data_[Tb2Ho4Cu4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Ho  1.2300  1.7500  1.0410
  Cu  1.9000  1.3500  0.8200
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [4.9974]
_cell_length_b [4.5923]
_cell_length_c [10.6549]
_cell_angle_alpha [90.0000]
_cell_angle_beta [97.0803]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Tb(HoCu)2]
_chemical_formula_sum '[Tb2 Ho4 Cu4]'
_cell_volume [242.6626]
_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  2  0.3097  0.2500  0.7606  1
  Ho  Ho1  2  0.1560  0.2500  0.1132  1
  Ho  Ho2  2  0.2513  0.7500  0.5048  1
  Cu  Cu3  2  0.2124  0.2500  0.3647  1
  Cu  Cu4  2  0.3754  0.7500  0.9908  1
]