Apatite and Kyanite Cyprine Physical Properties

Apatite and Kyanite Cyprine Chemical Formula

While comparing Apatite and Kyanite Cyprine 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 Apatite and Kyanite Cyprine chemical formula.

• Chemical formula of Apatite- Ca 5(PO 4) 3(F,OH,Cl)Walter Schumann , Gemstones of the world (2001) More from other references
• Chemical formula of Kyanite Cyprine- Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references

Apatite and Kyanite Cyprine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Apatite and Kyanite Cyprine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Apatite and Kyanite Cyprine Optical Properties during the identification of gemstone. Specific gravity of Apatite is 3.55-3.70 whereas that of Kyanite Cyprine is 3.55-3.70.