Turquoise and Cuprite Physical Properties
Tenacity
Not Available
Brittle
Solubility
Soluble
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.30-2.90
5.85-6.15
Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
Conchoidal, Metallic, UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal
Cleavage
Good to perfect_usually N/A
Fair in four directions forming octahedrons
Chemical Composition
CuAl6(PO4)4(OH)8 • 4H2O
Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Turquoise and Cuprite Chemical Formula
While comparing Turquoise and Cuprite 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 Turquoise and Cuprite chemical formula.
- Chemical formula of Turquoise- CuAl6(PO4)4(OH)8 • 4H2O
- Chemical formula of Cuprite- Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Turquoise and Cuprite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Turquoise and Cuprite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Turquoise and Cuprite Optical Properties during the identification of gemstone. Specific gravity of Turquoise is 5.85-6.15 whereas that of Cuprite is 5.85-6.15.