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 1000182 _database_code_amcsd 0014295 5.0875 5.0875 12.7319 90 90 90 I4/mcm atom x y z occ N1 0 .5 .25 H1 -.0015 .3303 .2043 .5 Al1 0 0 0 F1 0 0 .1386 F2 .2102 .7102 0