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Chrome Pyrope
Chrome Pyrope

Blue John
Blue John



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Chrome Pyrope
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Blue John

Chrome Pyrope and Blue John Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.62-3.80
Conchoidal
None
7-7.5
Mg 3(Al,Cr) 2(SiO 4) 3Gemdat.org , Management Team (2012)
 
-
-
-
3.00-3.25
-
Perfect
-9999
CaF 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Chrome Pyrope and Blue John Chemical Formula

While comparing Chrome Pyrope 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 Chrome Pyrope and Blue John chemical formula.

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Chrome Pyrope and Blue John Specific Gravity

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