Sodalite and Nickeline Physical Properties

Sodalite

Nickeline

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.15-2.40Not Available

1 7.18

1.5 Fracture

Conchoidal, Uneven, UnevenArthur Thomas, Brittle

Conchoidal, Uneven

1.6 Cleavage

Poor on {110}

{1010} Imperfect, {0001} Imperfect

1.7 Mohs Hardness

5-65-5.5

2 10

1.8 Chemical Composition

Na₈Al₆Si₆O₂₄Cl₂

Not Available

Sodalite and Nickeline Chemical Formula

While comparing Sodalite and Nickeline 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 Sodalite and Nickeline chemical formula.

Chemical formula of Sodalite- Na₈Al₆Si₆O₂₄Cl₂

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Sodalite and Nickeline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sodalite and Nickeline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sodalite and Nickeline Optical Properties during the identification of gemstone. Specific gravity of Sodalite is Not Available whereas that of Nickeline is Not Available.