Vivianite and Nuummite Physical Properties

Vivianite and Nuummite Chemical Formula

While comparing Vivianite and Nuummite 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 Nuummite chemical formula.

• Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
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Vivianite and Nuummite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vivianite and Nuummite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vivianite and Nuummite Optical Properties during the identification of gemstone. Specific gravity of Vivianite is 3.18-3.37 whereas that of Nuummite is 3.18-3.37.