data_global _chemical_name_mineral 'Gallium' loop_ _publ_author_name 'Bosio L' 'Defrain A' 'Curien H' 'Rimsky A' _journal_name_full 'Acta Crystallographica, Section B' _journal_volume 25 _journal_year 1969 _journal_page_first 995 _journal_page_last 995 _publ_section_title ; Structure cristalline du gallium-beta Sample: at T = 248.15 K Note: structure known as beta phase ; _database_code_amcsd 0009351 _chemical_compound_source 'Synthetic' _chemical_formula_sum 'Ga' _cell_length_a 2.766 _cell_length_b 8.053 _cell_length_c 3.332 _cell_angle_alpha 90 _cell_angle_beta 92.02 _cell_angle_gamma 90 _cell_volume 74.173 _exptl_crystal_density_diffrn 6.244 _symmetry_space_group_name_H-M 'C 1 2/c 1' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2+y,z' 'x,-y,1/2+z' '1/2+x,1/2-y,1/2+z' '-x,y,1/2-z' '1/2-x,1/2+y,1/2-z' '-x,-y,-z' '1/2-x,1/2-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z Ga 0.00000 0.13100 0.25000