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Boleite and Polyhalite Physical Properties


Polyhalite and Boleite Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Soluble   

Durability
Not Available   
Not Available   

Specific Gravity
5.05   
2.78   

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

Cleavage
[001] perfect   
Perfect on {10 1 }; parting on {010}   

Mohs Hardness
3-3.5   
3.5   

Chemical Composition
Pb 26Ag 10Cu 24Cl 62(OH) 48 · 3H 2OWalter Schumann , Gemstones of the world (2001) More from other references   
Not Available   

Optical Properties >>
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Boleite and Polyhalite Chemical Formula

While comparing Boleite 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 Boleite and Polyhalite chemical formula.

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Boleite and Polyhalite Specific Gravity

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

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