data_[Nd16Tl4O4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  Tl  1.6200  1.9000  1.3325
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [16.0981]
_cell_length_b [5.8452]
_cell_length_c [7.3550]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.9872]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Nd4TlO]
_chemical_formula_sum '[Nd16 Tl4 O4]'
_cell_volume [661.8813]
_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
[
  Nd  Nd0  8  0.1067  0.4882  0.4215  1
  Nd  Nd1  8  0.1932  0.0128  0.2016  1
  Tl  Tl2  4  0.0000  0.0159  0.7500  1
  O  O3  4  0.2500  0.2500  0.5000  1
]