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Pyrargyrite
Pyrargyrite

Cordierite
Cordierite



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Pyrargyrite
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Cordierite

Pyrargyrite and Cordierite 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
5.852.57-2.66
Amber
1 7.18
1.5 Fracture
Conchoidal, Uneven, ConchoidalArthur Thomas, Brittle
Subconchoidal, Conchoidal, Brittle
1.6 Cleavage
Distinct on {10 1 1}, imperfect on {01 1 2}
Fair on {100}, poor on {001} and {010}
1.7 Mohs Hardness
2.5-37-7.5
Amber
2 10
1.8 Chemical Composition
Ag 3SbS 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Mg2Al4Si5O18

Pyrargyrite and Cordierite Chemical Formula

While comparing Pyrargyrite 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 Pyrargyrite and Cordierite chemical formula.

  • Chemical formula of Pyrargyrite- Ag 3SbS 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Cordierite- Mg2Al4Si5O18

Pyrargyrite and Cordierite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrargyrite and Cordierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrargyrite and Cordierite Optical Properties during the identification of gemstone. Specific gravity of Pyrargyrite is 2.57-2.66 whereas that of Cordierite is 2.57-2.66.