Turquoise and Cacoxenite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Soluble
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.30-2.90
  
2.2-2.6
  
Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
  
Uneven
  
Cleavage
Good to perfect_usually N/A
  
None
  
Mohs Hardness
5-6
  
3-4
  
Chemical Composition
CuAl6(PO4)4(OH)8 • 4H2O
  
(Fe+++,Al)25(PO4)17O6(OH)12•75(H2O)
  
Turquoise and Cacoxenite Chemical Formula
While comparing Turquoise and Cacoxenite 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 Cacoxenite chemical formula.
- Chemical formula of Turquoise- CuAl6(PO4)4(OH)8 • 4H2O
- Chemical formula of Cacoxenite- (Fe+++,Al)25(PO4)17O6(OH)12•75(H2O)
Turquoise and Cacoxenite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Turquoise and Cacoxenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Turquoise and Cacoxenite Optical Properties during the identification of gemstone. Specific gravity of Turquoise is 2.2-2.6 whereas that of Cacoxenite is 2.2-2.6.