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White Opal
White Opal

Mellite
Mellite



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White Opal
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Mellite

White Opal and Mellite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
1.98-2.501.58-1.60
Amber
1 7.18
1.5 Fracture
Conchoidal, Conchoidal, Gemstones of the world (2001)
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
1.6 Cleavage
Not Available
{011} Imperfect
1.7 Mohs Hardness
5.5-6.52
Amber
2 10
1.8 Chemical Composition
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

White Opal and Mellite Chemical Formula

While comparing White Opal 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 White Opal and Mellite chemical formula.

  • Chemical formula of White Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
  • Chemical formula of Mellite- Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

White Opal and Mellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is White Opal and Mellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use White Opal and Mellite Optical Properties during the identification of gemstone. Specific gravity of White Opal is 1.58-1.60 whereas that of Mellite is 1.58-1.60.