Polyhalite and Jasper Physical Properties

Polyhalite

Jasper

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.782.58-2.91

1 7.18

1.5 Fracture

Conchoidal, Brittle

Conchoidal, Conchoidal, Gemstones of the world (2001)

1.6 Cleavage

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

Indiscernible

1.7 Mohs Hardness

3.56.5-7

2 10

1.8 Chemical Composition

Not Available

SiO₂

Polyhalite and Jasper Chemical Formula

While comparing Polyhalite and Jasper 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 Jasper chemical formula.

Chemical formula of Jasper- SiO₂

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Polyhalite and Jasper Specific Gravity

Another important criteria for qualitative analysis of gemstones is Polyhalite and Jasper Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Polyhalite and Jasper Optical Properties during the identification of gemstone. Specific gravity of Polyhalite is 2.58-2.91 whereas that of Jasper is 2.58-2.91.