Nitratine Paul G L, Pryor A W Acta Crystallographica B28 (1972) 2700-2702 The study of sodium nitrate by neutron diffraction Sample: T = 250 C Locality: synthetic _database_code_amcsd 0009445 5.081 5.081 17.27 90 90 120 R-3c atom x y z occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Na 0 0 0 .0512 .0512 .0491 .0256 0 0 N 0 0 .25 .0393 .0393 .0514 .01965 0 0 O1 .2397 0 .25 .934 .0407 .1020 .0892 .0510 -.0193 -.0386 O2 -.2397 0 .25 .066 .0407 .1020 .0892 .0510 -.0193 -.0386