Na1.7 O44 P4 W12 Benmmoussa A, Groult D, Labbe P, Raveau B Acta Crystallographica C40 (1984) 573-576 Two New Members of a Series of Monoclinic Sodium Phosphate Tungsten Bronzes Nax P4 O8 (W O3)2m: Nax P4 W8 O32 (m=4) and Nax P4 W12 O44 (m=6) _cod_database_code 1001272 _database_code_amcsd 0009991 23.775 5.291 6.588 90 93.47 90 P2_1/a atom x y z occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) W1 .27960 .24069 .67190 .00403 .00356 .00407 .00015 .00013 -.00040 W2 .40705 .24121 .35909 .00349 .00354 .00300 -.00005 -.00007 -.00007 W3 .15480 .23644 .99311 .00360 .00334 .00335 -.00008 .00042 -.00012 P1 .04687 .2256 .3261 O1 .2541 .5255 .530 O2 .3468 .2308 .510 O3 .3221 .4535 .866 O4 .3116 .9548 .823 O5 .0819 .259 .140 O6 .4464 .4588 .589 O7 .4393 -.0667 .514 O8 .2151 .2395 .828 O9 .1103 .0219 .789 O10 .1190 .5226 .836 O11 .4852 .2318 .248 Na1 .5086 .215 .862 .425