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Marcasite
Marcasite

Cinnabar
Cinnabar



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Marcasite
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Cinnabar

Marcasite and Cinnabar Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
4.80-4.90
Uneven
{010} Indistinct
6-6.5
FeS 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
Slightly sectile
1.04 x 10−25 g per 100 ml water (Ksp at 25°C = 2 x 10−32)
-
2
Uneven
Prismatic {10 1 0}, perfect
2-2.5
HgSMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Marcasite and Cinnabar Chemical Formula

While comparing Marcasite and Cinnabar 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 Marcasite and Cinnabar chemical formula.

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Marcasite and Cinnabar Specific Gravity

Another important criteria for qualitative analysis of gemstones is Marcasite and Cinnabar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Marcasite Vs Cinnabar during the identification of gemstone. Specific gravity of Marcasite is whereas that of Cinnabar is .