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Hackmanite
Hackmanite

Mellite
Mellite



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Hackmanite
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Mellite

Hackmanite and Mellite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

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

Hackmanite and Mellite Chemical Formula

While comparing Hackmanite 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 Hackmanite and Mellite chemical formula.

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Hackmanite and Mellite Specific Gravity

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