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Polyhalite
Polyhalite

Rutile
Rutile



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Polyhalite
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Rutile

Polyhalite and Rutile Physical Properties

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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
 
-
Insoluble in acids
-
4.20-4.30
Uneven, Conchoidal
{110} good, 100 moderate, parting on {092} and {011}
6-6.5
TiO 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Polyhalite and Rutile Chemical Formula

While comparing Polyhalite and Rutile 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 Rutile chemical formula.

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Polyhalite and Rutile Specific Gravity

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