Villiaumite and Cordierite Iolite Physical Properties

Villiaumite

Cordierite Iolite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.792.56-2.66

1 7.18

1.5 Fracture

Brittle, Metallic

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

1.6 Cleavage

{100} Perfect, {010} Perfect, {001} Perfect

Not Available

1.7 Mohs Hardness

27-7.5

2 10

1.8 Chemical Composition

NaFUlrich Henn and Claudio C.

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

Villiaumite and Cordierite Iolite Chemical Formula

While comparing Villiaumite 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 Villiaumite and Cordierite Iolite chemical formula.

Chemical formula of Villiaumite- NaFUlrich Henn and Claudio C.
Chemical formula of Cordierite Iolite- Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.

Compare Gems Found in America

Villiaumite Vs Witherite

Villiaumite Vs Zincite

Villiaumite Vs Xonotlite

Villiaumite and Cordierite Iolite Specific Gravity

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