data_[Tb8Er2Ni4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Er  1.2400  1.7500  1.0300
  Ni  1.9100  1.3500  0.7400
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [7.4730]
_cell_length_b [6.3870]
_cell_length_c [7.9512]
_cell_angle_alpha [90.0000]
_cell_angle_beta [112.4437]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Tb4ErNi2]
_chemical_formula_sum '[Tb8 Er2 Ni4]'
_cell_volume [350.7617]
_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  0.4070  0.0053  0.7693  1
  Tb  Tb1  2  0.0273  0.2500  0.3867  1
  Tb  Tb2  2  0.2494  0.7500  0.3436  1
  Er  Er3  2  0.1507  0.2500  0.0302  1
  Ni  Ni4  2  0.2521  0.7500  0.9954  1
  Ni  Ni5  2  0.3812  0.2500  0.4078  1
]