Citation: Jahanbagloo, I.C.; Zoltai, T. (1968). The crystal structure of a hexagonal Al-serpentine. American Mineralogist, 53, pp. 14-24.
Formula: Al1.27 Fe0.1 H4.4 Mg2 O9 Si1.4
Chemical name: Mg2 Fe.1 Al1.27 Si1.4 O4.6 (O H)4.4
List type: noninterleaving
List: 2D
Basis: (1;0;0 0;1;0)
Dimensionality: 2
Formula: Al5 Fe3 Mg3 O9 Si2 (Al5 Fe3 Mg3 O9 Si2)
Multiplicity: 1