K2AlF5 de Kozak A, Gredin P, Pierrard A, Renaudin J Journal of Fluorine Chemistry 77 (1996) 39-44 The crystal structure of a new form of the dipotassium pentafluoroaluminate hydrate, K2AlF5*(H2O), and of its dehydrate, K2AlF5 _cod_database_code 1000479 _database_code_amcsd 0013026 5.965 5.965 3.699 90 90 90 P4/mmm atom x y z K1 0 .5 .5 Al1 0 0 0 F1 0 0 .5 F2 .219 .219 0