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