Chalcedony and Tortoiseshell Physical Properties

Chalcedony and Tortoiseshell Chemical Formula

While comparing Chalcedony and Tortoiseshell 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 Chalcedony and Tortoiseshell chemical formula.

• Chemical formula of Chalcedony- SiO₂
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Chalcedony and Tortoiseshell Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chalcedony and Tortoiseshell Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chalcedony and Tortoiseshell Optical Properties during the identification of gemstone. Specific gravity of Chalcedony is 1.25-1.35 whereas that of Tortoiseshell is 1.25-1.35.