Chrysocolla and Covellite Physical Properties
Tenacity
Brittle
Flexible
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.00-2.45
4.6-4.76
Fracture
Sub-Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic
Cleavage
none
Perfect on {0001}
Mohs Hardness
2-4
Not Available
Chemical Composition
Cu2H2Si2O5(OH)4
CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
Chrysocolla and Covellite Chemical Formula
While comparing Chrysocolla 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 Chrysocolla and Covellite chemical formula.
- Chemical formula of Chrysocolla- Cu2H2Si2O5(OH)4
- Chemical formula of Covellite- CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
Chrysocolla and Covellite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Chrysocolla and Covellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrysocolla and Covellite Optical Properties during the identification of gemstone. Specific gravity of Chrysocolla is 4.6-4.76 whereas that of Covellite is 4.6-4.76.