Er2 F7 K Aleonard S, le Fur Y, Gorius M, Roux M Journal of Solid State Chemistry 34 (1980) 79-89 Structure cristalline de la phase beta-K Er2 F7. Composes isotypes _cod_database_code 1008834 _database_code_amcsd 0016703 11.82 13.333 7.816 90 90 90 Pna2_1 atom x y z K1 .08394 .09501 -.00083 K2 .43428 .06870 -.02025 Er1 -.00576 .74205 .00771 Er2 .25564 .33715 .78143 Er3 .24307 .83579 .73383 Er4 .20963 .06215 .50825 F1 .1616 .4204 .0076 F2 .1744 .2021 .6619 F3 .2831 .5016 .2721 F4 .2204 .0028 .2421 F5 .2431 .2338 .0096 F6 .3647 .4044 .0026 F7 .3124 .3374 .5132 F8 .4289 .2679 .7656 F9 .0887 .3699 .6828 F10 .3764 .1245 .5089 F11 .0245 .0886 .4925 F12 .1640 .1963 .3342 F13 .4252 .2660 .2589 F14 .0851 .3843 .3369