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 1008342 _database_code_amcsd 0016253 7.189 11.619 5.435 90 112.2 90 C2/c atom x y z Fe1 0 0 .25 Rb1 0 .354 .25 S1 .189 .110 .070