Danburite and Hibonite Physical Properties
Tenacity
Brittle
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.97-3.03
  
3.84
  
Fracture
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle
  
Subconchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
  
Cleavage
{001} Poor
  
{0001} good, {10 1 0} parting
  
Mohs Hardness
7
  
7.5-8
  
Chemical Composition
CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
(Ca,Ce)(Al,Ti,Mg)12O19
  
Danburite and Hibonite Chemical Formula
While comparing Danburite and Hibonite 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 Danburite and Hibonite chemical formula.
- Chemical formula of Danburite- CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Hibonite- (Ca,Ce)(Al,Ti,Mg)12O19
Danburite and Hibonite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Danburite and Hibonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Danburite and Hibonite Optical Properties during the identification of gemstone. Specific gravity of Danburite is 3.84 whereas that of Hibonite is 3.84.