Umbalite and Sard Physical Properties

Umbalite and Sard Chemical Formula

While comparing Umbalite and Sard 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 Umbalite and Sard chemical formula.

• Chemical formula of Umbalite- Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)
• Chemical formula of Sard- SiO 2Ulrich Henn and Claudio C.

Umbalite and Sard Specific Gravity

Another important criteria for qualitative analysis of gemstones is Umbalite and Sard Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Umbalite and Sard Optical Properties during the identification of gemstone. Specific gravity of Umbalite is 2.58-2.63 whereas that of Sard is 2.58-2.63.