Common MX2 structure types

 

caf2.jpg (6870 bytes)

CaF2 (Fluorite)
Similar structures include SrF2, BaF2, BaCl2,

And antifluorite structure e.g. Li2O and Na2S

 

 

 

CdCl2

CdCl2
Similar structures include CdBr2, FeCl2, CoCl2 and MnCl2

 

 

 

CdI2

CdI2
Similar structures include FeI2, FeBr2, MgI2, TiCl2 and TiS2

 

 

 

Rutile

Unit cell of TiO2 (Rutile)
Similar structures include CrO2, GeO2, SnO2, MgF2 and NiF2

 

 

 

MgB2

MgB2