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Cordierite and Turquoise Physical Properties


Turquoise and Cordierite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Soluble   

Durability
Not Available   
Not Available   

Specific Gravity
2.57-2.66   
2.30-2.90   

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

Cleavage
Fair on {100}, poor on {001} and {010}   
Good to perfect_usually N/A   

Mohs Hardness
7-7.5   
5-6   

Chemical Composition
Mg2Al4Si5O18   
CuAl6(PO4)4(OH)8 • 4H2O   

Optical Properties >>
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Cordierite and Turquoise Chemical Formula

While comparing Cordierite and Turquoise 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 Turquoise chemical formula.

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Cordierite and Turquoise Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cordierite and Turquoise Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cordierite and Turquoise Optical Properties during the identification of gemstone. Specific gravity of Cordierite is 2.30-2.90 whereas that of Turquoise is 2.30-2.90.

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