Citation: Kr\"uger, H.; St\"ober, S.; Welberry, T. R.; Withers, R. L.; Fitz Gerald, J. D. (2011). Stacking faults and superstructures in a layered brownmillerite. Acta Crystallographica Section B, 67, pp. 476-485.
Formula: Ca4 Fe2 Mn0.5 O9 Ti0.5
List type: interleaving
List: 2D
Basis: (1;0;0 0;0;1)
Dimensionality: 2
Formula: Fe8 O20 Ti4 (Fe2 O5 Ti)
Multiplicity: 1