data_[Tb4Er4Co4]
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
  Co  1.8800  1.3500  0.7683
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [13.0187]
_cell_length_b [3.3857]
_cell_length_c [6.6891]
_cell_angle_alpha [90.0000]
_cell_angle_beta [104.8702]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [TbErCo]
_chemical_formula_sum '[Tb4 Er4 Co4]'
_cell_volume [284.9674]
_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  4  0.1294  0.5000  0.0651  1.0
  Er  Er1  4  0.1285  0.5000  0.5634  1.0
  Co  Co2  4  0.0007  0.0000  0.7459  1.0
]