Arfvedsonite and Beudantite Physical Properties

Arfvedsonite

Beudantite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.3-3.5

4.48

1.5 Fracture

Uneven, Brittle, Metallic, Brittle, Metallic

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

Perfect on [110]

distinct; good on {0001}

1.7 Mohs Hardness

5-6

3.5-4.5

1.8 Chemical Composition

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

PbFe+++3(AsO4)(SO4)(OH)6

Arfvedsonite and Beudantite Chemical Formula

While comparing Arfvedsonite and Beudantite 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 Beudantite chemical formula.

Chemical formula of Arfvedsonite- NaNa2(Fe++4Fe+++)Si8O22(OH)2
Chemical formula of Beudantite- PbFe+++3(AsO4)(SO4)(OH)6

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Arfvedsonite and Beudantite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Arfvedsonite and Beudantite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Arfvedsonite and Beudantite Optical Properties during the identification of gemstone. Specific gravity of Arfvedsonite is 4.48 whereas that of Beudantite is 4.48.