N Na3 O3 W Elder S, DiSalvo F, Parise J, Hriljac J, Richardsen J Journal of Solid State Chemistry 108 (1994) 73-79 The synthesis and structural characterization of Na3WO3N _cod_database_code 1005014 _database_code_amcsd 0013790 7.2481 6.2728 5.6493 90 90 90 Pmn2_1 atom x y z occ W1 0 .828 0 Na1 .5 .842 .9800 Na2 .2456 .3326 .9758 O1 0 .1021 .8960 .75 N1 0 .1021 .8960 .25 O2 .5 .1752 .8139 .75 N2 .5 .1752 .8139 .25 O3 .2054 .6919 .8988 .75 N3 .2054 .6919 .8988 .25