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Jet
Jet

Cordierite
Cordierite



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Jet
X
Cordierite

Jet and Cordierite Physical Properties

Jet
Jet
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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
1.19-1.35
ConchoidalWalter Schumann
None
2.5-4
C
 
Brittle
-
-
2.57-2.66
Subconchoidal, Conchoidal
Fair on {100}, poor on {001} and {010}
7-7.5
Mg2Al4Si5O18

Jet and Cordierite Chemical Formula

While comparing Jet and Cordierite 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 Jet and Cordierite chemical formula.

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Jet and Cordierite Specific Gravity

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