Helenite and Pyrite Physical Properties

Helenite and Pyrite Chemical Formula

While comparing Helenite and Pyrite 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 Pyrite chemical formula.

• Chemical formula of Helenite- SiO₂
• Chemical formula of Pyrite- FeS 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Helenite and Pyrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Helenite and Pyrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Helenite and Pyrite Optical Properties during the identification of gemstone. Specific gravity of Helenite is 5.00-5.20 whereas that of Pyrite is 5.00-5.20.