Erythrite and Shigaite Physical Properties

Erythrite and Shigaite Chemical Formula

While comparing Erythrite and Shigaite 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 Erythrite and Shigaite chemical formula.

• Chemical formula of Erythrite- Co3(AsO4)2•8(H2O)
• Chemical formula of Shigaite- Pb6Cu3BiS4

Erythrite and Shigaite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Erythrite and Shigaite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Erythrite and Shigaite Optical Properties during the identification of gemstone. Specific gravity of Erythrite is 2.32 whereas that of Shigaite is 2.32.