Calcioburbankite Marsh R E Acta Crystallographica C45 (1989) 1840-1840 Structure of Na3M3(CO3)5. Corrigendum Locality: Nlende, Kribi, Cameroon _database_code_amcsd 0010081 10.444 18.01799 6.291 90 90 90 Cmc2_1 atom x y z occ Biso Na13 .2153 .2616 .1905 1.6 Na2 0 .4770 .1895 1.5 CeM1 0 -.1587 0 1.03 CaM23 .2610 .5794 .0018 .575 1.07 CeM23 .2610 .5794 .0018 .11 1.07 NaM23 .2610 .5794 .0018 .20 1.07 SrM23 .2610 .5794 .0018 .12 1.07 C1 0 -.0002 .1666 1.1 O1 0 .0706 .1671 2.3 O23 .1042 -.0358 .1597 2.5 C2 0 .6672 .0258 1.2 O4 0 .5966 .0263 1.9 O56 .1050 .7034 .0229 2.0 C34 .2042 .4018 -.0338 .9 O89 .1654 .3890 .1527 1.5 O1013 .2778 .3543 -.1298 1.6 O1214 .1692 .4606 -.1325 1.6 C5 0 .1968 -.0353 .9 O7 0 .2228 .1511 1.4 O1115 .1069 .1838 -.1302 1.6