Girasol and Indicolite Blue Tourmaline Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
1.98-2.50
  
3.05-3.11
  
Fracture
Conchoidal, Conchoidal, Gemstones of the world (2001)
  
Not Available
  
Cleavage
Not Available
  
Not Available
  
Mohs Hardness
5.5-6.5
  
7-7.5
  
Chemical Composition
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
  
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.
  
Girasol and Indicolite Blue Tourmaline Chemical Formula
While comparing Girasol and Indicolite Blue 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 Girasol and Indicolite Blue Tourmaline chemical formula.
- Chemical formula of Girasol- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
- Chemical formula of Indicolite Blue 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.
Girasol and Indicolite Blue Tourmaline Specific Gravity
Another important criteria for qualitative analysis of gemstones is Girasol and Indicolite Blue Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Girasol and Indicolite Blue Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Girasol is 3.05-3.11 whereas that of Indicolite Blue Tourmaline is 3.05-3.11.