data_[Ho2Er4Tl6Cu2Ni4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ho  1.2300  1.7500  1.0410
  Er  1.2400  1.7500  1.0300
  Tl  1.6200  1.9000  1.3325
  Cu  1.9000  1.3500  0.8200
  Ni  1.9100  1.3500  0.7400
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [3.7686]
_cell_length_b [13.0869]
_cell_length_c [7.5517]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [HoEr2Tl3CuNi2]
_chemical_formula_sum '[Ho2 Er4 Tl6 Cu2 Ni4]'
_cell_volume [372.4490]
_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
[
  Ho  Ho0  2  0.0000  0.0000  0.5900  1
  Er  Er1  4  0.0000  0.2050  0.2049  1
  Tl  Tl2  4  0.5000  0.1329  0.8674  1
  Tl  Tl3  2  0.5000  0.0000  0.2651  1
  Cu  Cu4  2  0.0000  0.0000  0.0003  1
  Ni  Ni5  4  0.5000  0.1671  0.4999  1
]