Nickeline and Arfvedsonite Physical Properties

Nickeline

Arfvedsonite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available3.3-3.5

1 7.18

1.5 Fracture

Conchoidal, Uneven

Uneven, Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

{1010} Imperfect, {0001} Imperfect

Perfect on [110]

1.7 Mohs Hardness

5-5.55-6

2 10

1.8 Chemical Composition

Not Available

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

Nickeline and Arfvedsonite Chemical Formula

While comparing Nickeline 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 Nickeline and Arfvedsonite chemical formula.

Chemical formula of Arfvedsonite- NaNa2(Fe++4Fe+++)Si8O22(OH)2

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Nickeline and Arfvedsonite Specific Gravity

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