data_[Tb8Pm4Y48]
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
  Y  1.2200  1.8000  1.0400
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [7.1558]
_cell_length_b [11.2471]
_cell_length_c [24.5177]
_cell_angle_alpha [90.0000]
_cell_angle_beta [94.1939]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tb2PmY12]
_chemical_formula_sum '[Tb8 Pm4 Y48]'
_cell_volume [1967.9678]
_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  4  0.0622  0.5000  0.2717  1
  Tb  Tb1  4  0.0762  0.0000  0.2725  1
  Pm  Pm2  4  0.2493  0.0000  0.9981  1
  Y  Y3  8  0.0190  0.7499  0.0745  1
  Y  Y4  8  0.1115  0.7563  0.4452  1
  Y  Y5  8  0.1668  0.2429  0.6696  1
  Y  Y6  8  0.1985  0.7460  0.7982  1
  Y  Y7  4  0.1412  0.5000  0.5805  1
  Y  Y8  4  0.1511  0.0000  0.5692  1
  Y  Y9  4  0.2138  0.0000  0.8597  1
  Y  Y10  4  0.2153  0.5000  0.8643  1
]