Elaeolite and Polyhalite Physical Properties

Elaeolite

Polyhalite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.55-2.672.78

1 7.18

1.5 Fracture

Not Available

Conchoidal, Brittle

1.6 Cleavage

Not Available

Perfect on {10 1 }; parting on {010}

1.7 Mohs Hardness

5.5-63.5

2 10

1.8 Chemical Composition

Not Available

Elaeolite and Polyhalite Chemical Formula

While comparing Elaeolite 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 Elaeolite and Polyhalite chemical formula.

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Elaeolite and Polyhalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Elaeolite and Polyhalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Elaeolite and Polyhalite Optical Properties during the identification of gemstone. Specific gravity of Elaeolite is 2.78 whereas that of Polyhalite is 2.78.