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Opal
Opal

Cubic Zirconia
Cubic Zirconia



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Opal
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Cubic Zirconia

Opal and Cubic Zirconia Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
BrittleWalter Schumann
hot salt water
-
1.98-2.25
Conchoidal
None
5-6.5
SiO2 · nH2O
 
-
-
-
5.50-6.00
-
None
8.5
ZrO 2 + CaO or Y 2O 3 or MgOUlrich Henn and Claudio C.

Opal and Cubic Zirconia Chemical Formula

While comparing Opal and Cubic Zirconia 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 Opal and Cubic Zirconia chemical formula.

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Opal and Cubic Zirconia Specific Gravity

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