data_image0 _chemical_formula_structural Al2Se2 _chemical_formula_sum "Al2 Se2" _cell_length_a 3.7994779197801734 _cell_length_b 3.7995534738379897 _cell_length_c 32.745636000000005 _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 Al Al1 1.0 2.2768009363781892e-17 0.9349308828781226 0.4661598708908875 1.0000 Al Al2 1.0 0.5000000000289285 0.4349308836890088 0.5338401291091124 1.0000 Se Se1 1.0 0.5000000000289285 0.4350361776407204 0.4548977485121986 1.0000 Se Se2 1.0 2.034789132058679e-17 0.9350361758197183 0.5451022514878012 1.0000