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Polyhalite
Polyhalite

Scolecite
Scolecite



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Polyhalite
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Scolecite

Polyhalite and Scolecite 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
Soluble
-
2.20-2.23
Irregular/uneven, Uneven
Perfect on {110} and {1 1 0}
5-5.5
CaAl 2Si 3O 10 · 3H 2OUlrich Henn and Claudio C.

Polyhalite and Scolecite Chemical Formula

While comparing Polyhalite and Scolecite 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 Scolecite chemical formula.

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Polyhalite and Scolecite Specific Gravity

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