# generated using pymatgen data_Tl(CuSe)2 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 3.84367366 _cell_length_b 3.84367367 _cell_length_c 7.65656762 _cell_angle_alpha 104.53699238 _cell_angle_beta 104.53699570 _cell_angle_gamma 89.99998290 _symmetry_Int_Tables_number 1 _chemical_formula_structural Tl(CuSe)2 _chemical_formula_sum 'Tl1 Cu2 Se2' _cell_volume 105.75017781 _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 -0.00000000 0.00000000 -0.00000000 1.0 Cu Cu1 1 0.25000000 0.75000000 0.50000000 1.0 Cu Cu2 1 0.75000000 0.25000000 0.50000000 1.0 Se Se3 1 0.64377893 0.64377893 0.28755886 1.0 Se Se4 1 0.35622107 0.35622107 0.71244114 1.0