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Blue John
Blue John

Monazite
Monazite



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Blue John
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Monazite

Blue John and Monazite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.00-3.254.80-5.50
Amber
1 7.18
1.5 Fracture
Not Available
Not Available
1.6 Cleavage
Not Available
Not Available
1.7 Mohs Hardness
Not Available5-5.5
Amber
2 10
1.8 Chemical Composition
CaF 2Michael O’Donoghue , Gems, Sixth Edition (2006)
(Ce,La,Nd,Th)PO 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Blue John and Monazite Chemical Formula

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

  • Chemical formula of Blue John- CaF 2Michael O’Donoghue , Gems, Sixth Edition (2006)
  • Chemical formula of Monazite- (Ce,La,Nd,Th)PO 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Blue John and Monazite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Blue John and Monazite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Blue John and Monazite Optical Properties during the identification of gemstone. Specific gravity of Blue John is 4.80-5.50 whereas that of Monazite is 4.80-5.50.