data_[Tb2Nd4Er2Tm2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Nd  1.1400  1.8500  1.2765
  Er  1.2400  1.7500  1.0300
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [Pmma]
_cell_length_a [6.1718]
_cell_length_b [8.0678]
_cell_length_c [6.7561]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [51]
_chemical_formula_structural [TbNd2ErTm]
_chemical_formula_sum '[Tb2 Nd4 Er2 Tm2]'
_cell_volume [336.4079]
_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  2  0.0000  0.0000  0.0000  1
  Nd  Nd1  4  0.2500  0.3021  0.3061  1
  Er  Er2  2  0.2500  0.5000  0.8407  1
  Tm  Tm3  2  0.2500  0.0000  0.5870  1
]