Ba Bi Cu La O6 Pb Pham A, Michel C, Hervieu M, Maignan A, Raveau B Journal of Physics and Chemistry of Solids 54 (1993) 65-71 Substitution of lead for bismuth in the 2201-type oxide Bi2BaLaCuO6+d _cod_database_code 1001550 _database_code_amcsd 0013237 5.4028 5.4745 24.515 90 90 90 Fmmm atom x y z occ Bi1 .033 0 .1897 .25 Pb1 .033 0 .1897 .25 Ba1 0 0 .4247 .5 La1 0 0 .4247 .5 Cu1 0 0 0 O1 .25 .25 0 O2 0 0 .0968 O3 .094 .110 .3067 .25