NH4AlF4 Bulou A, Leble A, Hewat A Materials Research Bulletin 17 (1982) 391-397 NH4AlF4: Determination of the Ordered and Disordered Structures by Neutron Powder Profile Refinement _cod_database_code 1000183 _database_code_amcsd 0014296 5.0564 5.0564 12.7113 90 90 90 P4_2/mbc atom x y z N1 0 0 .25 H1 .0017 .8310 .2030 Al1 0 .5 0 F1 0 .5 .1394 F2 .2957 .2980 0