Arfvedsonite and Ajoite Physical Properties

Arfvedsonite

Ajoite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

Decomposed by acids

1.3 Durability

Not Available

1.4 Specific Gravity

3.3-3.52.96

1 7.18

1.5 Fracture

Uneven, Brittle, Metallic, Brittle, Metallic

Not Available

1.6 Cleavage

Perfect on [110]

Perfect on {010}

1.7 Mohs Hardness

5-65

2 10

1.8 Chemical Composition

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

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Arfvedsonite and Ajoite Chemical Formula

While comparing Arfvedsonite and Ajoite 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 Ajoite chemical formula.

Chemical formula of Arfvedsonite- NaNa2(Fe++4Fe+++)Si8O22(OH)2
Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

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Arfvedsonite and Ajoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Arfvedsonite and Ajoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Arfvedsonite and Ajoite Optical Properties during the identification of gemstone. Specific gravity of Arfvedsonite is 2.96 whereas that of Ajoite is 2.96.