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Mellite
Mellite

White Opal
White Opal



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Mellite
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White Opal

Mellite and White Opal 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.
 
-
-
-
1.98-2.50
Conchoidal
None
5.5-6.5
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Mellite and White Opal Chemical Formula

While comparing Mellite and White Opal 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 White Opal chemical formula.

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Mellite and White Opal Specific Gravity

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