Mellite and Herderite Physical Properties

Mellite and Herderite Chemical Formula

While comparing Mellite and Herderite 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 Mellite and Herderite chemical formula.

• Chemical formula of Mellite- Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.
• Chemical formula of Herderite- CaBePO 4(F,OH)Ulrich Henn and Claudio C.

Mellite and Herderite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Mellite and Herderite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Mellite and Herderite Optical Properties during the identification of gemstone. Specific gravity of Mellite is 2.90-3.02 whereas that of Herderite is 2.90-3.02.