Hibonite and Spodumene Physical Properties
Tenacity
Not Available
  
Brittle
  
Solubility
Not Available
  
insoluble
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.84
  
3.15-3.21
  
Fracture
Subconchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
  
Uneven, Subconchoidal, Gemstones (2009)
  
Cleavage
{0001} good, {10 1 0} parting
  
Perfect prismatic, two directions {110} ∧ {1 1 0} at 87°
  
Mohs Hardness
7.5-8
  
6-7
  
Chemical Composition
(Ca,Ce)(Al,Ti,Mg)12O19
  
LiAlSi2O6
  
Hibonite and Spodumene Chemical Formula
While comparing Hibonite and Spodumene 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 Hibonite and Spodumene chemical formula.
- Chemical formula of Hibonite- (Ca,Ce)(Al,Ti,Mg)12O19
- Chemical formula of Spodumene- LiAlSi2O6
Hibonite and Spodumene Specific Gravity
Another important criteria for qualitative analysis of gemstones is Hibonite and Spodumene Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hibonite and Spodumene Optical Properties during the identification of gemstone. Specific gravity of Hibonite is 3.15-3.21 whereas that of Spodumene is 3.15-3.21.