Trolard, Fabienne; Bourrie´, Guilhem; Abdelmoula, Mustapha; Refait, Philippe; Feder, Fre´de´ric
(The Clay Minerals SocietyThe Clay Minerals Society, 2007)
Fougerite (IMA 2003-057) is a mixed M(II)-M(III) hydroxysalt of the green rust group, where M(II) can be Fe or Mg, and M(III) is Fe. The general structural formula is: [Fe2+ 1-xFe3+ x Mgy(OH)2+2y]+x[x/n A-n.mH2O]-x where ...