Natrolite Taylor W, Meek C, Jackson W Zeitschrift fur Kristallographie 84 (1933) 373-398 The structures of fibrous zeolites _cod_database_code 1011255 _database_code_amcsd 0018117 18.29999 18.59999 6.57 90 90 90 Fdd2 atom x y z O1 .069 .181 .125 O2 .069 .181 .625 O3 .014 .067 .875 O4 .183 .236 .375 O5 .097 .042 .5 O6 .208 .153 .75 Si1 0 0 0 Si2 .153 .208 .625 Al1 .036 .089 .625 Na1 .222 .028 .625