Gedrite and Covellite Physical Properties

Gedrite and Covellite Chemical Formula

While comparing Gedrite and Covellite 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 Gedrite and Covellite chemical formula.

• Chemical formula of Gedrite- (Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
• Chemical formula of Covellite- CuSMichael O’Donoghue , Gems, Sixth edition (2006) More from other references

Gedrite and Covellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gedrite and Covellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gedrite and Covellite Optical Properties during the identification of gemstone. Specific gravity of Gedrite is 4.6-4.76 whereas that of Covellite is 4.6-4.76.