Helenite and Bytownite Physical Properties

Helenite and Bytownite Chemical Formula

While comparing Helenite and Bytownite 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 Helenite and Bytownite chemical formula.

• Chemical formula of Helenite- SiO₂
• Chemical formula of Bytownite- Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael O’Donoghue , Gems, Sixth Edition (2006)

Helenite and Bytownite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Helenite and Bytownite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Helenite and Bytownite Optical Properties during the identification of gemstone. Specific gravity of Helenite is 2.72-2.75 whereas that of Bytownite is 2.72-2.75.