data_[Dy12Y1Er3]
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 [P4/mmm]
_cell_length_a [5.0057]
_cell_length_b [5.0057]
_cell_length_c [19.9980]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [123]
_chemical_formula_structural [Dy12YEr3]
_chemical_formula_sum '[Dy12 Y1 Er3]'
_cell_volume [501.0842]
_cell_formula_units_Z [1]
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
[
  Dy  Dy0  4  0.0000  0.5000  0.1259  1
  Dy  Dy1  4  0.0000  0.5000  0.3752  1
  Dy  Dy2  2  0.5000  0.5000  0.2505  1
  Y  Y3  1  0.0000  0.0000  0.0000  1
  Dy  Dy4  1  0.5000  0.5000  0.0000  1
  Dy  Dy5  1  0.5000  0.5000  0.5000  1
  Er  Er6  2  0.0000  0.0000  0.2504  1
  Er  Er7  1  0.0000  0.0000  0.5000  1
]