AM_Pb2OFCl_1 Formula: Pb2 O F Cl Name: Pb2OFCl Unit cell: 5.7293 5.7293 12.5602 90.0 90.0 90.0 , V=412.29 Space group: ACMM (67)

Aurivillius B , Chemica Scripta , 11 (1977) p.208-211, A case of mimetic twinning. The crystal structures of Pb2OFX (X=Cl, Br, and I), Locality: synthetic, Sample: Pb2OFCl(H), part A of the twin, isostructural with blixite