Alunite and Simpsonite Physical Properties

Alunite and Simpsonite Chemical Formula

While comparing Alunite and Simpsonite 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 Simpsonite chemical formula.

• Chemical formula of Alunite- KAl3(SO4)2(OH)6
• Chemical formula of Simpsonite- Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.

Alunite and Simpsonite Specific Gravity

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