data_[Ac4Nd20Er12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Nd  1.1400  1.8500  1.2765
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [15.4084]
_cell_length_b [10.1120]
_cell_length_c [9.1740]
_cell_angle_alpha [90.0000]
_cell_angle_beta [119.5767]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [AcNd5Er3]
_chemical_formula_sum '[Ac4 Nd20 Er12]'
_cell_volume [1243.1433]
_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  0.0960  0.2500  1
  Nd  Nd1  8  0.1649  0.1080  0.0705  1
  Nd  Nd2  8  0.1776  0.4306  0.1040  1
  Nd  Nd3  4  0.0000  0.4403  0.2500  1
  Er  Er4  8  0.0841  0.2531  0.6634  1
  Er  Er5  4  0.2500  0.2500  0.5000  1
]