Fe11 Th Isnard O, Soubeyroux J, Fruchart D, Jacobs T, Buschow K Journal of Physics: Condensed Matter 4 (1992) 6367-6374 Magnetic characterization and structural study of new ternary carbides: ThFe11Cx(1.5<= x<= 2) _cod_database_code 1008504 _database_code_amcsd 0016397 10.174 10.174 6.581 90 90 90 *I4_1/amd 0 -.25 .125 atom x y z occ Th1 0 .75 .125 Fe1 0 .25 .375 Fe2 0 0 .5 Fe3 .1269 .0411 .1946 C1 0 0 0 .668