Staurolite and Weloganite Physical Properties

Staurolite and Weloganite Chemical Formula

While comparing Staurolite and Weloganite 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 Staurolite and Weloganite chemical formula.

• Chemical formula of Staurolite- (Fe,Mg,Zn) 2Al 9(Si,Al) 4O 22(OH) 2Ulrich Henn and Claudio C.
• Chemical formula of Weloganite- Na2SrZrSi6O17(OH)3·3H2O

Staurolite and Weloganite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Staurolite and Weloganite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Staurolite and Weloganite Optical Properties during the identification of gemstone. Specific gravity of Staurolite is 3.20-3.22 whereas that of Weloganite is 3.20-3.22.