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Cordierite
Cordierite

Azurite
Azurite



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Cordierite
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Azurite

Cordierite and Azurite Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.57-2.663.70-3.90
Amber
1 7.18
1.5 Fracture
Subconchoidal, Conchoidal, Brittle
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal
1.6 Cleavage
Fair on {100}, poor on {001} and {010}
Perfect on {011}, fair on {100}, poor on {110}
1.7 Mohs Hardness
7-7.53.5-4
Amber
2 10
1.8 Chemical Composition
Mg2Al4Si5O18
Cu 3(OH) 2(CO 3) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Cordierite and Azurite Chemical Formula

While comparing Cordierite and Azurite 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 Azurite chemical formula.

  • Chemical formula of Cordierite- Mg2Al4Si5O18
  • Chemical formula of Azurite- Cu 3(OH) 2(CO 3) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Cordierite and Azurite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cordierite and Azurite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cordierite and Azurite Optical Properties during the identification of gemstone. Specific gravity of Cordierite is 3.70-3.90 whereas that of Azurite is 3.70-3.90.