Cordierite and Clinohumite Physical Properties

Cordierite

Clinohumite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

Brittle

2.57-2.66

Subconchoidal, Conchoidal

Fair on {100}, poor on {001} and {010}

7-7.5

Mg2Al4Si5O18

3.13-3.75

Subconchoidal, Uneven, Conchoidal

Poor on {100}

(Mg,Fe2+ ) 9(SiO 4) 4(F,OH)) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Cordierite and Clinohumite Chemical Formula

While comparing Cordierite and Clinohumite 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 Cordierite and Clinohumite chemical formula.

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Cordierite and Clinohumite Specific Gravity

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