data_global _chemical_name_mineral 'Bonaccordite' loop_ _publ_author_name 'Perkins D A' 'Attfield J P' _journal_name_full 'Journal of the Chemical Society, Chemical Communications' _journal_volume 1991 _journal_year 1991 _journal_page_first 229 _journal_page_last 231 _publ_section_title ; Resonant powder X-ray determination of the cation distribution in FeNi2BO5 ; _database_code_amcsd 0014105 _chemical_compound_source 'Synthetic' _chemical_formula_sum '(Fe Ni2) B O5' _cell_length_a 9.21048 _cell_length_b 12.23794 _cell_length_c 3.00620 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 338.851 _exptl_crystal_density_diffrn 5.176 _symmetry_space_group_name_H-M 'P b a m' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2-y,z' '1/2-x,1/2+y,-z' '1/2-x,1/2+y,z' '1/2+x,1/2-y,-z' 'x,y,-z' '-x,-y,z' '-x,-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_U_iso_or_equiv FeM1 0.00000 0.00000 0.00000 0.08800 0.00165 NiM1 0.00000 0.00000 0.00000 0.91200 0.00165 FeM2 0.50000 0.00000 0.50000 0.38500 0.00165 NiM2 0.50000 0.00000 0.50000 0.61500 0.00165 FeM3 -0.00010 0.28140 0.00000 0.14400 0.00165 NiM3 -0.00010 0.28140 0.00000 0.85600 0.00165 FeM4 0.73780 0.38480 0.50000 0.61900 0.00165 NiM4 0.73780 0.38480 0.50000 0.38100 0.00165 B 0.27400 0.36020 0.50000 1.00000 0.00380 O1 0.85160 0.04380 0.50000 1.00000 0.00165 O2 0.39100 0.07630 0.00000 1.00000 0.00165 O3 0.62760 0.13940 0.50000 1.00000 0.00165 O4 0.10380 0.14440 0.00000 1.00000 0.00165 O5 0.84970 0.23950 0.50000 1.00000 0.00165