Vivianite and Heliotrope Physical Properties

Vivianite and Heliotrope Chemical Formula

While comparing Vivianite and Heliotrope 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 Heliotrope chemical formula.

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

Another important criteria for qualitative analysis of gemstones is Vivianite and Heliotrope Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vivianite and Heliotrope Optical Properties during the identification of gemstone. Specific gravity of Vivianite is 2.61 whereas that of Heliotrope is 2.61.