Shigaite and Boracite Physical Properties

Shigaite and Boracite Chemical Formula

While comparing Shigaite and Boracite 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 Shigaite and Boracite chemical formula.

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

Shigaite and Boracite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Shigaite and Boracite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Shigaite and Boracite Optical Properties during the identification of gemstone. Specific gravity of Shigaite is 2.95-2.96 whereas that of Boracite is 2.95-2.96.