Titanite Sphene and Rubellite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.52-3.54
  
3.01-3.06
  
Fracture
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)
  
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
  
Cleavage
Not Available
  
Not Available
  
Mohs Hardness
5-5.5
  
7-7.5
  
Chemical Composition
CaTiSiO 5Ulrich Henn and Claudio C.
  
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.
  
Titanite Sphene and Rubellite Chemical Formula
While comparing Titanite Sphene and Rubellite 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 Titanite Sphene and Rubellite chemical formula.
- Chemical formula of Titanite Sphene- CaTiSiO 5Ulrich Henn and Claudio C.
- Chemical formula of Rubellite- 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.
Titanite Sphene and Rubellite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Titanite Sphene and Rubellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Titanite Sphene and Rubellite Optical Properties during the identification of gemstone. Specific gravity of Titanite Sphene is 3.01-3.06 whereas that of Rubellite is 3.01-3.06.