Hyacinth and Covellite Physical Properties
Tenacity
Not Available
  
Flexible
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.93-4.73
  
4.6-4.76
  
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
  
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic
  
Cleavage
Not Available
  
Perfect on {0001}
  
Mohs Hardness
6.5-7.5
  
Not Available
  
Chemical Composition
ZrSiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
  
CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
  
Hyacinth and Covellite Chemical Formula
While comparing Hyacinth and Covellite 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 Covellite chemical formula.
- Chemical formula of Hyacinth- ZrSiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Covellite- CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
Hyacinth and Covellite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Hyacinth and Covellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hyacinth and Covellite Optical Properties during the identification of gemstone. Specific gravity of Hyacinth is 4.6-4.76 whereas that of Covellite is 4.6-4.76.