Er Fe6 Ge6 Oleksyn O, Schobinger-Papamantellos P, Rodriguez-Carvajal J, Brueck E, Buschow K Journal of Alloys and Compounds 257 (1997) 36-45 Crystal structure and magnetic ordering in Er Fe6 Ge6 studied by X-ray, neutron diffraction and magnetic measurements _cod_database_code 1006126 _database_code_amcsd 0012793 8.0991 26.5293 5.10721 90 90 90 Immm atom x y z occ Er1 0 0 0 .640 Er2 0 .1677 .5 .600 Er3 .5 0 0 .360 Er4 .5 .1677 .5 .400 Ge1 .3592 0 0 .776 Ge2 .3592 .1677 .5 .732 Ge3 .815 0 0 .184 Ge4 .815 .1677 .5 .268 Ge5 0 .0570 .5 Ge6 .5 .0570 .5 Ge7 0 .114 0 Ge8 .5 .114 0 Ge9 0 .228 0 Ge10 .5 .228 0 Fe1 .2557 0 .5 Fe2 .25 .25 .25 Fe3 .2557 .3320 .5 Fe4 .2557 .0830 .251