Villiaumite and Obsidian Physical Properties

Villiaumite and Obsidian Chemical Formula

While comparing Villiaumite and Obsidian 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 Villiaumite and Obsidian chemical formula.

• Chemical formula of Villiaumite- NaFUlrich Henn and Claudio C.
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Villiaumite and Obsidian Specific Gravity

Another important criteria for qualitative analysis of gemstones is Villiaumite and Obsidian Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Villiaumite and Obsidian Optical Properties during the identification of gemstone. Specific gravity of Villiaumite is 2.35-2.60 whereas that of Obsidian is 2.35-2.60.