data_[Y4Ho16Er4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Ho  1.2300  1.7500  1.0410
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [8.7256]
_cell_length_b [14.6792]
_cell_length_c [6.4117]
_cell_angle_alpha [90.0000]
_cell_angle_beta [111.1832]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [YHo4Er]
_chemical_formula_sum '[Y4 Ho16 Er4]'
_cell_volume [765.7455]
_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
[
  Y  Y0  4  0.0000  0.4151  0.2500  1
  Ho  Ho1  8  0.0926  0.1967  0.5379  1
  Ho  Ho2  8  0.2033  0.3717  0.8799  1
  Er  Er3  4  0.0000  0.0020  0.2500  1
]