data_[Tb10Pm10Pr4]
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
  Pr  1.1300  1.8500  1.0600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.3872]
_cell_length_b [5.1167]
_cell_length_c [11.4736]
_cell_angle_alpha [90.0000]
_cell_angle_beta [116.5975]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tb5Pm5Pr2]
_chemical_formula_sum '[Tb10 Pm10 Pr4]'
_cell_volume [807.7364]
_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  0.0835  0.5000  0.2496  1
  Tb  Tb1  4  0.1668  0.5000  0.0007  1
  Tb  Tb2  2  0.0000  0.5000  0.5000  1
  Pr  Pr3  4  0.0830  0.0000  0.7506  1
  Pm  Pm4  4  0.1663  0.0000  0.4994  1
  Pm  Pm5  4  0.2485  0.0000  0.2482  1
  Pm  Pm6  2  0.0000  0.0000  0.0000  1
]