Starlite and Chrysoberyl Physical Properties
Tenacity
Not Available
  
Brittle
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.91-4.73
  
3.69-3.81
  
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
  
Uneven, Conchoidal to uneven, Brittle, Metallic, Uneven, ConchoidalWalter Schumann, Brittle, Metallic
  
Cleavage
Not Available
  
Distinct on {110}, imperfect on {010}, poor on {001}
  
Mohs Hardness
6.5-7.5
  
8.5
  
Chemical Composition
ZrSiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
  
BeAl 2 O 4
  
Starlite and Chrysoberyl Chemical Formula
While comparing Starlite and Chrysoberyl 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 Starlite and Chrysoberyl chemical formula.
- Chemical formula of Starlite- ZrSiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Chrysoberyl- BeAl 2 O 4
Starlite and Chrysoberyl Specific Gravity
Another important criteria for qualitative analysis of gemstones is Starlite and Chrysoberyl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Starlite and Chrysoberyl Optical Properties during the identification of gemstone. Specific gravity of Starlite is 3.69-3.81 whereas that of Chrysoberyl is 3.69-3.81.