data_global _amcsd_formula_title 'Al F5 H2 K2 O' loop_ _publ_author_name 'Fourquet J' 'Boulard B' 'Plet F' _journal_name_full 'Journal of Solid State Chemistry' _journal_volume 81 _journal_year 1989 _journal_page_first 35 _journal_page_last 39 _publ_section_title ; K2 Al F5 H2 O: Location of Hydrogen Atoms by X-Ray Diffraction and Raman Spectroscopy Study _cod_database_code 1000262 ; _database_code_amcsd 0013660 _chemical_formula_sum 'K2 Al F5 O H2' _cell_length_a 9.200 _cell_length_b 8.119 _cell_length_c 7.486 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 559.165 _exptl_crystal_density_diffrn 2.592 _symmetry_space_group_name_H-M 'C m c m' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2+y,z' 'x,-y,1/2+z' '1/2+x,1/2-y,1/2+z' '-x,y,1/2-z' '1/2-x,1/2+y,1/2-z' '-x,y,z' '1/2-x,1/2+y,z' 'x,-y,-z' '1/2+x,1/2-y,-z' 'x,y,1/2-z' '1/2+x,1/2+y,1/2-z' '-x,-y,1/2+z' '1/2-x,1/2-y,1/2+z' '-x,-y,-z' '1/2-x,1/2-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z K1 0.28620 0.21280 0.25000 Al1 0.00000 0.00000 0.00000 F1 0.19220 0.00000 0.00000 F2 0.00000 0.21890 0.00050 F3 0.00000 -0.00120 0.25000 O1 0.00000 0.46360 0.25000 H1 0.00000 0.40300 0.15660 loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_23 K1 0.03140 0.02510 0.02110 0.00600 0.00000 0.00000 Al1 0.01710 0.01250 0.00880 0.00000 0.00000 -0.00030 F1 0.01990 0.05080 0.02530 0.00000 0.00000 -0.01330 F2 0.06190 0.01320 0.02140 0.00000 0.00000 -0.00160 F3 0.04110 0.02790 0.00860 0.00000 0.00000 0.00000 O1 0.05290 0.02250 0.02190 0.00000 0.00000 0.00000