Selenite and Atacamite Physical Properties

Selenite and Atacamite Chemical Formula

While comparing Selenite and Atacamite 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 Selenite and Atacamite chemical formula.

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• Chemical formula of Atacamite- Cu2Cl(OH)3

Selenite and Atacamite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Selenite and Atacamite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Selenite and Atacamite Optical Properties during the identification of gemstone. Specific gravity of Selenite is 3.745-3.776 whereas that of Atacamite is 3.745-3.776.