Watermelon Tourmaline and Sodalite Physical Properties
Tenacity
Not Available
  
Brittle
  
Solubility
Not Available
  
Soluble
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.90-3.40
  
2.15-2.40
  
Fracture
Uneven, Conchoidal, Uneven, Irregular, Conchoidal, Management Team (2012)
  
Conchoidal, Uneven, UnevenArthur Thomas, Brittle
  
Cleavage
Not Available
  
Poor on {110}
  
Mohs Hardness
7-7.5
  
5-6
  
Chemical Composition
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.
  
Na8Al6Si6O24Cl2
  
Watermelon Tourmaline and Sodalite Chemical Formula
While comparing Watermelon Tourmaline and Sodalite 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 Watermelon Tourmaline and Sodalite chemical formula.
- Chemical formula of Watermelon Tourmaline- 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.
- Chemical formula of Sodalite- Na8Al6Si6O24Cl2
Watermelon Tourmaline and Sodalite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Watermelon Tourmaline and Sodalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Watermelon Tourmaline and Sodalite Optical Properties during the identification of gemstone. Specific gravity of Watermelon Tourmaline is 2.15-2.40 whereas that of Sodalite is 2.15-2.40.