Tl3(CrO4)Sr8Cu4O16 Martin C, Letouze F, Maignan A, Seshadri R, Michel C, Hervieu M, Raveau B Chemistry of Materials 8 (1996) 865-873 The superconducting copper oxychromate Tl3(CrO4)Sr8Cu4O16: long- range ordering between thallium and chromium _cod_database_code 1001725 _database_code_amcsd 0012210 3.778 15.244 17.67699 90 90 90 Amm2 atom x y z Tl1 0 .218 0 Tl2 0 0 0 Cr1 0 0 .5 Cu1 0 0 .7471 Cu2 0 0 .2529 Cu3 0 .25 .25 Sr1 .5 .121 .1523 Sr2 .5 .366 .1474 Sr3 .5 .134 .3526 Sr4 .5 .378 .3477 O1 .5 0 .267 O2 .5 0 .733 O3 .5 .25 .25 O4 0 .125 .2562 O5 0 .125 .7438 O6 0 0 .102 O7 0 0 .430 O8 0 0 .570 O9 0 0 .898 O10 0 .25 .108 O11 0 .25 .892 O12 .5 .125 0 O13 .5 .109 .5