Vivianite and Almandine Garnet Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.64-2.70
  
4.3
  
Fracture
(e.g. graphite).
  
Not Available
  
Cleavage
{010} Perfect
  
None.
  
Mohs Hardness
Not Available
  
7.5-8.5
  
Chemical Composition
Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
  
Fe3Al2Si3O12
  
Vivianite and Almandine Garnet Chemical Formula
While comparing Vivianite and Almandine Garnet 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 Almandine Garnet chemical formula.
- Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
- Chemical formula of Almandine Garnet- Fe3Al2Si3O12
Vivianite and Almandine Garnet Specific Gravity
Another important criteria for qualitative analysis of gemstones is Vivianite and Almandine Garnet Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vivianite and Almandine Garnet Optical Properties during the identification of gemstone. Specific gravity of Vivianite is 4.3 whereas that of Almandine Garnet is 4.3.