Catapleiite and Nephrite Physical Properties

Catapleiite and Nephrite Chemical Formula

While comparing Catapleiite and Nephrite 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 Catapleiite and Nephrite chemical formula.

• Chemical formula of Catapleiite- Na 2ZrSi 3O 9 · 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)
• Chemical formula of Nephrite- Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references

Catapleiite and Nephrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Catapleiite and Nephrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Catapleiite and Nephrite Optical Properties during the identification of gemstone. Specific gravity of Catapleiite is 2.90-3.10 whereas that of Nephrite is 2.90-3.10.