Arfvedsonite and Albite Physical Properties

Arfvedsonite

Albite

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1 Physical Properties

1.1 Tenacity

Brittle

1.4 Solubility

Not Available

1.6 Durability

Not Available

1.7 Specific Gravity

3.3-3.52.60-2.65

1 7.18

1.8 Fracture

Uneven, Brittle, Metallic, Brittle, Metallic

Uneven, Uneven, Gems, Sixth Edition (2006), Uneven, Conchoidal

1.9 Cleavage

Perfect on [110]

Perfect on {001}, very good on {010}, imperfect on {110}

1.10 Mohs Hardness

5-66-6.5

2 10

1.13 Chemical Composition

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

NaAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Arfvedsonite and Albite Chemical Formula

While comparing Arfvedsonite and Albite 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 Arfvedsonite and Albite chemical formula.

Chemical formula of Arfvedsonite- NaNa2(Fe++4Fe+++)Si8O22(OH)2
Chemical formula of Albite- NaAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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Arfvedsonite and Albite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Arfvedsonite and Albite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Arfvedsonite and Albite Optical Properties during the identification of gemstone. Specific gravity of Arfvedsonite is 2.60-2.65 whereas that of Albite is 2.60-2.65.