Realgar and Turquoise Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Soluble
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.56
  
2.30-2.90
  
Fracture
(e.g. graphite).
  
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
  
Cleavage
{010} Good
  
Good to perfect_usually N/A
  
Mohs Hardness
Not Available
  
5-6
  
Chemical Composition
AsSMichael OâDonoghue , Gems, Sixth Edition (2006)
  
CuAl6(PO4)4(OH)8 • 4H2O
  
Realgar and Turquoise Chemical Formula
While comparing Realgar and Turquoise 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 Realgar and Turquoise chemical formula.
- Chemical formula of Realgar- AsSMichael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Turquoise- CuAl6(PO4)4(OH)8 • 4H2O
Realgar and Turquoise Specific Gravity
Another important criteria for qualitative analysis of gemstones is Realgar and Turquoise Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Realgar and Turquoise Optical Properties during the identification of gemstone. Specific gravity of Realgar is 2.30-2.90 whereas that of Turquoise is 2.30-2.90.