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Mellite
Mellite

Prase Opal
Prase Opal



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Mellite
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Prase Opal

Mellite and Prase Opal Physical Properties

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

1.58-1.601.98-2.25
1 7.18
👆🏻

Fracture

Conchoidal
Conchoidal

Cleavage

{011} Imperfect
None

Mohs Hardness

25-6.5
2 10
👆🏻

Chemical Composition

Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.
SiO 2 + H 2OUlrich Henn and Claudio C.

Mellite and Prase Opal Chemical Formula

While comparing Mellite and Prase 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 Prase Opal chemical formula.

  • Chemical formula of Mellite- Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.
  • Chemical formula of Prase Opal- SiO 2 + H 2OUlrich Henn and Claudio C.

Mellite and Prase Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Mellite and Prase Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Mellite and Prase Opal Optical Properties during the identification of gemstone. Specific gravity of Mellite is 1.98-2.25 whereas that of Prase Opal is 1.98-2.25.