Chiastolite and Vesuvianite Physical Properties
Tenacity
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Solubility
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Vesuvianite is virtually insolouble in acids
  
Durability
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Specific Gravity
3.00-3.15
  
3.32-3.43
  
Fracture
Not Available
  
Conchoidal, Brittle
  
Cleavage
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Poor on {110} and {100} very poor on {001}
  
Mohs Hardness
5-5.5
  
6-7
  
Chemical Composition
Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006)
  
Not Available
  
Chiastolite and Vesuvianite Chemical Formula
While comparing Chiastolite and Vesuvianite 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 Chiastolite and Vesuvianite chemical formula.
- Chemical formula of Chiastolite- Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006)
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Chiastolite and Vesuvianite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Chiastolite and Vesuvianite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chiastolite and Vesuvianite Optical Properties during the identification of gemstone. Specific gravity of Chiastolite is 3.32-3.43 whereas that of Vesuvianite is 3.32-3.43.