Opal Australia and Ruby Physical Properties

Opal Australia and Ruby Chemical Formula

While comparing Opal Australia 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 Opal Australia and Ruby chemical formula.

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• Chemical formula of Ruby- Al ₂ O ₃

Opal Australia and Ruby Specific Gravity

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