Bronzite and Purpurite Physical Properties

Bronzite and Purpurite Chemical Formula

While comparing Bronzite and Purpurite 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 Bronzite and Purpurite chemical formula.

• Chemical formula of Bronzite- (Mg,Fe) 2Si 2O 6Ulrich Henn and Claudio C.
• Chemical formula of Purpurite- MnPO 4Walter Schumann , Gemstones of the world (2001) More from other references

Bronzite and Purpurite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bronzite and Purpurite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bronzite and Purpurite Optical Properties during the identification of gemstone. Specific gravity of Bronzite is 3.2-3.4 whereas that of Purpurite is 3.2-3.4.