Boracite and Shigaite Physical Properties

Boracite and Shigaite Chemical Formula

While comparing Boracite 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 Boracite and Shigaite chemical formula.

• Chemical formula of Boracite- Mg 3B 7O 13ClMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
• Chemical formula of Shigaite- Pb6Cu3BiS4

Boracite and Shigaite Specific Gravity

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