Lazurite and Riesling Beryl Physical Properties
Tenacity
Brittle
  
Not Available
  
Solubility
Soluble
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.75
  
2.66-2.86
  
Fracture
Uneven, UnevenArthur Thomas, Gemstones (2009), Conchoidal, Brittle
  
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)
  
Cleavage
Imperfect on {110}
  
Not Available
  
Mohs Hardness
5.5
  
7.5-8
  
Chemical Composition
(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.
  
Al 2Be 3Si 6O 18Martin H.
  
Lazurite and Riesling Beryl Chemical Formula
While comparing Lazurite and Riesling Beryl 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 Lazurite and Riesling Beryl chemical formula.
- Chemical formula of Lazurite- (Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.
- Chemical formula of Riesling Beryl- Al 2Be 3Si 6O 18Martin H.
Lazurite and Riesling Beryl Specific Gravity
Another important criteria for qualitative analysis of gemstones is Lazurite and Riesling Beryl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Lazurite and Riesling Beryl Optical Properties during the identification of gemstone. Specific gravity of Lazurite is 2.66-2.86 whereas that of Riesling Beryl is 2.66-2.86.