Fe Rb S2 Bronger W, Kyas A, Muller P Journal of Solid State Chemistry 70 (1987) 262-270 The antiferromagnetic structures of K Fe S2, Rb Fe S2, K Fe Se2, and Rb Fe Se2 and the correlation between magnetic moments and crystal field calculations _cod_database_code 1008339 _database_code_amcsd 0016250 7.223 11.725 5.430 90 112.0 90 C2/c atom x y z U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Fe1 0 .9976 .25 .016 .023 .0079 0 .0053 0 Rb1 0 .3553 .25 .0237 .030 .0210 0 .0056 0 S1 .1905 .1061 .0981 .025 .025 .016 -.008 .007 -.002