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Jet
Jet

Sugilite
Sugilite



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Jet
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Sugilite

Jet and Sugilite Physical Properties

Jet
Jet
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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
1.19-1.35
ConchoidalWalter Schumann
None
2.5-4
C
 
-
-
-
2.69-2.79
Conchoidal
Poor on {0001}
5.5-6.5
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Jet and Sugilite Chemical Formula

While comparing Jet and Sugilite 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 Jet and Sugilite chemical formula.

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Jet and Sugilite Specific Gravity

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