Wax Opal and Prase Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
1.98-2.50
  
2.64-2.69
  
Fracture
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)
  
Gems, Sixth Edition (2006), Gems, Sixth Edition (2006)
  
Cleavage
Not Available
  
Not Available
  
Mohs Hardness
5.5-6.5
  
7
  
Chemical Composition
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
  
SiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
  
Wax Opal and Prase Chemical Formula
While comparing Wax Opal and Prase 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 Wax Opal and Prase chemical formula.
- Chemical formula of Wax Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
- Chemical formula of Prase- SiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Wax Opal and Prase Specific Gravity
Another important criteria for qualitative analysis of gemstones is Wax Opal and Prase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Wax Opal and Prase Optical Properties during the identification of gemstone. Specific gravity of Wax Opal is 2.64-2.69 whereas that of Prase is 2.64-2.69.