data_[Pm2Pr2Nd28]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Pr  1.1300  1.8500  1.0600
  Nd  1.1400  1.8500  1.2765
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [11.9133]
_cell_length_b [7.4035]
_cell_length_c [12.8171]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [PmPrNd14]
_chemical_formula_sum '[Pm2 Pr2 Nd28]'
_cell_volume [1130.4691]
_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
[
  Pr  Pr0  2  0.5000  0.0000  0.2082  1
  Pm  Pm1  2  0.5000  0.0000  0.7080  1
  Nd  Nd2  8  0.2500  0.2496  0.6250  1
  Nd  Nd3  4  0.0000  0.2497  0.7918  1
  Nd  Nd4  4  0.2495  0.0000  0.3751  1
  Nd  Nd5  4  0.2505  0.0000  0.8749  1
  Nd  Nd6  4  0.5000  0.2497  0.4582  1
  Nd  Nd7  2  0.0000  0.0000  0.0418  1
  Nd  Nd8  2  0.0000  0.0000  0.5419  1
]