Thermonatrite Harper J Zeitschrift fur Kristallographie 95 (1936) 266-273 Crystal structure of sodium carbonate monohydrate, Na2 C O3 H2 O _cod_database_code 1011295 _database_code_amcsd 0018142 10.721 5.243 6.44 90 90 90 Pca2_1 atom x y z O1 .1472 .5417 -.25 O2 .3386 .4364 -.25 O3 .2869 -.1708 -.25 O4 -.0222 .1111 .0139 C1 .2603 .6025 -.25 Na1 .1944 .1389 -.0417 Na2 .0139 -.375 .0417 H1 .445 .783 .128 H2 .422 .855 -.104