Alunite and Weloganite Physical Properties

Alunite and Weloganite Chemical Formula

While comparing Alunite 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 Alunite and Weloganite chemical formula.

• Chemical formula of Alunite- KAl3(SO4)2(OH)6
• Chemical formula of Weloganite- Na2SrZrSi6O17(OH)3·3H2O

Alunite and Weloganite Specific Gravity

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