Hydrophane and Poudretteite Physical Properties

Hydrophane and Poudretteite Chemical Formula

While comparing Hydrophane and Poudretteite 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 Hydrophane and Poudretteite chemical formula.

• Chemical formula of Hydrophane- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
• Chemical formula of Poudretteite- KNa 2B 3Si 12O 30Michael O’Donoghue , Gems, Sixth Edition (2006)

Hydrophane and Poudretteite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hydrophane and Poudretteite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hydrophane and Poudretteite Optical Properties during the identification of gemstone. Specific gravity of Hydrophane is 2.51-2.53 whereas that of Poudretteite is 2.51-2.53.