Star Ruby and Pietersite Physical Properties

Star Ruby and Pietersite Chemical Formula

While comparing Star Ruby and Pietersite 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 Star Ruby and Pietersite chemical formula.

• Chemical formula of Star Ruby- Al 2O 3Michael O’Donoghue , Gems, Sixth Edition (2006)
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Star Ruby and Pietersite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Star Ruby and Pietersite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Star Ruby and Pietersite Optical Properties during the identification of gemstone. Specific gravity of Star Ruby is Not Available whereas that of Pietersite is Not Available.