Geodes and Alexandrite Physical Properties

Geodes and Alexandrite Chemical Formula

While comparing Geodes 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 Geodes and Alexandrite chemical formula.

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• Chemical formula of Alexandrite- BeAl ₂ O ₄

Geodes and Alexandrite Specific Gravity

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