Vivianite and Topazolite Physical Properties

Vivianite and Topazolite Chemical Formula

While comparing Vivianite and Topazolite 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 Vivianite and Topazolite chemical formula.

• Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
• Chemical formula of Topazolite- Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Vivianite and Topazolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vivianite and Topazolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vivianite and Topazolite Optical Properties during the identification of gemstone. Specific gravity of Vivianite is 3.70-4.10 whereas that of Topazolite is 3.70-4.10.