Tourmaline Bi Color and Achroite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
Not Available
  
2.90-3.40
  
Fracture
Not Available
  
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)
  
Cleavage
Not Available
  
Not Available
  
Mohs Hardness
7-7.5
  
7-7.5
  
Chemical Composition
Not Available
  
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.
  
Tourmaline Bi Color and Achroite Chemical Formula
While comparing Tourmaline Bi Color and Achroite 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 Tourmaline Bi Color and Achroite chemical formula.
>- Chemical formula of Achroite- Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.
Tourmaline Bi Color and Achroite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Tourmaline Bi Color and Achroite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tourmaline Bi Color and Achroite Optical Properties during the identification of gemstone. Specific gravity of Tourmaline Bi Color is 2.90-3.40 whereas that of Achroite is 2.90-3.40.