data_image0 _chemical_formula_structural Au2Se2 _chemical_formula_sum "Au2 Se2" _cell_length_a 4.246335744826309 _cell_length_b 4.246335744826309 _cell_length_c 33.0334 _cell_angle_alpha 90.0 _cell_angle_beta 90.0 _cell_angle_gamma 90.0 _space_group_name_H-M_alt "P 1" _space_group_IT_number 1 loop_ _space_group_symop_operation_xyz 'x, y, z' loop_ _atom_site_type_symbol _atom_site_label _atom_site_symmetry_multiplicity _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy Au Au1 1.0 8.012015469086708e-20 0.4999999994317089 0.5 1.0000 Au Au2 1.0 0.4999999994317089 0.0 0.5 1.0000 Se Se1 1.0 0.4999999994317089 0.4999999994317089 0.5491836450380524 1.0000 Se Se2 1.0 0.0 0.0 0.4508163549619476 1.0000