data_[Tb4Pm12Nd2Er6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Pm  1.1300  1.8500  1.1100
  Nd  1.1400  1.8500  1.2765
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.2496]
_cell_length_b [10.8227]
_cell_length_c [11.8754]
_cell_angle_alpha [90.0000]
_cell_angle_beta [100.0674]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tb2Pm6NdEr3]
_chemical_formula_sum '[Tb4 Pm12 Nd2 Er6]'
_cell_volume [790.8546]
_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  0.0000  0.3335  0.0000  1
  Pm  Pm1  8  0.2484  0.3330  0.7473  1
  Pm  Pm2  4  0.2492  0.0000  0.7473  1
  Nd  Nd3  2  0.0000  0.0000  0.0000  1
  Er  Er4  4  0.0000  0.1669  0.5000  1
  Er  Er5  2  0.0000  0.5000  0.5000  1
]