Johachidolite and Kyanite Physical Properties
Tenacity
Not Available
  
Brittle
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.45
  
3.53-3.65
  
Fracture
Not Available
  
Splintery, Brittle, Metallic
  
Cleavage
None
  
[100] perfect [010] imperfect with 79° angle between
  
Mohs Hardness
7.5
  
4-7
  
Chemical Composition
CaAlB 3O 7Michael OâDonoghue , Gems, Sixth Edition (2006)
  
Not Available
  
Johachidolite and Kyanite Chemical Formula
While comparing Johachidolite and Kyanite 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 Johachidolite and Kyanite chemical formula.
- Chemical formula of Johachidolite- CaAlB 3O 7Michael OâDonoghue , Gems, Sixth Edition (2006)
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Johachidolite and Kyanite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Johachidolite and Kyanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Johachidolite and Kyanite Optical Properties during the identification of gemstone. Specific gravity of Johachidolite is 3.53-3.65 whereas that of Kyanite is 3.53-3.65.