Polyhalite and Kunzite Physical Properties

Polyhalite

Kunzite

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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

2.783.15-3.21

1 7.18

1.5 Fracture

Conchoidal, Brittle

Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

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

1,2 prismatic

1.7 Mohs Hardness

3.56-7

2 10

1.8 Chemical Composition

Not Available

LiAlSi₂O₆

Polyhalite and Kunzite Chemical Formula

While comparing Polyhalite and Kunzite 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 Kunzite chemical formula.

Chemical formula of Kunzite- LiAlSi₂O₆

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Polyhalite and Kunzite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Polyhalite and Kunzite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Polyhalite and Kunzite Optical Properties during the identification of gemstone. Specific gravity of Polyhalite is 3.15-3.21 whereas that of Kunzite is 3.15-3.21.