Hydrophane and Gahnite Physical Properties

Hydrophane and Gahnite Chemical Formula

While comparing Hydrophane and Gahnite 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 Gahnite chemical formula.

• Chemical formula of Hydrophane- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
• Chemical formula of Gahnite- ZnAl 2O 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Hydrophane and Gahnite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hydrophane and Gahnite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hydrophane and Gahnite Optical Properties during the identification of gemstone. Specific gravity of Hydrophane is 4.00-4.62 whereas that of Gahnite is 4.00-4.62.