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Triplite and Polyhalite Physical Properties


Polyhalite and Triplite Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Soluble   

Durability
Not Available   
Not Available   

Specific Gravity
3.85-3.94   
2.78   

Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Uneven   
Conchoidal, Brittle   

Cleavage
{010} Good, {100} Distinct   
Perfect on {10 1 }; parting on {010}   

Mohs Hardness
5-5.5   
3.5   

Chemical Composition
(Mn2+ ,Fe2+ ,Mg,Ca) 2(PO 4)(F,OH)Michael O’Donoghue , Gems, Sixth Edition (2006)   
Not Available   

Optical Properties >>
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Triplite and Polyhalite Chemical Formula

While comparing Triplite 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 Triplite and Polyhalite chemical formula.

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Triplite and Polyhalite Specific Gravity

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

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Red Gemstones


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