Bi I O Bannister F Nature (London) 134 (1934) 856-857 Crystal Structure of Bismuth Oxyhalides _cod_database_code 1010422 _database_code_amcsd 0017346 4.09 4.09 7.21 90 90 90 P4/nmm atom x y z Bi1 0 .5 .132 O1 0 0 0 I1 0 .5 .667