Verdite and Poldervaartite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.80-3.0
  
2.91
  
Fracture
Not Available
  
Handbook of mineralogy (2001)
  
Cleavage
{110} Good
  
None
  
Mohs Hardness
3
  
Not Available
  
Chemical Composition
NaFeS2•2(H2O)
  
(Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)
  
Verdite and Poldervaartite Chemical Formula
While comparing Verdite and Poldervaartite 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 Verdite and Poldervaartite chemical formula.
- Chemical formula of Verdite- NaFeS2•2(H2O)
- Chemical formula of Poldervaartite- (Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)
Verdite and Poldervaartite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Verdite and Poldervaartite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Verdite and Poldervaartite Optical Properties during the identification of gemstone. Specific gravity of Verdite is 2.91 whereas that of Poldervaartite is 2.91.