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Hauyne
Hauyne

Blue John
Blue John



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Hauyne
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Blue John

Hauyne and Blue John Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
Gelatinises in acids
-
2.4-2.5
Uneven, Conchoidal
Distinct on {110}
5-6
(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2
 
-
-
-
3.00-3.25
-
Perfect
-9999
CaF 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Hauyne and Blue John Chemical Formula

While comparing Hauyne 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 Hauyne and Blue John chemical formula.

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Hauyne and Blue John Specific Gravity

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