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Cordierite
Cordierite

Beryl
Beryl



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Cordierite
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Beryl

Cordierite and Beryl Physical Properties

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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
 
Brittle
-
-
2.60-2.90
Uneven, Conchoidal, Irregular
Imperfect on {0001}
7.5-8
Be3Al2Si6O18

Cordierite and Beryl Chemical Formula

While comparing Cordierite and Beryl 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 Beryl chemical formula.

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Cordierite and Beryl Specific Gravity

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