Titanomaghemite

Fe_2.18O₄Ti_0.42

Collyer, S.Grimes, N. W.Vaughan, D. J.Longworth, G.

American Mineralogist (1988) 73, 153-160

a=8.341Å   b=8.341Å   c=8.341Å

α=90°   β=90°   γ=90°