Obsidian and Cat s Eye Physical Properties

Obsidian and Cat s Eye Chemical Formula

While comparing Obsidian and Cat s Eye 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 Cat s Eye chemical formula.

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• Chemical formula of Cat s Eye- BeAl ₂ O ₄

Obsidian and Cat s Eye Specific Gravity

Another important criteria for qualitative analysis of gemstones is Obsidian and Cat s Eye Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Obsidian and Cat s Eye Optical Properties during the identification of gemstone. Specific gravity of Obsidian is 3.5-3.8 whereas that of Cat s Eye is 3.5-3.8.