Purpurite and Mellite Physical Properties

Purpurite and Mellite Chemical Formula

While comparing Purpurite and Mellite 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 Purpurite and Mellite chemical formula.

• Chemical formula of Purpurite- MnPO 4Walter Schumann , Gemstones of the world (2001) More from other references
• Chemical formula of Mellite- Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

Purpurite and Mellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Purpurite and Mellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Purpurite and Mellite Optical Properties during the identification of gemstone. Specific gravity of Purpurite is 1.58-1.60 whereas that of Mellite is 1.58-1.60.