Ruby Zoisite and Vivianite Physical Properties
Tenacity
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Not Available
  
Solubility
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Not Available
  
Durability
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Specific Gravity
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2.64-2.70
  
Fracture
Not Available
  
(e.g. graphite).
  
Cleavage
Not Available
  
{010} Perfect
  
Mohs Hardness
6.5-9
  
Not Available
  
Chemical Composition
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Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
  
Ruby Zoisite and Vivianite Chemical Formula
While comparing Ruby Zoisite and Vivianite 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 Ruby Zoisite and Vivianite chemical formula.
>- Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
Ruby Zoisite and Vivianite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Ruby Zoisite and Vivianite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ruby Zoisite and Vivianite Optical Properties during the identification of gemstone. Specific gravity of Ruby Zoisite is 2.64-2.70 whereas that of Vivianite is 2.64-2.70.