AM_Ashburtonite Formula: Si4 Cu4 Pb4 C4 O28 Cl Name: Ashburtonite Unit cell: 14.234 14.234 6.103 90.0 90.0 90.0 , V=1236.51 Space group: I14/M1 (1)

Grice J D , Nickel E H , Gault R A , American Mineralogist , 76 (1991) p.1701-1707, Ashburtonite, a new bicarbonate-silicate mineral from Ashburton Downs, Western, Australia: Description and structure determination