data_[La2Tb10Pm16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Tb  1.1000  1.7500  0.9815
  Pm  1.1300  1.8500  1.1100
]
_symmetry_space_group_name_H-M [I-4]
_cell_length_a [9.6207]
_cell_length_b [9.6207]
_cell_length_c [10.4645]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [82]
_chemical_formula_structural [LaTb5Pm8]
_chemical_formula_sum '[La2 Tb10 Pm16]'
_cell_volume [968.5725]
_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  8  0.1104  0.7934  0.0716  1
  Tb  Tb1  2  0.0000  0.0000  0.5000  1
  La  La2  2  0.0000  0.5000  0.7500  1
  Pm  Pm3  8  0.0718  0.6769  0.3949  1
  Pm  Pm4  8  0.0846  0.8215  0.7476  1
]