Hyacinth and Coral Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.93-4.73
2.60-2.70
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Irregular, Irregular, Gemstones of the world (2001)
Cleavage
Not Available
Not Available
Mohs Hardness
6.5-7.5
3-4
Chemical Composition
ZrSiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
CaCO 3Ulrich Henn and Claudio C.
Hyacinth and Coral Chemical Formula
While comparing Hyacinth and Coral 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 Coral chemical formula.
- Chemical formula of Hyacinth- ZrSiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Coral- CaCO 3Ulrich Henn and Claudio C.
Hyacinth and Coral Specific Gravity
Another important criteria for qualitative analysis of gemstones is Hyacinth and Coral Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hyacinth and Coral Optical Properties during the identification of gemstone. Specific gravity of Hyacinth is 2.60-2.70 whereas that of Coral is 2.60-2.70.