Turquoise and Gaspeite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Soluble
  
HCl soluble
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.30-2.90
  
3.71
  
Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
  
Uneven
  
Cleavage
Good to perfect_usually N/A
  
{10 1 1} Good
  
Mohs Hardness
5-6
  
4.5-5
  
Chemical Composition
CuAl6(PO4)4(OH)8 • 4H2O
  
(Ni,Mg,Fe++)CO3
  
Turquoise and Gaspeite Chemical Formula
While comparing Turquoise and Gaspeite 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 Gaspeite chemical formula.
- Chemical formula of Turquoise- CuAl6(PO4)4(OH)8 • 4H2O
- Chemical formula of Gaspeite- (Ni,Mg,Fe++)CO3
Turquoise and Gaspeite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Turquoise and Gaspeite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Turquoise and Gaspeite Optical Properties during the identification of gemstone. Specific gravity of Turquoise is 3.71 whereas that of Gaspeite is 3.71.