Cubic Zirconia and Onyx Physical Properties

Cubic Zirconia and Onyx Chemical Formula

While comparing Cubic Zirconia and Onyx 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 Cubic Zirconia and Onyx chemical formula.

• Chemical formula of Cubic Zirconia- ZrO 2 + CaO or Y 2O 3 or MgOUlrich Henn and Claudio C.
• Chemical formula of Onyx- SiO₂

Cubic Zirconia and Onyx Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cubic Zirconia and Onyx Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cubic Zirconia and Onyx Optical Properties during the identification of gemstone. Specific gravity of Cubic Zirconia is 2.55-2.70 whereas that of Onyx is 2.55-2.70.