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Papagoite
Papagoite

Common Opal
Common Opal



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Papagoite
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Common Opal

Papagoite and Common Opal Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.25
-
Imperfect in one direction
5-5.5
CaCuAlSi 2O 6(OH) 3Michael O’Donoghue , Gems, Sixth Edition (2006)
 
-
-
-
1.98-2.50
Conchoidal
None
5.5-6.5
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Papagoite and Common Opal Chemical Formula

While comparing Papagoite and Common 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 Papagoite and Common Opal chemical formula.

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Papagoite and Common Opal Specific Gravity

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