Cejkaite Li Y, Krivovichev S V, Burns P C Mineralogical Magazine 65 (2001) 297-304 The crystal structure of Na4(UO2)(CO3)3 and its relationship to schrockingerite Locality: synthetic _database_code_amcsd 0014557 9.3417 9.3417 12.824 90 90 120 P-3c1 atom x y z Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Na1 0 0 .25 .023 .022 .022 .024 .011 0 0 Na2 0 0 0 .022 .023 .023 .020 .011 0 0 Na3 .8769 .3076 .3764 .027 .013 .016 .049 .006 .001 .005 U 2/3 1/3 .1303 .011 .010 .010 .013 .005 0 0 C .0733 .7444 .3723 .017 .011 .013 .022 .002 -.004 -.001 O1 2/3 1/3 .2718 .020 .022 .022 .017 .011 0 0 O2 2/3 1/3 -.0106 .023 .030 .030 .009 .015 0 0 O3 .9651 .7833 .3784 .021 .015 .019 .033 .012 -.002 -.003 O4 .0460 .5959 .3817 .023 .010 .010 .049 .005 .006 .006 O5 .1471 .3765 .3563 .026 .012 .015 .055 .010 0 -.002