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Cordierite
Cordierite

Kurnakovite
Kurnakovite



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Cordierite
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Kurnakovite

Cordierite and Kurnakovite Physical Properties

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
 
-
Soluble
-
1.847-1.852
Conchoidal
Poor to indistinct on {010}
2-3
Ca3Al3(SiO4)3(OH)

Cordierite and Kurnakovite Chemical Formula

While comparing Cordierite and Kurnakovite 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 Kurnakovite chemical formula.

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Cordierite and Kurnakovite Specific Gravity

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