data_[Tb20Pr4Sm4Tm8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Pr  1.1300  1.8500  1.0600
  Sm  1.1700  1.8500  1.2290
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [5.6237]
_cell_length_b [19.9647]
_cell_length_c [10.5604]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Tb5PrSmTm2]
_chemical_formula_sum '[Tb20 Pr4 Sm4 Tm8]'
_cell_volume [1185.6750]
_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  0.0000  0.0169  0.0253  1
  Tb  Tb1  4  0.0000  0.2807  0.3119  1
  Tb  Tb2  4  0.0000  0.2984  0.7090  1
  Tb  Tb3  4  0.0000  0.3898  0.0246  1
  Tb  Tb4  4  0.0000  0.4774  0.7368  1
  Pr  Pr5  4  0.0000  0.4162  0.4482  1
  Sm  Sm6  4  0.0000  0.2001  0.0128  1
  Tm  Tm7  4  0.0000  0.1113  0.7346  1
  Tm  Tm8  4  0.0000  0.1143  0.3208  1
]