data_global _amcsd_formula_title 'Sr(BF4)2' loop_ _publ_author_name 'Bunic T' 'Tavcar G' 'Goreshnik E' 'Zemva B' _journal_name_full 'Acta Crystallographica, Section C' _journal_volume 63 _journal_year 2007 _journal_page_first i75 _journal_page_last i76 _publ_section_title ; Strontium tetrafluoridoborate and barium tetrafluoridoborate ; _database_code_amcsd 0010336 _chemical_formula_sum 'Sr B2 F8' _cell_length_a 9.121 _cell_length_b 8.714 _cell_length_c 13.180 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 1047.552 _exptl_crystal_density_diffrn 3.313 _symmetry_space_group_name_H-M 'P b c a' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x,1/2-y,1/2+z' '-x,1/2+y,1/2-z' '1/2-x,1/2+y,z' '1/2+x,1/2-y,-z' '1/2+x,y,1/2-z' '1/2-x,-y,1/2+z' '-x,-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv Sr1 0.03288 0.78148 0.60416 0.00870 B1 0.77700 0.49700 0.55960 0.02410 B2 0.89430 0.81610 0.34240 0.02410 F11 0.87530 0.57720 0.62050 0.02880 F12 0.69830 0.39370 0.61860 0.03190 F13 0.67720 0.59920 0.51560 0.03450 F14 0.85500 0.42150 0.48320 0.03220 F21 0.92480 0.76830 0.44180 0.03030 F22 0.75040 0.77650 0.31720 0.03240 F23 0.91340 0.97450 0.33450 0.03640 F24 0.98990 0.74140 0.27540 0.03030 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 Sr1 0.00820 0.00860 0.00920 -0.00038 0.00023 0.00025 B1 0.02100 0.02600 0.02500 -0.00100 -0.00400 0.00200 B2 0.02400 0.02800 0.02000 0.00100 -0.00300 -0.00600 F11 0.02900 0.02900 0.02820 -0.00520 -0.00430 0.00080 F12 0.02900 0.03400 0.03300 -0.00950 -0.00140 0.00580 F13 0.03500 0.03500 0.03400 0.00850 -0.00380 0.00200 F14 0.02900 0.03100 0.03700 0.00130 0.00270 -0.00750 F21 0.03200 0.03900 0.02100 -0.00110 0.00010 0.00170 F22 0.02260 0.04700 0.02700 -0.00500 0.00100 -0.00360 F23 0.04700 0.02900 0.03300 -0.00400 -0.00100 -0.00350 F24 0.02900 0.03700 0.02500 0.00400 0.00370 -0.00140