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Cordierite Iolite
Cordierite Iolite

Apatite
Apatite



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Cordierite Iolite
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Apatite

Cordierite Iolite and Apatite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.56-2.663.16-3.23
Amber
1 7.18
1.5 Fracture
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)
Conchoidal, Uneven, Conchoidal, Brittle, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal to uneven
1.6 Cleavage
Not Available
[0001] indistinct, [1010] indistinct
1.7 Mohs Hardness
7-7.55
Amber
2 10
1.8 Chemical Composition
Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.
Ca 5(PO 4) 3(F,OH,Cl)Walter Schumann , Gemstones of the world (2001) More from other references

Cordierite Iolite and Apatite Chemical Formula

While comparing Cordierite Iolite and Apatite 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 Iolite and Apatite chemical formula.

  • Chemical formula of Cordierite Iolite- Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.
  • Chemical formula of Apatite- Ca 5(PO 4) 3(F,OH,Cl)Walter Schumann , Gemstones of the world (2001) More from other references

Cordierite Iolite and Apatite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cordierite Iolite and Apatite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cordierite Iolite and Apatite Optical Properties during the identification of gemstone. Specific gravity of Cordierite Iolite is 3.16-3.23 whereas that of Apatite is 3.16-3.23.