Bytownite and Thulite Physical Properties

Bytownite and Thulite Chemical Formula

While comparing Bytownite and Thulite 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 Bytownite and Thulite chemical formula.

• Chemical formula of Bytownite- Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael O’Donoghue , Gems, Sixth Edition (2006)
• Chemical formula of Thulite- Ca₂Al₃(SiO₄)₃(OH)

Bytownite and Thulite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bytownite and Thulite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bytownite and Thulite Optical Properties during the identification of gemstone. Specific gravity of Bytownite is 3.1 whereas that of Thulite is 3.1.