Mellite and Hibonite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
1.58-1.60
  
3.84
  
Fracture
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
  
Subconchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
  
Cleavage
{011} Imperfect
  
{0001} good, {10 1 0} parting
  
Mohs Hardness
2
  
7.5-8
  
Chemical Composition
Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.
  
(Ca,Ce)(Al,Ti,Mg)12O19
  
Mellite and Hibonite Chemical Formula
While comparing Mellite 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 Mellite and Hibonite chemical formula.
- Chemical formula of Mellite- Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.
- Chemical formula of Hibonite- (Ca,Ce)(Al,Ti,Mg)12O19
Mellite and Hibonite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Mellite and Hibonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Mellite and Hibonite Optical Properties during the identification of gemstone. Specific gravity of Mellite is 3.84 whereas that of Hibonite is 3.84.