H4 K2 Na2 O14 P4 Averbuch-Pouchot M, Durif A Journal of Solid State Chemistry 58 (1985) 119-132 Contribution to the crystal chemistry of tetrametaphosphates (I). _cod_database_code 1007174 _database_code_amcsd 0013550 7.928 7.928 21.66 90 90 90 P4_1 atom x y z K1 .3486 .1546 .57318 K2 -.0160 .3723 .13493 P1 .0719 .0876 0 P2 .1442 .2756 .70911 P3 .7831 .4939 .99844 P4 .1303 .4334 .95992 Na1 .7945 .0664 .6439 Na2 .4330 .2900 .0656 O1 .1507 .1305 .0603 O2 .0748 .1137 .2192 O3 .1053 .1297 .7600 O4 .7644 .0654 .8987 O5 .5609 .1062 .9904 O6 .7456 .3449 .9487 O7 .6570 .2455 .7165 O8 .4562 .3004 .8082 O9 .0154 .5300 .5098 O10 .7062 .5324 .4910 O11 .4867 .0915 .1496 O12 .7681 .1107 .1992 O13 .6826 .2330 .5605 O14 .3185 .4531 .1505