Agrellite and Sodalite Physical Properties

Agrellite

Sodalite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.882.15-2.40

1 7.18

1.8 Fracture

Not Available

Conchoidal, Uneven, UnevenArthur Thomas, Brittle

1.9 Cleavage

perfect [110]

Poor on {110}

1.10 Mohs Hardness

5.55-6

2 10

2.4 Chemical Composition

NaCa2Si4O10F

Na₈Al₆Si₆O₂₄Cl₂

Agrellite and Sodalite Chemical Formula

While comparing Agrellite 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 Agrellite and Sodalite chemical formula.

Chemical formula of Agrellite- NaCa2Si4O10F
Chemical formula of Sodalite- Na₈Al₆Si₆O₂₄Cl₂

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Agrellite and Sodalite Specific Gravity

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