Vivianite and Titanite Sphene Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.64-2.70
  
3.52-3.54
  
Fracture
(e.g. graphite).
  
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)
  
Cleavage
{010} Perfect
  
Not Available
  
Mohs Hardness
Not Available
  
5-5.5
  
Chemical Composition
Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
  
CaTiSiO 5Ulrich Henn and Claudio C.
  
Vivianite and Titanite Sphene Chemical Formula
While comparing Vivianite and Titanite Sphene 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 Vivianite and Titanite Sphene chemical formula.
- Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
- Chemical formula of Titanite Sphene- CaTiSiO 5Ulrich Henn and Claudio C.
Vivianite and Titanite Sphene Specific Gravity
Another important criteria for qualitative analysis of gemstones is Vivianite and Titanite Sphene Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vivianite and Titanite Sphene Optical Properties during the identification of gemstone. Specific gravity of Vivianite is 3.52-3.54 whereas that of Titanite Sphene is 3.52-3.54.