# generated using pymatgen data_NiSe2 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 6.02597256 _cell_length_b 6.04786403 _cell_length_c 6.00465616 _cell_angle_alpha 90.00245704 _cell_angle_beta 89.99913669 _cell_angle_gamma 89.99975284 _symmetry_Int_Tables_number 1 _chemical_formula_structural NiSe2 _chemical_formula_sum 'Ni4 Se8' _cell_volume 218.83526635 _cell_formula_units_Z 4 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 Ni Ni0 1 0.00000000 -0.00000000 0.00000000 1.0 Ni Ni1 1 0.50000000 -0.00000000 0.50000000 1.0 Ni Ni2 1 0.50000000 0.50000000 0.00000000 1.0 Ni Ni3 1 0.00000000 0.50000000 0.50000000 1.0 Se Se4 1 0.38544456 0.38477606 0.38674452 1.0 Se Se5 1 0.11456467 0.61520584 0.88675844 1.0 Se Se6 1 0.88543324 0.11522982 0.61327133 1.0 Se Se7 1 0.61455821 0.88477358 0.11327574 1.0 Se Se8 1 0.61455544 0.61522394 0.61325548 1.0 Se Se9 1 0.88543533 0.38479416 0.11324156 1.0 Se Se10 1 0.11456676 0.88477018 0.38672867 1.0 Se Se11 1 0.38544179 0.11522642 0.88672426 1.0