Arfvedsonite and Sunstone Physical Properties

Arfvedsonite

Sunstone

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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

3.3-3.52.62-2.65

1 7.18

1.5 Fracture

Uneven, Brittle, Metallic, Brittle, Metallic

Gemstones of the world (2001)

1.6 Cleavage

Perfect on [110]

001

1.7 Mohs Hardness

5-66

2 10

1.8 Chemical Composition

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

Microcline: KAlSi₃O₈ Oligoclase: (Na,Ca)Al_1-2Si_3-2O₈

Arfvedsonite and Sunstone Chemical Formula

While comparing Arfvedsonite and Sunstone 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 Sunstone chemical formula.

Chemical formula of Arfvedsonite- NaNa2(Fe++4Fe+++)Si8O22(OH)2
Chemical formula of Sunstone- Microcline: KAlSi₃O₈ Oligoclase: (Na,Ca)Al_1-2Si_3-2O₈

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Arfvedsonite and Sunstone Specific Gravity

Another important criteria for qualitative analysis of gemstones is Arfvedsonite and Sunstone Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Arfvedsonite and Sunstone Optical Properties during the identification of gemstone. Specific gravity of Arfvedsonite is 2.62-2.65 whereas that of Sunstone is 2.62-2.65.