Sodalite Hassan I, Grundy H Acta Crystallographica B40 (1984) 6-13 The crystal structures of sodalite-group minerals _cod_database_code 1000028 _database_code_amcsd 0009790 8.875 8.875 8.875 90 90 90 P-43n atom x y z Na .1777 .1777 .1777 Al .25 0 .5 Si .25 .5 0 O .1387 .1484 .4375 Cl 0 0 0