# generated using pymatgen data_Nb4CuSe8 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 13.40746126 _cell_length_b 13.40746126 _cell_length_c 6.07013219 _cell_angle_alpha 77.35549919 _cell_angle_beta 77.35549919 _cell_angle_gamma 15.05430264 _symmetry_Int_Tables_number 1 _chemical_formula_structural Nb4CuSe8 _chemical_formula_sum 'Nb4 Cu1 Se8' _cell_volume 276.41846985 _cell_formula_units_Z 1 loop_ _symmetry_equiv_pos_site_id _symmetry_equiv_pos_as_xyz 1 '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 Nb Nb0 1 0.37606412 0.37606412 0.63931323 1.0 Nb Nb1 1 0.87620156 0.87620156 0.11140883 1.0 Nb Nb2 1 0.62393588 0.62393588 0.36068677 1.0 Nb Nb3 1 0.12379844 0.12379844 0.88859117 1.0 Cu Cu4 1 0.00000000 0.00000000 -0.00000000 1.0 Se Se5 1 0.94202209 0.94202209 0.72020629 1.0 Se Se6 1 0.43921278 0.43921278 0.23561592 1.0 Se Se7 1 0.56078722 0.56078722 0.76438408 1.0 Se Se8 1 0.05797791 0.05797791 0.27979371 1.0 Se Se9 1 0.68588332 0.68588332 0.64567178 1.0 Se Se10 1 0.18931115 0.18931115 0.14504937 1.0 Se Se11 1 0.81068885 0.81068885 0.85495063 1.0 Se Se12 1 0.31411668 0.31411668 0.35432822 1.0