data_[Ac8Pm20Dy4Er4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Pm  1.1300  1.8500  1.1100
  Dy  1.2200  1.7500  1.1310
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [5.8081]
_cell_length_b [20.5804]
_cell_length_c [10.9308]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Ac2Pm5DyEr]
_chemical_formula_sum '[Ac8 Pm20 Dy4 Er4]'
_cell_volume [1306.5995]
_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
[
  Ac  Ac0  4  0.0000  0.1127  0.7338  1
  Ac  Ac1  4  0.0000  0.1167  0.3172  1
  Pm  Pm2  4  0.0000  0.0189  0.0211  1
  Pm  Pm3  4  0.0000  0.2813  0.3102  1
  Pm  Pm4  4  0.0000  0.2953  0.7021  1
  Pm  Pm5  4  0.0000  0.3863  0.0206  1
  Pm  Pm6  4  0.0000  0.4833  0.7426  1
  Dy  Dy7  4  0.0000  0.4076  0.4669  1
  Er  Er8  4  0.0000  0.2044  0.0095  1
]