Cordierite and Obsidian Physical Properties

Cordierite and Obsidian Chemical Formula

While comparing Cordierite 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 Cordierite and Obsidian chemical formula.

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Cordierite and Obsidian Specific Gravity

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