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Pyrite Marcasite
Pyrite Marcasite

Polyhalite
Polyhalite



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Pyrite Marcasite
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Polyhalite

Pyrite Marcasite and Polyhalite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
4.9-5.2
-
None
6-6.5
FeS2
 
Brittle
Soluble
-
2.78
Conchoidal
Perfect on {10 1 }; parting on {010}
3.5
K2Ca2Mg(SO4)4·2H2O

Pyrite Marcasite and Polyhalite Chemical Formula

While comparing Pyrite Marcasite and Polyhalite 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 Pyrite Marcasite and Polyhalite chemical formula.

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Pyrite Marcasite and Polyhalite Specific Gravity

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