Ajoite and Covellite Physical Properties
Tenacity
Not Available
Flexible
Solubility
Decomposed by acids
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.96
4.6-4.76
Fracture
Not Available
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic
Cleavage
Perfect on {010}
Perfect on {0001}
Mohs Hardness
5
Not Available
Chemical Composition
(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)
CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
Ajoite and Covellite Chemical Formula
While comparing Ajoite 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 Ajoite and Covellite chemical formula.
- Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)
- Chemical formula of Covellite- CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
Ajoite and Covellite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Ajoite and Covellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ajoite and Covellite Optical Properties during the identification of gemstone. Specific gravity of Ajoite is 4.6-4.76 whereas that of Covellite is 4.6-4.76.