data_[Tb8Pm20Er4Sc4]
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
  Er  1.2400  1.7500  1.0300
  Sc  1.3600  1.6000  0.8850
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [5.3530]
_cell_length_b [21.8633]
_cell_length_c [10.1747]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Tb2Pm5ErSc]
_chemical_formula_sum '[Tb8 Pm20 Er4 Sc4]'
_cell_volume [1190.7875]
_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  8  0.0000  0.1155  0.5008  1
  Pm  Pm1  8  0.0000  0.2783  0.0629  1
  Pm  Pm2  4  0.0000  0.0005  0.2500  1
  Pm  Pm3  4  0.0000  0.3731  0.7500  1
  Pm  Pm4  4  0.0000  0.5000  0.0000  1
  Er  Er5  4  0.0000  0.3984  0.2500  1
  Sc  Sc6  4  0.0000  0.2134  0.7500  1
]