data_global _amcsd_formula_title 'Ba0.65 Ga10.8 O16.84' loop_ _publ_author_name 'Samaras D' 'Kotrotsios G' 'Collomb A' 'Guitel J' 'Stergiou A' _journal_name_full 'Solid State Ionics' _journal_volume 21 _journal_year 1986 _journal_page_first 143 _journal_page_last 149 _publ_section_title ; Crystal structure of a barium hexagallate: Barium betagallate _cod_database_code 1008703 ; _database_code_amcsd 0016589 _chemical_formula_sum 'Ba.648 Ga10.798 O16.84' _cell_length_a 5.859 _cell_length_b 5.859 _cell_length_c 23.19199 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 120 _cell_volume 689.471 _exptl_crystal_density_diffrn 5.353 _symmetry_space_group_name_H-M 'P 63/m m c' loop_ _space_group_symop_operation_xyz 'x,y,z' '-x,-x+y,1/2+z' 'x,x-y,1/2-z' '-x+y,-x,1/2-z' 'x-y,x,1/2+z' '-y,-x,z' 'y,x,-z' 'y,-x+y,-z' '-y,x-y,z' 'x-y,-y,1/2+z' '-x+y,y,1/2-z' 'x,y,1/2-z' '-x,-y,1/2+z' 'x,x-y,z' '-x,-x+y,-z' 'x-y,x,-z' '-x+y,-x,z' 'y,x,1/2+z' '-y,-x,1/2-z' '-y,x-y,1/2-z' 'y,-x+y,1/2+z' '-x+y,y,z' 'x-y,-y,-z' '-x,-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy Ba1 0.67810 0.35620 0.25000 0.21600 Ga1 0.83359 0.66718 0.10729 0.98200 Ga2 0.33333 0.66667 0.02430 0.89900 Ga3 0.33333 0.66667 0.17538 1.00000 Ga4 0.00000 0.00000 0.00000 1.00000 Ga5 0.84150 0.68300 0.17370 0.01800 O1 0.15580 0.31160 0.05220 0.94000 O2 0.50710 0.01420 0.15070 1.00000 O3 0.66667 0.33333 0.05790 1.00000 O4 0.00000 0.00000 0.14600 1.00000 O5 0.28600 0.57200 0.25000 0.33000 O6 0.87230 0.74460 0.25000 0.07000