Alunite and Meionite Physical Properties

Alunite and Meionite Chemical Formula

While comparing Alunite and Meionite 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 Meionite chemical formula.

• Chemical formula of Alunite- KAl3(SO4)2(OH)6
• Chemical formula of Meionite- 3CaAl 2Si 2O 8 · CaCO 3Anthony et al , Handbook of mineralogy (2001)

Alunite and Meionite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Alunite and Meionite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Alunite and Meionite Optical Properties during the identification of gemstone. Specific gravity of Alunite is 2.78 whereas that of Meionite is 2.78.