Langbeinite and Sodalite Physical Properties

Langbeinite

Sodalite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Slowly dissolves in water

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available2.15-2.40

1 7.18

1.5 Fracture

Conchoidal, Brittle

Conchoidal, Uneven, UnevenArthur Thomas, Brittle

1.6 Cleavage

None

Poor on {110}

1.7 Mohs Hardness

3.5-45-6

2 10

1.8 Chemical Composition

Not Available

Na₈Al₆Si₆O₂₄Cl₂

Langbeinite and Sodalite Chemical Formula

While comparing Langbeinite and Sodalite 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 Langbeinite and Sodalite chemical formula.

Chemical formula of Sodalite- Na₈Al₆Si₆O₂₄Cl₂

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Langbeinite and Sodalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Langbeinite and Sodalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Langbeinite and Sodalite Optical Properties during the identification of gemstone. Specific gravity of Langbeinite is 2.15-2.40 whereas that of Sodalite is 2.15-2.40.