and Sapphirine Physical Properties
Tenacity
Brittle
  
Not Available
  
Solubility
insoluble
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.93-4.73
  
3.40-3.58
  
Fracture
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)
  
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Uneven
  
Cleavage
{110} and {111}
  
{010} Perfect
  
Mohs Hardness
7.5
  
7.5
  
Chemical Composition
ZrSiO4
  
(Al,Mg) 8(Al,Si) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Zircon and Sapphirine Chemical Formula
While comparing Zircon and Sapphirine 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 Zircon and Sapphirine chemical formula.
- Chemical formula of Zircon- ZrSiO4
- Chemical formula of Sapphirine- (Al,Mg) 8(Al,Si) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Zircon and Sapphirine Specific Gravity
Another important criteria for qualitative analysis of gemstones is Zircon and Sapphirine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Zircon and Sapphirine Optical Properties during the identification of gemstone. Specific gravity of Zircon is 3.40-3.58 whereas that of Sapphirine is 3.40-3.58.