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Mellite
Mellite

Hackmanite
Hackmanite



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Mellite
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Hackmanite

Mellite and Hackmanite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
1.58-1.60
Conchoidal
{011} Imperfect
2
Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.
 
-
-
-
2.27-2.33
-
Perfect
5.5-6
Na 8Al 6Si 6O 24Cl 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Mellite and Hackmanite Chemical Formula

While comparing Mellite and Hackmanite 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 Mellite and Hackmanite chemical formula.

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Mellite and Hackmanite Specific Gravity

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