AM_Mottramite Formula: Cu Pb V H O5 Name: Mottramite Unit cell: 7.667 6.053 9.316 90.0 90.0 90.0 , V=432.34 Space group: PNMA (62)

Cooper M A , Hawthorne F C , The Canadian Mineralogist , 33 (1995) p.1119-1124, The crystal structure of mottramite, and the nature of Cu=Zn solid solution in, the mottramite-descloizite series