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Rutilated topaz
Rutilated topaz

Blue John
Blue John



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Rutilated topaz
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Blue John

Rutilated topaz and Blue John Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
None
-9999
TiO2
 
-
-
-
3.00-3.25
-
Perfect
-9999
CaF 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Rutilated topaz and Blue John Chemical Formula

While comparing Rutilated topaz 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 Rutilated topaz and Blue John chemical formula.

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Rutilated topaz and Blue John Specific Gravity

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