Rossmanite and Weloganite Physical Properties

Rossmanite and Weloganite Chemical Formula

While comparing Rossmanite 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 Rossmanite and Weloganite chemical formula.

• Chemical formula of Rossmanite- ◻(LiAl 2)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
• Chemical formula of Weloganite- Na2SrZrSi6O17(OH)3·3H2O

Rossmanite and Weloganite Specific Gravity

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