Citation: Hill, R. J. (1984). X-ray powder diffraction profile refinement of synthetic hercynite inversion parameter = .163. American Mineralogist, 69, pp. 937-942.
Formula: Al2 Fe O4
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al16 Fe8 O32 (Al2 Fe O4)
Multiplicity: 1
Coordination sequences: