data_[Tb12Pm4Nd4Y4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Pm  1.1300  1.8500  1.1100
  Nd  1.1400  1.8500  1.2765
  Y  1.2200  1.8000  1.0400
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [5.9666]
_cell_length_b [11.1470]
_cell_length_c [11.9474]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Tb3PmNdY]
_chemical_formula_sum '[Tb12 Pm4 Nd4 Y4]'
_cell_volume [794.6101]
_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
[
  Tb  Tb0  8  0.0000  0.3289  0.5004  1
  Tb  Tb1  4  0.0000  0.1714  0.7500  1
  Pm  Pm2  4  0.0000  0.4998  0.2500  1
  Nd  Nd3  4  0.0000  0.0000  0.0000  1
  Y  Y4  4  0.0000  0.1707  0.2500  1
]