Verdite and Marcasite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.80-3.0
  
4.80-4.90
  
Fracture
Not Available
  
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Uneven
  
Cleavage
{110} Good
  
{010} Indistinct
  
Mohs Hardness
3
  
6-6.5
  
Chemical Composition
NaFeS2•2(H2O)
  
FeS 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Verdite and Marcasite Chemical Formula
While comparing Verdite and Marcasite 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 Marcasite chemical formula.
- Chemical formula of Verdite- NaFeS2•2(H2O)
- Chemical formula of Marcasite- FeS 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Verdite and Marcasite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Verdite and Marcasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Verdite and Marcasite Optical Properties during the identification of gemstone. Specific gravity of Verdite is 4.80-4.90 whereas that of Marcasite is 4.80-4.90.