PbPt2O4 Tancret N, Obbade S, Bettahar N, Abraham F Journal of Solid State Chemistry 124 (1996) 309-318 Synthesis and ab initio structure determination from powder X-ray diffraction data of a new metallic mixed-valence platinum-lead oxide PbPt2O4 _cod_database_code 1004132 _database_code_amcsd 0013899 6.1161 6.6504 5.5502 97.178 108.803 115.241 P-1 atom x y z Pb1 .75 .8609 .1430 Pt1 0 .5 .5 Pt2 .5 0 .5 Pt3 0 .5 0 Pt4 .5 .5 .5 O1 .598 .282 .350 O2 .336 .5 .120 O3 .163 .850 .176 O4 .127 .274 .481