Brookite and Kashmir sapphire Physical Properties
Tenacity
Brittle
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.87-4.14
  
Not Available
  
Fracture
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
  
Not Available
  
Cleavage
Poor on {120}, in traces on {001}
  
Not Available
  
Mohs Hardness
5.5-6
  
Not Available
  
Chemical Composition
TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Not Available
  
Brookite and Kashmir sapphire Chemical Formula
While comparing Brookite and Kashmir sapphire 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 Brookite and Kashmir sapphire chemical formula.
- Chemical formula of Brookite- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
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Brookite and Kashmir sapphire Specific Gravity
Another important criteria for qualitative analysis of gemstones is Brookite and Kashmir sapphire Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Brookite and Kashmir sapphire Optical Properties during the identification of gemstone. Specific gravity of Brookite is Not Available whereas that of Kashmir sapphire is Not Available.