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Pezzotaite and Blue John Physical Properties


Blue John and Pezzotaite Physical Properties


Physical Properties

Tenacity
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Solubility
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Durability
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Specific Gravity
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3.00-3.25   

Fracture
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Cleavage
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Mohs Hardness
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Chemical Composition
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CaF 2Michael O’Donoghue , Gems, Sixth Edition (2006)   

Optical Properties >>
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Pezzotaite and Blue John Chemical Formula

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

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Pezzotaite and Blue John Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pezzotaite and Blue John Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pezzotaite and Blue John Optical Properties during the identification of gemstone. Specific gravity of Pezzotaite is 3.00-3.25 whereas that of Blue John is 3.00-3.25.

Red Gemstones

Red Gemstones


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