Nacre and Papagoite Physical Properties

Nacre

Papagoite

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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

Not Available3.25

1 7.18

1.5 Fracture

Not Available

Brittle, Metallic

1.6 Cleavage

Not Available

Imperfect in one direction

1.7 Mohs Hardness

Not Available5-5.5

2 10

1.8 Chemical Composition

Not Available

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

Nacre and Papagoite Chemical Formula

While comparing Nacre 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 Nacre and Papagoite chemical formula.

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

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Nacre and Papagoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nacre and Papagoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nacre and Papagoite Optical Properties during the identification of gemstone. Specific gravity of Nacre is 3.25 whereas that of Papagoite is 3.25.