Alunite and Liddicoatite Physical Properties

Alunite and Liddicoatite Chemical Formula

While comparing Alunite and Liddicoatite 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 Liddicoatite chemical formula.

• Chemical formula of Alunite- KAl3(SO4)2(OH)6
• Chemical formula of Liddicoatite- Ca(Li 2Al)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Alunite and Liddicoatite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Alunite and Liddicoatite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Alunite and Liddicoatite Optical Properties during the identification of gemstone. Specific gravity of Alunite is 3.02 whereas that of Liddicoatite is 3.02.