Ruby and Helenite Physical Properties

Ruby and Helenite Chemical Formula

While comparing Ruby and Helenite 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 Helenite chemical formula.

• Chemical formula of Ruby- Al ₂ O ₃
• Chemical formula of Helenite- SiO₂

Ruby and Helenite Specific Gravity

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