Cu4Bi4S9 Bente K, Kupcik V Acta Crystallographica C40 (1984) 1985-1986 Redetermination and refinement of the structure of tetrabismuth tetracopper enneasulphide Cu4Bi4S9 Locality: Synthetic _database_code_amcsd 0018395 31.68 11.659 3.972 90 90 90 Pbnm atom x y z occ Biso Cul .1353 .3833 .75 1.33 Cu2 .1912 .3360 .25 2.13 Cu3 .3048 .4245 .25 2.48 Cu4 .4808 .3634 .25 .5 3.2 Cu5 .4834 .4136 .25 .5 .8 Bil .0278 .3670 .75 .98 1.22 Bi2 .0903 .0987 .25 .98 1.41 Bi3 .2786 .1385 .25 .98 1.20 Bi4 .3908 .2324 .75 .98 1.09 S1 .0206 .1313 .75 .9 S2 .0987 .3244 .25 .9 S3 .1542 .0931 .75 .7 S4 .1922 .2410 .75 .8 S5 .2357 .4852 .25 .8 S6 .3150 .3169 .75 .8 S7 .3570 .0773 .25 .6 S8 .4113 .3895 .25 .8 S9 .4700 .1202 .25 .9