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Sapphire
Sapphire

Papagoite
Papagoite



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Sapphire
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Sapphire and Papagoite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
insoluble
-
3.95-4.03
Uneven
None, but may exhibit parting
9
Al 2 O 3
 
-
-
-
3.25
-
Imperfect in one direction
5-5.5
CaCuAlSi 2O 6(OH) 3Michael O’Donoghue , Gems, Sixth Edition (2006)

Sapphire and Papagoite Chemical Formula

While comparing Sapphire and Papagoite 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 Sapphire and Papagoite chemical formula.

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Sapphire and Papagoite Specific Gravity

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