Pyrite Marcasite and Sodalite Physical Properties

Pyrite Marcasite

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

4.9-5.22.15-2.40

1 7.18

1.5 Fracture

Not Available

Conchoidal, Uneven, UnevenArthur Thomas, Brittle

1.6 Cleavage

None

Poor on {110}

1.7 Mohs Hardness

6-6.55-6

2 10

1.8 Chemical Composition

Not Available

Na₈Al₆Si₆O₂₄Cl₂

Pyrite Marcasite and Sodalite Chemical Formula

While comparing Pyrite Marcasite 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 Pyrite Marcasite and Sodalite chemical formula.

Chemical formula of Sodalite- Na₈Al₆Si₆O₂₄Cl₂

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Pyrite Marcasite and Sodalite Specific Gravity

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