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Sapphire
Sapphire

Jet lignite
Jet lignite



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Sapphire
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Jet lignite

Sapphire and Jet lignite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
insoluble
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.95-4.031.30-1.34
Amber
1 7.18
1.5 Fracture
Uneven, Uneven, Gems, Sixth Edition (2006)
Not Available
1.6 Cleavage
None, but may exhibit parting
Not Available
1.7 Mohs Hardness
92.5
Amber
2 10
1.8 Chemical Composition
Al 2 O 3
Not Available

Sapphire and Jet lignite Chemical Formula

While comparing Sapphire and Jet lignite 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 Sapphire and Jet lignite chemical formula.

  • Chemical formula of Sapphire- Al 2 O 3
  • >

Sapphire and Jet lignite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sapphire and Jet lignite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sapphire and Jet lignite Optical Properties during the identification of gemstone. Specific gravity of Sapphire is 1.30-1.34 whereas that of Jet lignite is 1.30-1.34.