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Mellite
Mellite

Prase
Prase



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Mellite
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Prase

Mellite and Prase Physical Properties

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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.
 
-
-
-
2.64-2.69
-
None
7
SiO 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Mellite and Prase Chemical Formula

While comparing Mellite and Prase 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 Prase chemical formula.

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Mellite and Prase Specific Gravity

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