Violane and Watermelon Tourmaline Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.22-3.40
  
2.90-3.40
  
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
  
Uneven, Conchoidal, Uneven, Irregular, Conchoidal, Management Team (2012)
  
Cleavage
Not Available
  
Not Available
  
Mohs Hardness
5-6
  
7-7.5
  
Chemical Composition
(Ca,Mg,Mn)SiO 3Gemdat.org , Management Team (2012)
  
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.
  
Violane and Watermelon Tourmaline Chemical Formula
While comparing Violane and Watermelon Tourmaline 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 Violane and Watermelon Tourmaline chemical formula.
- Chemical formula of Violane- (Ca,Mg,Mn)SiO 3Gemdat.org , Management Team (2012)
- 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.
Violane and Watermelon Tourmaline Specific Gravity
Another important criteria for qualitative analysis of gemstones is Violane and Watermelon Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Violane and Watermelon Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Violane is 2.90-3.40 whereas that of Watermelon Tourmaline is 2.90-3.40.