Papagoite and Obsidian Physical Properties

Papagoite

Obsidian

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.252.35-2.60

1 7.18

1.5 Fracture

Brittle, Metallic

Conchoidal, ConchoidalWalter Schumann, Conchoidal

1.6 Cleavage

Imperfect in one direction

Not Available

1.7 Mohs Hardness

5-5.55-5.5

2 10

1.8 Chemical Composition

CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)

Not Available

Papagoite and Obsidian Chemical Formula

While comparing Papagoite and Obsidian 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 Obsidian chemical formula.

Chemical formula of Papagoite- CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)

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Papagoite and Obsidian Specific Gravity

Another important criteria for qualitative analysis of gemstones is Papagoite and Obsidian Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Papagoite and Obsidian Optical Properties during the identification of gemstone. Specific gravity of Papagoite is 2.35-2.60 whereas that of Obsidian is 2.35-2.60.