Ruby and Cat s Eye Physical Properties

Ruby and Cat s Eye Chemical Formula

While comparing Ruby and Cat s Eye 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 Ruby and Cat s Eye chemical formula.

• Chemical formula of Ruby- Al ₂ O ₃
• Chemical formula of Cat s Eye- BeAl ₂ O ₄

Ruby and Cat s Eye Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ruby and Cat s Eye Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ruby and Cat s Eye Optical Properties during the identification of gemstone. Specific gravity of Ruby is 3.5-3.8 whereas that of Cat s Eye is 3.5-3.8.