Obsidian and Chalcopyrite Physical Properties

Obsidian and Chalcopyrite Chemical Formula

While comparing Obsidian and Chalcopyrite 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 Chalcopyrite chemical formula.

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• Chemical formula of Chalcopyrite- CuFeS 2Anthony et al , Handbook of mineralogy (2001)

Obsidian and Chalcopyrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Obsidian and Chalcopyrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Obsidian and Chalcopyrite Optical Properties during the identification of gemstone. Specific gravity of Obsidian is 4.1-4.3 whereas that of Chalcopyrite is 4.1-4.3.