AM_Arseniopleite Formula: Ca.68 Na1.25 Pb.06 Ba.01 Mn2.21 Mg.52 Fe.27 As3 O12 Name: Arseniopleite Unit cell: 6.8113 13.0358 11.3245 90.0 100.25 90.0 , V=989.46 Space group: I12/A1 (15)

Tait K T , Hawthorne F C , The Canadian Mineralogist , 41 (2003) p.71-77, Refinement of the crystal structure of arseniopleite: Confirmation of its status, as a valid species