Citation: Ferrifayalite Research Group (1976). Ferrifayalite and its crystal structure Note: Reported SiO bond lengths of 1.9 could not be reproduced. Acta Geologica Sinica, 50, pp. 161-175.
Formula: Fe5 O16 Si4
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Fe10 O32 Si8 (Fe5 O16 Si4)
Multiplicity: 1