Zinnwaldite and Willemite Physical Properties

Zinnwaldite and Willemite Chemical Formula

While comparing Zinnwaldite and Willemite 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 Zinnwaldite and Willemite chemical formula.

• Chemical formula of Zinnwaldite- -
• Chemical formula of Willemite- Zn 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Zinnwaldite and Willemite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Zinnwaldite and Willemite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Zinnwaldite and Willemite Optical Properties during the identification of gemstone. Specific gravity of Zinnwaldite is 3.89-4.18 whereas that of Willemite is 3.89-4.18.