# generated using pymatgen data_Ba2AlTlV2O7 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 3.48910700 _cell_length_b 3.99065100 _cell_length_c 16.30518393 _cell_angle_alpha 83.16701136 _cell_angle_beta 90.00000000 _cell_angle_gamma 90.00000000 _symmetry_Int_Tables_number 1 _chemical_formula_structural Ba2AlTlV2O7 _chemical_formula_sum 'Ba2 Al1 Tl1 V2 O7' _cell_volume 225.41769893 _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 0.50000000 0.55822500 0.80967300 1.0 Ba Ba1 1 0.50000000 0.55531800 0.22428500 1.0 Al Al2 1 0.50000000 0.62185900 0.52484000 1.0 Tl Tl3 1 0.00000000 0.05791000 0.02718500 1.0 V V4 1 0.00000000 0.06801800 0.63952500 1.0 V V5 1 0.00000000 0.99226600 0.36661400 1.0 O O6 1 0.00000000 0.09602300 0.75410800 1.0 O O7 1 0.00000000 0.44987500 0.54763900 1.0 O O8 1 0.50000000 0.85972200 0.61566500 1.0 O O9 1 0.50000000 0.90415700 0.43478300 1.0 O O10 1 0.50000000 0.34189400 0.95219300 1.0 O O11 1 0.00000000 0.46669000 0.35754600 1.0 O O12 1 0.00000000 0.02804400 0.24594200 1.0