Marialite and Cordierite Iolite Physical Properties

Marialite

Cordierite Iolite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.502.56-2.66

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

Distinct on {100} and {110}

Not Available

1.7 Mohs Hardness

5.5-67-7.5

2 10

1.8 Chemical Composition

3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.

Marialite and Cordierite Iolite Chemical Formula

While comparing Marialite and Cordierite Iolite 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 Marialite and Cordierite Iolite chemical formula.

Chemical formula of Marialite- 3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)
Chemical formula of Cordierite Iolite- Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.

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Marialite and Cordierite Iolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Marialite and Cordierite Iolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Marialite and Cordierite Iolite Optical Properties during the identification of gemstone. Specific gravity of Marialite is 2.56-2.66 whereas that of Cordierite Iolite is 2.56-2.66.