Rubellite and Fuchsite Physical Properties

Rubellite and Fuchsite Chemical Formula

While comparing Rubellite and Fuchsite 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 Rubellite and Fuchsite chemical formula.

• Chemical formula of Rubellite- Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.
• Chemical formula of Fuchsite- K(Al,Cr) 3Si 3O 10(OH) 2Gemdat.org , Management Team (2012)

Rubellite and Fuchsite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rubellite and Fuchsite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rubellite and Fuchsite Optical Properties during the identification of gemstone. Specific gravity of Rubellite is 2.77-2.88 whereas that of Fuchsite is 2.77-2.88.