data_image0 _chemical_formula_structural AlSe2Al _chemical_formula_sum "Al2 Se2" _cell_length_a 3.792222325935537 _cell_length_b 3.7922162773475914 _cell_length_c 19.899337065858596 _cell_angle_alpha 90.0 _cell_angle_beta 90.0 _cell_angle_gamma 120.00005276221535 _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 0.33332111566774425 0.6666271056400334 0.5647826182753832 1.0000 Se Se1 1.0 0.6666729035826598 0.3333102886611588 0.37690474437302024 1.0000 Se Se2 1.0 0.9999823963709797 3.075373550780173e-07 0.623095253322451 1.0000 Al Al2 1.0 0.33331150889759686 0.6666381434906488 0.43521736534926747 1.0000