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Polyhalite and Ammolite Physical Properties


Ammolite and Polyhalite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Soluble   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.78   
2.75-2.80   

Fracture
Conchoidal, Brittle   
Uneven, Granular   

Cleavage
Perfect on {10 1 }; parting on {010}   
no true cleavage   

Mohs Hardness
3.5   
4   

Chemical Composition
Not Available   
Not Available   

Optical Properties >>
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Polyhalite and Ammolite Chemical Formula

While comparing Polyhalite and Ammolite 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 Ammolite chemical formula.

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Polyhalite and Ammolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Polyhalite and Ammolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Polyhalite and Ammolite Optical Properties during the identification of gemstone. Specific gravity of Polyhalite is 2.75-2.80 whereas that of Ammolite is 2.75-2.80.

Red Gemstones

Red Gemstones


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