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Cordierite and Jeremejevite Physical Properties


Jeremejevite and Cordierite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.57-2.66   
3.28-3.31   

Fracture
Subconchoidal, Conchoidal, Brittle   
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle   

Cleavage
Fair on {100}, poor on {001} and {010}   
None observed   

Mohs Hardness
7-7.5   
6.5-7.5   

Chemical Composition
Mg2Al4Si5O18   
Al 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.   

Optical Properties >>
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Cordierite and Jeremejevite Chemical Formula

While comparing Cordierite and Jeremejevite 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 Jeremejevite chemical formula.

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Cordierite and Jeremejevite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cordierite and Jeremejevite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cordierite and Jeremejevite Optical Properties during the identification of gemstone. Specific gravity of Cordierite is 3.28-3.31 whereas that of Jeremejevite is 3.28-3.31.

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