Rhodolite and Sodalite Physical Properties

Rhodolite

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

3.842.15-2.40

1 7.18

1.5 Fracture

Conchoidal

Conchoidal, Uneven, UnevenArthur Thomas, Brittle

1.6 Cleavage

none, may show indistinct parting

Poor on {110}

1.7 Mohs Hardness

7-7.55-6

2 10

1.8 Chemical Composition

(Mg,Fe)₃Al₂Si₃O₁₂

Na₈Al₆Si₆O₂₄Cl₂

Rhodolite and Sodalite Chemical Formula

While comparing Rhodolite 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 Rhodolite and Sodalite chemical formula.

Chemical formula of Rhodolite- (Mg,Fe)₃Al₂Si₃O₁₂
Chemical formula of Sodalite- Na₈Al₆Si₆O₂₄Cl₂

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Rhodolite and Sodalite Specific Gravity

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