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Topaz
Topaz

Mellite
Mellite



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Topaz
X
Mellite

Topaz and Mellite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.49-3.57
Subconchoidal, Uneven, Conchoidal
[001] Perfect
8
Al2SiO4(F,OH)2
 
-
-
-
1.58-1.60
Conchoidal
{011} Imperfect
2
Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

Topaz and Mellite Chemical Formula

While comparing Topaz 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 Topaz and Mellite chemical formula.

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Topaz and Mellite Specific Gravity

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