Star Sapphire and Jet Physical Properties

Star Sapphire and Jet Chemical Formula

While comparing Star Sapphire and Jet 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 Sapphire and Jet chemical formula.

• Chemical formula of Star Sapphire- Al 2O 3Ulrich Henn and Claudio C.
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Star Sapphire and Jet Specific Gravity

Another important criteria for qualitative analysis of gemstones is Star Sapphire and Jet Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Star Sapphire and Jet Optical Properties during the identification of gemstone. Specific gravity of Star Sapphire is 1.19-1.35 whereas that of Jet is 1.19-1.35.