Diamond and Marcasite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Soluble
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.50-3.53
  
4.80-4.90
  
Fracture
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references, Conchoidal, Brittle
  
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Uneven
  
Cleavage
111 (perfect in four directions)
  
{010} Indistinct
  
Mohs Hardness
10
  
6-6.5
  
Chemical Composition
C
  
FeS 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Diamond and Marcasite Chemical Formula
While comparing Diamond 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 Diamond and Marcasite chemical formula.
- Chemical formula of Diamond- C
- Chemical formula of Marcasite- FeS 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Diamond and Marcasite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Diamond and Marcasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Diamond and Marcasite Optical Properties during the identification of gemstone. Specific gravity of Diamond is 4.80-4.90 whereas that of Marcasite is 4.80-4.90.
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