Emerald and Thomsonite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Hard
  
Not Available
  
Specific Gravity
2.67-2.78
  
2.25-2.40
  
Fracture
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)
  
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
  
Cleavage
Imperfect on the [0001]
  
perfect on {010}; good on {100}
  
Mohs Hardness
7.5-8
  
5-5.5
  
Chemical Composition
Be3Al2SiO6
  
NaCa 2Al 5Si 5O 20 · 6H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Emerald and Thomsonite Chemical Formula
While comparing Emerald and Thomsonite 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 Emerald and Thomsonite chemical formula.
- Chemical formula of Emerald- Be3Al2SiO6
- Chemical formula of Thomsonite- NaCa 2Al 5Si 5O 20 · 6H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Emerald and Thomsonite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Emerald and Thomsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Emerald and Thomsonite Optical Properties during the identification of gemstone. Specific gravity of Emerald is 2.25-2.40 whereas that of Thomsonite is 2.25-2.40.