data_[Pm4Pr20Tm12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Pr  1.1300  1.8500  1.0600
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [20.3134]
_cell_length_b [6.3166]
_cell_length_c [11.6612]
_cell_angle_alpha [90.0000]
_cell_angle_beta [122.1894]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [PmPr5Tm3]
_chemical_formula_sum '[Pm4 Pr20 Tm12]'
_cell_volume [1266.2879]
_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
[
  Pr  Pr0  8  0.1412  0.3208  0.1597  1
  Pr  Pr1  8  0.1795  0.1817  0.8335  1
  Pm  Pm2  4  0.0000  0.1176  0.2500  1
  Pr  Pr3  4  0.0000  0.3988  0.7500  1
  Tm  Tm4  8  0.1759  0.2257  0.5267  1
  Tm  Tm5  4  0.0000  0.0000  0.0000  1
]