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Blue John and Papagoite Physical Properties


Papagoite and Blue John Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.00-3.25   
3.25   

Fracture
Not Available   
Brittle, Metallic   

Cleavage
Not Available   
Imperfect in one direction   

Mohs Hardness
Not Available   
5-5.5   

Chemical Composition
CaF 2Michael O’Donoghue , Gems, Sixth Edition (2006)   
CaCuAlSi 2O 6(OH) 3Michael O’Donoghue , Gems, Sixth Edition (2006)   

Optical Properties >>
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Blue John and Papagoite Chemical Formula

While comparing Blue John and Papagoite 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 Blue John and Papagoite chemical formula.

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Blue John and Papagoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Blue John and Papagoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Blue John and Papagoite Optical Properties during the identification of gemstone. Specific gravity of Blue John is 3.25 whereas that of Papagoite is 3.25.

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