Hollandite and Uvite Physical Properties

Hollandite and Uvite Chemical Formula

While comparing Hollandite and Uvite 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 Hollandite and Uvite chemical formula.

• Chemical formula of Hollandite- Ba(Mn++++,Mn++)8O16
• Chemical formula of Uvite- Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Hollandite and Uvite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hollandite and Uvite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hollandite and Uvite Optical Properties during the identification of gemstone. Specific gravity of Hollandite is 2.97-3.14 whereas that of Uvite is 2.97-3.14.