Ruby and Nacre Physical Properties

Ruby and Nacre Chemical Formula

While comparing Ruby and Nacre 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 Nacre chemical formula.

• Chemical formula of Ruby- Al ₂ O ₃
• Chemical formula of Nacre- CaCO3

Ruby and Nacre Specific Gravity

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