data_global _amcsd_formula_title 'BHO2' loop_ _publ_author_name 'Tazaki H' _journal_name_full 'Journal of Science of the Hiroshima University, Series A: Mathematics' _journal_volume 10 _journal_year 1940 _journal_page_first 55 _journal_page_last 61 _publ_section_title ; The structure of orthorhombic metaboric acid, HBO2 (alpha) _cod_database_code 1010879 ; _database_code_amcsd 0017550 _chemical_formula_sum 'O2 B H' _cell_length_a 8.015 _cell_length_b 9.679 _cell_length_c 6.244 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 484.392 _exptl_crystal_density_diffrn 1.803 _symmetry_space_group_name_H-M 'P b n m' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x,y,1/2-z' '-x,-y,1/2+z' '1/2+x,1/2-y,1/2+z' '1/2-x,1/2+y,1/2-z' '1/2-x,1/2+y,z' '1/2+x,1/2-y,-z' '-x,-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z O1 -0.07900 0.05500 0.25000 O2 -0.08200 0.29700 0.25000 O3 -0.07900 0.53900 0.25000 O4 0.17700 0.17800 0.25000 O5 0.17700 0.41600 0.25000 O6 0.43500 0.29700 0.25000 B1 0.00900 0.17600 0.25000 B2 0.00900 0.41800 0.25000 B3 0.26400 0.29700 0.25000 H1 0.50700 0.42500 0.25000 H2 0.50700 0.16900 0.25000 H3 0.75000 0.54700 0.25000