Citation: Clissold, M. E.; Leverett, P.; Williams, P. A.; Hibbs, D. E.; Nickel, E. H. (2007). The structure of gillardite, the Ni-analogue of herbertsmithite, from Widgiemooltha, Western Australia. The Canadian Mineralogist, 45, pp. 317-320.
Formula: Cl2 Co0.012 Cu3.081 Fe0.004 H6 Ni0.903 O6
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Cl6 Co3 Cu12 Fe3 H18 Ni3 O18 (Cl2 Co Cu4 Fe H6 Ni O6)
Multiplicity: 1