Serpentine and Watermelon Tourmaline Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.44-2.62
  
2.90-3.40
  
Fracture
Uneven, Uneven, Gemstones of the world (2001) More from other references
  
Uneven, Conchoidal, Uneven, Irregular, Conchoidal, Management Team (2012)
  
Cleavage
Not Available
  
Not Available
  
Mohs Hardness
2.5-5.5
  
7-7.5
  
Chemical Composition
H 4Mg 3Si 2O 9Walter Schumann , Gemstones of the world (2001) More from other references
  
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.
  
Serpentine and Watermelon Tourmaline Chemical Formula
While comparing Serpentine 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 Serpentine and Watermelon Tourmaline chemical formula.
- Chemical formula of Serpentine- H 4Mg 3Si 2O 9Walter Schumann , Gemstones of the world (2001) More from other references
- 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.
Serpentine and Watermelon Tourmaline Specific Gravity
Another important criteria for qualitative analysis of gemstones is Serpentine and Watermelon Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Serpentine and Watermelon Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Serpentine is 2.90-3.40 whereas that of Watermelon Tourmaline is 2.90-3.40.