K2AlF5*(H2O) 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 1000478 _database_code_amcsd 0013025 6.133 7.475 6.142 90 97.17 90 P2_1/m atom x y z U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) K1 .0732 .25 .5011 .0331 .0210 .0220 0 .0011 0 K2 .5013 .25 .0734 .0211 .0212 .0339 0 .0012 0 Al1 0 0 0 .0124 .0083 .0134 .0003 -.0007 .0006 F1 .0013 .25 .0019 .0328 .0082 .0346 0 -.0014 0 F2 .8079 .9999 .1925 .0367 .0254 .0375 .0103 .0206 .0109 F3 .2191 .9998 .2190 .0340 .0214 .0330 .0010 -.0181 .0008 O1 .5358 .25 .5358 .0336 .0234 .0377 0 -.0086 0 H1 .4077 .6682 .4101