Turquoise and Angelite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Soluble
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.30-2.90
  
Not Available
  
Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
  
Not Available
  
Cleavage
Good to perfect_usually N/A
  
Not Available
  
Mohs Hardness
5-6
  
3.5
  
Chemical Composition
CuAl6(PO4)4(OH)8 • 4H2O
  
Not Available
  
Turquoise and Angelite Chemical Formula
While comparing Turquoise and Angelite 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 Angelite chemical formula.
- Chemical formula of Turquoise- CuAl6(PO4)4(OH)8 • 4H2O
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Turquoise and Angelite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Turquoise and Angelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Turquoise and Angelite Optical Properties during the identification of gemstone. Specific gravity of Turquoise is Not Available whereas that of Angelite is Not Available.