data_[Dy4Y6Er12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Dy  1.2200  1.7500  1.1310
  Y  1.2200  1.8000  1.0400
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [I4/mmm]
_cell_length_a [4.7018]
_cell_length_b [4.7018]
_cell_length_c [32.9103]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [139]
_chemical_formula_structural [Dy2(YEr2)3]
_chemical_formula_sum '[Dy4 Y6 Er12]'
_cell_volume [727.5442]
_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
[
  Y  Y0  4  0.0000  0.0000  0.2024  1
  Dy  Dy1  4  0.0000  0.0000  0.4539  1
  Y  Y2  2  0.0000  0.0000  0.0000  1
  Er  Er3  8  0.0000  0.5000  0.1207  1
  Er  Er4  4  0.0000  0.0000  0.3069  1
]