Childrenite and Covellite Physical Properties
Tenacity
Not Available
Flexible
Solubility
Soluble
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.06-3.25
4.6-4.76
Fracture
Sub-Conchoidal, ConchoidalArthur Thomas, Conchoidal, Uneven
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic
Cleavage
Poor/indistinct on {100}
Perfect on {0001}
Mohs Hardness
4.5-5
Not Available
Chemical Composition
(Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)
CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
Childrenite and Covellite Chemical Formula
While comparing Childrenite 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 Childrenite and Covellite chemical formula.
- Chemical formula of Childrenite- (Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)
- Chemical formula of Covellite- CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
Childrenite and Covellite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Childrenite and Covellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Childrenite and Covellite Optical Properties during the identification of gemstone. Specific gravity of Childrenite is 4.6-4.76 whereas that of Covellite is 4.6-4.76.