Fe2 O13 V4 Permer L, Laligant Y European Journal of Solid State and Inorganic Chemistry 34 (1997) 41-52 Crystal structure of the tetrapolyvanadate Fe2 V4 O13 _cod_database_code 1000431 _database_code_amcsd 0012606 8.3125 9.4055 14.5768 90 102.231 90 P2_1/c atom x y z Fe1 .9534 .0042 .2723 Fe2 .569 .0061 .2526 V1 .5145 .2560 -.0673 V2 .1292 .2395 -.0747 V3 .7119 .2788 .1600 V4 .2143 .1871 .1518 O1 .1209 .1905 .0467 O2 .3303 .3088 -.0336 O3 .6490 .2397 .0335 O4 .7487 .1319 .2196 O5 .7906 .8791 .3125 O6 .6024 .1147 .3884 O7 .5076 .8951 .1404 O8 .1003 .8497 .3368 O9 .9025 .8872 .1453 O10 .4058 .1728 .1776 O11 .0061 .1109 .3966 O12 .3911 .8858 .2978 O13 .116 .1151 .2336