Sphalerite and Witherite Physical Properties

Sphalerite and Witherite Chemical Formula

While comparing Sphalerite and Witherite 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 Sphalerite and Witherite chemical formula.

• Chemical formula of Sphalerite- (Zn,Fe)SMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
• Chemical formula of Witherite- BaCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Sphalerite and Witherite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sphalerite and Witherite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sphalerite and Witherite Optical Properties during the identification of gemstone. Specific gravity of Sphalerite is 4.27-4.35 whereas that of Witherite is 4.27-4.35.