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Cordierite and Narsarsukite Physical Properties


Narsarsukite and Cordierite Physical Properties


Physical Properties

Tenacity
Brittle   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.57-2.66   
2.72-2.83   

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

Cleavage
Fair on {100}, poor on {001} and {010}   
Good on {100} and {110}   

Mohs Hardness
7-7.5   
6-7   

Chemical Composition
Mg2Al4Si5O18   
Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.   

Optical Properties >>
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Cordierite and Narsarsukite Chemical Formula

While comparing Cordierite and Narsarsukite 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 Narsarsukite chemical formula.

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Cordierite and Narsarsukite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cordierite and Narsarsukite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cordierite and Narsarsukite Optical Properties during the identification of gemstone. Specific gravity of Cordierite is 2.72-2.83 whereas that of Narsarsukite is 2.72-2.83.

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