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Euclase and Blue John Physical Properties


Blue John and Euclase Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.08-3.12   
3.00-3.25   

Fracture
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001), Brittle, Metallic   
Not Available   

Cleavage
{010} Perfect   
Not Available   

Mohs Hardness
7.5   
Not Available   

Chemical Composition
BeAlSiO 4(OH)Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
CaF 2Michael O’Donoghue , Gems, Sixth Edition (2006)   

Optical Properties >>
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Euclase and Blue John Chemical Formula

While comparing Euclase 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 Euclase and Blue John chemical formula.

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Euclase and Blue John Specific Gravity

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

Green Gemstones

Green Gemstones


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