data_[Tb4Er12Co4]
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 [P2_1/c]
_cell_length_a [7.7137]
_cell_length_b [7.2002]
_cell_length_c [9.9547]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.4096]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [TbEr3Co]
_chemical_formula_sum '[Tb4 Er12 Co4]'
_cell_volume [527.5579]
_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  0.3125  0.5547  0.2424  1
  Er  Er1  4  0.0852  0.6275  0.8929  1
  Er  Er2  4  0.2083  0.0095  0.1177  1
  Er  Er3  4  0.4167  0.2051  0.4672  1
  Co  Co4  4  0.0460  0.2467  0.8924  1
]