Topaz and Obsidian Physical Properties

Topaz and Obsidian Chemical Formula

While comparing Topaz 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 Topaz and Obsidian chemical formula.

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Topaz and Obsidian Specific Gravity

Another important criteria for qualitative analysis of gemstones is Topaz and Obsidian Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Topaz Vs Obsidian during the identification of gemstone. Specific gravity of Topaz is whereas that of Obsidian is .