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Eosphorite and Purpurite Physical Properties


Purpurite and Eosphorite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.05-3.08   
3.2-3.4   

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

Cleavage
Poor on {100}   
[100] [001] perfect   

Mohs Hardness
5   
4-4.5   

Chemical Composition
Mn2+ Al(PO 4)(OH) 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)   
MnPO 4Walter Schumann , Gemstones of the world (2001) More from other references   

Optical Properties >>
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Eosphorite and Purpurite Chemical Formula

While comparing Eosphorite and Purpurite 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 Eosphorite and Purpurite chemical formula.

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Eosphorite and Purpurite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Eosphorite and Purpurite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Eosphorite and Purpurite Optical Properties during the identification of gemstone. Specific gravity of Eosphorite is 3.2-3.4 whereas that of Purpurite is 3.2-3.4.

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