data_[Tb8Pr6Er2]
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
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [Pmn2_1]
_cell_length_a [11.6666]
_cell_length_b [7.3134]
_cell_length_c [6.3270]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [Tb4Pr3Er]
_chemical_formula_sum '[Tb8 Pr6 Er2]'
_cell_volume [539.8374]
_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  0.2474  0.1220  0.9812  1.0
  Tb  Tb1  2  0.0000  0.1214  0.6479  1.0
  Tb  Tb2  2  0.0000  0.8783  0.1492  1.0
  Pr  Pr3  4  0.2499  0.6264  0.9818  1.0
  Pr  Pr4  2  0.0000  0.6280  0.6467  1.0
  Er  Er5  2  0.0000  0.3696  0.1455  1.0
]