Fougerite

Cl_0.5FeH_13.75O_2.25

Trolard, F.Bourrie, G.Abdelmoula, M.Refait, P.Feder, F.

Clays and Clay Minerals (2007) 55, 323-334

a=3.190Å   b=3.190Å   c=23.85Å

α=90°   β=90°   γ=120°