Vesuvianite Idocrase and Sapphire Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
insoluble
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.25-3.50
  
3.95-4.03
  
Fracture
Uneven, Uneven, Gemstones of the world (2001) More from other references
  
Uneven, Uneven, Gems, Sixth Edition (2006)
  
Cleavage
Not Available
  
None, but may exhibit parting
  
Mohs Hardness
Not Available
  
9
  
Chemical Composition
Ca 10Mg 2Al 4(SiO 4) 5(Si 2O 7) 2(OH) 4Ulrich Henn and Claudio C.
  
Al 2 O 3
  
Vesuvianite Idocrase and Sapphire Chemical Formula
While comparing Vesuvianite Idocrase and Sapphire 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 Vesuvianite Idocrase and Sapphire chemical formula.
- Chemical formula of Vesuvianite Idocrase- Ca 10Mg 2Al 4(SiO 4) 5(Si 2O 7) 2(OH) 4Ulrich Henn and Claudio C.
- Chemical formula of Sapphire- Al 2 O 3
Vesuvianite Idocrase and Sapphire Specific Gravity
Another important criteria for qualitative analysis of gemstones is Vesuvianite Idocrase and Sapphire Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vesuvianite Idocrase and Sapphire Optical Properties during the identification of gemstone. Specific gravity of Vesuvianite Idocrase is 3.95-4.03 whereas that of Sapphire is 3.95-4.03.