Eilat stone and Ruby Physical Properties

Eilat stone and Ruby Chemical Formula

While comparing Eilat stone and Ruby 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 Eilat stone and Ruby chemical formula.

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• Chemical formula of Ruby- Al ₂ O ₃

Eilat stone and Ruby Specific Gravity

Another important criteria for qualitative analysis of gemstones is Eilat stone and Ruby Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Eilat stone and Ruby Optical Properties during the identification of gemstone. Specific gravity of Eilat stone is 3.97-4.05 whereas that of Ruby is 3.97-4.05.