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Polyhalite
Polyhalite

Marialite
Marialite



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Polyhalite
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Marialite

Polyhalite and Marialite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
Soluble
-
2.78
Conchoidal
Perfect on {10 1 }; parting on {010}
3.5
K2Ca2Mg(SO4)4·2H2O
 
Brittle
-
-
2.50
Uneven, Conchoidal
Distinct on {100} and {110}
5.5-6
3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

Polyhalite and Marialite Chemical Formula

While comparing Polyhalite and Marialite 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 Polyhalite and Marialite chemical formula.

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Polyhalite and Marialite Specific Gravity

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