Alexandrite and Rhodolite Physical Properties

Alexandrite and Rhodolite Chemical Formula

While comparing Alexandrite and Rhodolite 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 Alexandrite and Rhodolite chemical formula.

• Chemical formula of Alexandrite- BeAl ₂ O ₄
• Chemical formula of Rhodolite- (Mg,Fe)₃Al₂Si₃O₁₂

Alexandrite and Rhodolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Alexandrite and Rhodolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Alexandrite and Rhodolite Optical Properties during the identification of gemstone. Specific gravity of Alexandrite is 3.84 whereas that of Rhodolite is 3.84.