Nahcolite Zachariasen W Journal of Chemical Physics 1 (1933) 634-639 The Crystal Lattice of Sodium Bicarbonate, Na H C O3 _cod_database_code 1011016 _database_code_amcsd 0017923 7.51 9.70 3.53 90 93.32 90 P2_1/n atom x y z Na1 .278 0 .708 C1 .069 .236 .314 O1 .069 .367 .314 O2 .2 .169 .183 O3 .939 .169 .444 H1 .319 .25 .064