Viridine and White Opal Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.05-3.21
  
1.98-2.50
  
Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
  
Conchoidal, Conchoidal, Gemstones of the world (2001)
  
Cleavage
Not Available
  
Not Available
  
Mohs Hardness
7-7.5
  
5.5-6.5
  
Chemical Composition
(Al,Mn3+ ) 2SiO 4OGemdat.org , Management Team (2012)
  
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
  
Viridine and White Opal Chemical Formula
While comparing Viridine and White Opal 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 Viridine and White Opal chemical formula.
- Chemical formula of Viridine- (Al,Mn3+ ) 2SiO 4OGemdat.org , Management Team (2012)
- Chemical formula of White Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Viridine and White Opal Specific Gravity
Another important criteria for qualitative analysis of gemstones is Viridine and White Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Viridine and White Opal Optical Properties during the identification of gemstone. Specific gravity of Viridine is 1.98-2.50 whereas that of White Opal is 1.98-2.50.