Apache Tear and Alexandrite Physical Properties

Apache Tear and Alexandrite Chemical Formula

While comparing Apache Tear 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 Apache Tear and Alexandrite chemical formula.

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• Chemical formula of Alexandrite- BeAl ₂ O ₄

Apache Tear and Alexandrite Specific Gravity

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