Fuchsite and Umbalite Physical Properties

Fuchsite and Umbalite Chemical Formula

While comparing Fuchsite and Umbalite 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 Fuchsite and Umbalite chemical formula.

• Chemical formula of Fuchsite- K(Al,Cr) 3Si 3O 10(OH) 2Gemdat.org , Management Team (2012)
• Chemical formula of Umbalite- Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)

Fuchsite and Umbalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fuchsite and Umbalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fuchsite and Umbalite Optical Properties during the identification of gemstone. Specific gravity of Fuchsite is 3.62-4.33 whereas that of Umbalite is 3.62-4.33.