Watermelon Tourmaline and Stibiotantalite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.90-3.40
  
Not Available
  
Fracture
Uneven, Conchoidal, Uneven, Irregular, Conchoidal, Management Team (2012)
  
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
  
Cleavage
Not Available
  
{???} Perfect
  
Mohs Hardness
7-7.5
  
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.
  
SbTaO 4Ulrich Henn and Claudio C.
  
Watermelon Tourmaline and Stibiotantalite Chemical Formula
While comparing Watermelon Tourmaline and Stibiotantalite 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 Stibiotantalite 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 Stibiotantalite- SbTaO 4Ulrich Henn and Claudio C.
Watermelon Tourmaline and Stibiotantalite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Watermelon Tourmaline and Stibiotantalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Watermelon Tourmaline and Stibiotantalite Optical Properties during the identification of gemstone. Specific gravity of Watermelon Tourmaline is Not Available whereas that of Stibiotantalite is Not Available.