data_[Pr4Dy16Ho8Er4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Dy  1.2200  1.7500  1.1310
  Ho  1.2300  1.7500  1.0410
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [Imma]
_cell_length_a [6.7860]
_cell_length_b [11.7426]
_cell_length_c [13.2496]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [74]
_chemical_formula_structural [PrDy4Ho2Er]
_chemical_formula_sum '[Pr4 Dy16 Ho8 Er4]'
_cell_volume [1055.7993]
_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
[
  Pr  Pr0  4  0.2500  0.2500  0.7500  1
  Dy  Dy1  8  0.0000  0.0031  0.2505  1
  Dy  Dy2  8  0.2497  0.2500  0.4966  1
  Ho  Ho3  4  0.0000  0.0000  0.0000  1
  Ho  Ho4  4  0.2500  0.2500  0.2500  1
  Er  Er5  4  0.0000  0.0000  0.5000  1
]