AM_Gillardite Formula: Cu3.081 Ni.903 Co.012 Fe.004 Cl2 O6 H6 Name: Gillardite Unit cell: 6.8364 6.8364 13.8459 90.0 90.0 120.0 , V=560.41 Space group: R-3M (166)

Clissold M E , Leverett P , Williams P A , Hibbs D E , Nickel E H , The Canadian Mineralogist , 45 (2007) p.317-320, The structure of gillardite, the Ni-analogue of herbertsmithite, from, Widgiemooltha, Western Australia, Locality: 132N deposit, Widgiemooltha, Australia