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Obsidian
Obsidian

Papagoite
Papagoite



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Obsidian
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Papagoite

Obsidian and Papagoite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.35-2.60
Conchoidal, ConchoidalWalter Schumann
None
5-5.5
SiO2
 
-
-
-
3.25
-
Imperfect in one direction
5-5.5
CaCuAlSi 2O 6(OH) 3Michael O’Donoghue , Gems, Sixth Edition (2006)

Obsidian and Papagoite Chemical Formula

While comparing Obsidian 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 Obsidian and Papagoite chemical formula.

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Obsidian and Papagoite Specific Gravity

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