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Goldstone
Goldstone

Polyhalite
Polyhalite



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Goldstone
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Polyhalite

Goldstone and Polyhalite Physical Properties

Physical Properties

Tenacity

-
Brittle

Solubility

-
Soluble

Durability

-
-

Specific Gravity

2.50-2.802.78
1 7.18
👆🏻

Fracture

-
Conchoidal

Cleavage

None
Perfect on {10 1 }; parting on {010}

Mohs Hardness

63.5
2 10
👆🏻

Chemical Composition

Au
K2Ca2Mg(SO4)4·2H2O

Goldstone and Polyhalite Chemical Formula

While comparing Goldstone 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 Goldstone and Polyhalite chemical formula.

  • Chemical formula of Goldstone- Au
  • Chemical formula of Polyhalite- K2Ca2Mg(SO4)4·2H2O

Goldstone and Polyhalite Specific Gravity

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