data_[Nd2U2Cr4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  U  1.3800  1.7500  0.9913
  Cr  1.6600  1.4000  0.9400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [7.3153]
_cell_length_b [6.4630]
_cell_length_c [7.1879]
_cell_angle_alpha [90.0000]
_cell_angle_beta [97.8578]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [NdUCr2O8]
_chemical_formula_sum '[Nd2 U2 Cr4 O16]'
_cell_volume [336.6431]
_cell_formula_units_Z [2]
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  2  0.0000  0.0000  0.5000  1
  U  U1  2  0.0000  0.0000  0.0000  1
  Cr  Cr2  4  0.0406  0.5000  0.7103  1
  O  O3  8  0.0061  0.2140  0.7664  1
  O  O4  4  0.1680  0.5000  0.5016  1
  O  O5  4  0.2313  0.5000  0.9405  1
]