Papagoite and Arfvedsonite Physical Properties

Papagoite

Arfvedsonite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.253.3-3.5

1 7.18

1.5 Fracture

Brittle, Metallic

Uneven, Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

Imperfect in one direction

Perfect on [110]

1.7 Mohs Hardness

5-5.55-6

2 10

1.8 Chemical Composition

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

NaNa2(Fe++4Fe+++)Si8O22(OH)2

Papagoite and Arfvedsonite Chemical Formula

While comparing Papagoite and Arfvedsonite 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 Arfvedsonite chemical formula.

Chemical formula of Papagoite- CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Arfvedsonite- NaNa2(Fe++4Fe+++)Si8O22(OH)2

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Papagoite and Arfvedsonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Papagoite and Arfvedsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Papagoite and Arfvedsonite Optical Properties during the identification of gemstone. Specific gravity of Papagoite is 3.3-3.5 whereas that of Arfvedsonite is 3.3-3.5.