Bastnsite and Alexandrite Physical Properties

Bastnsite and Alexandrite Chemical Formula

While comparing Bastnsite and Alexandrite 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 Bastnsite and Alexandrite chemical formula.

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• Chemical formula of Alexandrite- BeAl ₂ O ₄

Bastnsite and Alexandrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bastnsite and Alexandrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bastnsite and Alexandrite Optical Properties during the identification of gemstone. Specific gravity of Bastnsite is 3.69-3.81 whereas that of Alexandrite is 3.69-3.81.