data_global _amcsd_formula_title 'B F4 Rb' loop_ _publ_author_name 'Hoard J' 'Blair V' _journal_name_full 'Journal of the American Chemical Society' _journal_volume 57 _journal_year 1935 _journal_page_first 1985 _journal_page_last 1988 _publ_section_title ; The Crystal Structures of Rubidium and Ammonium Fluoborates _cod_database_code 1010094 ; _database_code_amcsd 0017027 _chemical_formula_sum 'Rb B F4' _cell_length_a 9.07 _cell_length_b 5.6 _cell_length_c 7.23 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 367.226 _exptl_crystal_density_diffrn 3.116 _symmetry_space_group_name_H-M 'P n m a' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x,1/2-y,z' '-x,1/2+y,-z' '1/2-x,1/2+y,1/2+z' '1/2+x,1/2-y,1/2-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 Rb1 0.31500 0.25000 0.33500 B1 0.93200 0.25000 0.69600 F1 0.06900 0.25000 0.59700 F2 0.81300 0.25000 0.56700 F3 0.92300 0.04300 0.81000