Fibrolite and Umbalite Physical Properties

Fibrolite and Umbalite Chemical Formula

While comparing Fibrolite 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 Fibrolite and Umbalite chemical formula.

• Chemical formula of Fibrolite- Al 2SiO 5Arthur Thomas , Gemstones (2009)
• Chemical formula of Umbalite- Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)

Fibrolite and Umbalite Specific Gravity

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