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Sunstone
Sunstone

Blue John
Blue John



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Sunstone
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Blue John

Sunstone and Blue John 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
2.62-2.653.00-3.25
Amber
1 7.18
1.5 Fracture
Gemstones of the world (2001)
Not Available
1.6 Cleavage
001
Not Available
1.7 Mohs Hardness
6Not Available
Amber
2 10
1.8 Chemical Composition
Microcline: KAlSi3O8 Oligoclase: (Na,Ca)Al1-2Si3-2O8
CaF 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Sunstone and Blue John Chemical Formula

While comparing Sunstone 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 Sunstone and Blue John chemical formula.

  • Chemical formula of Sunstone- Microcline: KAlSi3O8 Oligoclase: (Na,Ca)Al1-2Si3-2O8
  • Chemical formula of Blue John- CaF 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Sunstone and Blue John Specific Gravity

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