Inderite and Alexandrite Physical Properties

Inderite and Alexandrite Chemical Formula

While comparing Inderite 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 Inderite and Alexandrite chemical formula.

• Chemical formula of Inderite- MgB 3O 3(OH) 5 · 5H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)
• Chemical formula of Alexandrite- BeAl ₂ O ₄

Inderite and Alexandrite Specific Gravity

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