Obsidian and Wulfenite Physical Properties

Obsidian and Wulfenite Chemical Formula

While comparing Obsidian and Wulfenite 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 Obsidian and Wulfenite chemical formula.

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• Chemical formula of Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)

Obsidian and Wulfenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Obsidian and Wulfenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Obsidian and Wulfenite Optical Properties during the identification of gemstone. Specific gravity of Obsidian is 6.50-7.00 whereas that of Wulfenite is 6.50-7.00.