data_[Tb10Pm2Th8]
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
  Th  1.3000  1.8000  1.0800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.4884]
_cell_length_b [3.5878]
_cell_length_c [11.8536]
_cell_angle_alpha [90.0000]
_cell_angle_beta [102.3705]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tb5PmTh4]
_chemical_formula_sum '[Tb10 Pm2 Th8]'
_cell_volume [643.3989]
_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
[
  Tb  Tb0  4  0.1015  0.0000  0.3040  1
  Tb  Tb1  4  0.2045  0.5000  0.1017  1
  Tb  Tb2  2  0.0000  0.5000  0.5000  1
  Pm  Pm3  2  0.0000  0.0000  0.0000  1
  Th  Th4  4  0.1002  0.5000  0.7967  1
  Th  Th5  4  0.2000  0.0000  0.6005  1
]