Hyacinth and Vishnevite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.93-4.73
  
Not Available
  
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
  
Brittle, Uneven
  
Cleavage
Not Available
  
Perfect
  
Mohs Hardness
6.5-7.5
  
5-6
  
Chemical Composition
ZrSiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
  
Not Available
  
Hyacinth and Vishnevite Chemical Formula
While comparing Hyacinth and Vishnevite 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 Hyacinth and Vishnevite chemical formula.
- Chemical formula of Hyacinth- ZrSiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
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Hyacinth and Vishnevite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Hyacinth and Vishnevite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hyacinth and Vishnevite Optical Properties during the identification of gemstone. Specific gravity of Hyacinth is Not Available whereas that of Vishnevite is Not Available.