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Polyhalite
Polyhalite

Kunzite
Kunzite



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Polyhalite
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Kunzite

Polyhalite and Kunzite Physical Properties

Physical Properties

Tenacity

Brittle
-

Solubility

Soluble
-

Durability

-
-

Specific Gravity

2.783.15-3.21
1 7.18
👆🏻

Fracture

Conchoidal
-

Cleavage

Perfect on {10 1 }; parting on {010}
1,2 prismatic

Mohs Hardness

3.56-7
2 10
👆🏻

Chemical Composition

K2Ca2Mg(SO4)4·2H2O
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 Polyhalite- K2Ca2Mg(SO4)4·2H2O
  • Chemical formula of Kunzite- LiAlSi2O6

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.