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Sheen Obsidian
Sheen Obsidian

Polyhalite
Polyhalite



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Sheen Obsidian
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Polyhalite

Sheen Obsidian and Polyhalite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.33-2.50
Conchoidal
None
5-5.5
Volcanic glass
 
Brittle
Soluble
-
2.78
Conchoidal
Perfect on {10 1 }; parting on {010}
3.5
K2Ca2Mg(SO4)4·2H2O

Sheen Obsidian and Polyhalite Chemical Formula

While comparing Sheen Obsidian 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 Sheen Obsidian and Polyhalite chemical formula.

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Sheen Obsidian and Polyhalite Specific Gravity

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