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Sugilite
Sugilite

Mellite
Mellite



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Sugilite
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Mellite

Sugilite and Mellite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
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
 
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-
-
1.58-1.60
Conchoidal
{011} Imperfect
2
Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

Sugilite and Mellite Chemical Formula

While comparing Sugilite and Mellite 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 Sugilite and Mellite chemical formula.

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Sugilite and Mellite Specific Gravity

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