# generated using pymatgen data_Tl2Co3NiSe4 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 3.84612500 _cell_length_b 3.84612500 _cell_length_c 13.81387100 _cell_angle_alpha 90.00000000 _cell_angle_beta 90.00000000 _cell_angle_gamma 90.00000000 _symmetry_Int_Tables_number 1 _chemical_formula_structural Tl2Co3NiSe4 _chemical_formula_sum 'Tl2 Co3 Ni1 Se4' _cell_volume 204.34413895 _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 Tl Tl0 1 0.50000000 0.00000000 0.75022800 1.0 Tl Tl1 1 0.00000000 0.50000000 0.24977200 1.0 Co Co2 1 0.00000000 0.00000000 0.50000000 1.0 Co Co3 1 0.00000000 0.00000000 0.00000000 1.0 Co Co4 1 0.50000000 0.50000000 0.50000000 1.0 Ni Ni5 1 0.50000000 0.50000000 0.00000000 1.0 Se Se6 1 0.00000000 0.50000000 0.89816000 1.0 Se Se7 1 0.50000000 0.00000000 0.40490700 1.0 Se Se8 1 0.50000000 0.00000000 0.10184000 1.0 Se Se9 1 0.00000000 0.50000000 0.59509300 1.0