Vesuvianite and Cordierite Iolite Physical Properties

Vesuvianite

Cordierite Iolite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

3.32-3.43

Conchoidal

Poor on {110} and {100} very poor on {001}

6-7

Ca10(Mg,Fe)2Al4(SiO4)5(Si2O7)2(OH)4

2.56-2.66

Uneven, ConchoidalWalter Schumann

Distinct

7-7.5

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

Vesuvianite and Cordierite Iolite Chemical Formula

While comparing Vesuvianite 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 Vesuvianite and Cordierite Iolite chemical formula.

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Vesuvianite and Cordierite Iolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vesuvianite and Cordierite Iolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vesuvianite Vs Cordierite Iolite during the identification of gemstone. Specific gravity of Vesuvianite is whereas that of Cordierite Iolite is .