Friedelite and Herderite Physical Properties

Friedelite and Herderite Chemical Formula

While comparing Friedelite 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 Friedelite and Herderite chemical formula.

• Chemical formula of Friedelite- Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.
• Chemical formula of Herderite- CaBePO 4(F,OH)Ulrich Henn and Claudio C.

Friedelite and Herderite Specific Gravity

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