# generated using pymatgen data_Ba2YMgTlCu2O7 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 3.76335858 _cell_length_b 4.02049401 _cell_length_c 15.05779559 _cell_angle_alpha 89.99903570 _cell_angle_beta 89.99717386 _cell_angle_gamma 89.98913387 _symmetry_Int_Tables_number 1 _chemical_formula_structural Ba2YMgTlCu2O7 _chemical_formula_sum 'Ba2 Y1 Mg1 Tl1 Cu2 O7' _cell_volume 227.83288485 _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 Ba Ba0 1 0.50004477 0.50000073 0.22831866 1.0 Ba Ba1 1 0.50007165 0.50001860 0.89589458 1.0 Y Y2 1 0.49995590 0.49999031 0.47862355 1.0 Mg Mg3 1 0.49997182 0.00002982 0.71450394 1.0 Tl Tl4 1 0.00005110 0.00001424 0.05112818 1.0 Cu Cu5 1 0.00003753 0.99999524 0.37023507 1.0 Cu Cu6 1 -0.00007950 0.99998185 0.57657276 1.0 O O7 1 0.00004525 0.00000080 0.19717354 1.0 O O8 1 0.00001743 0.49999565 0.37678366 1.0 O O9 1 0.50003088 0.99999608 0.39508657 1.0 O O10 1 0.49989795 0.99998499 0.58545748 1.0 O O11 1 0.50003770 0.49998769 0.04906209 1.0 O O12 1 -0.00007009 0.49998362 0.56832886 1.0 O O13 1 -0.00001541 0.00002139 0.77845704 1.0