data_[Ac4La20Sm4Er8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  La  1.1000  1.9500  1.1720
  Sm  1.1700  1.8500  1.2290
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [5.6609]
_cell_length_b [24.5254]
_cell_length_c [9.6325]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [AcLa5SmEr2]
_chemical_formula_sum '[Ac4 La20 Sm4 Er8]'
_cell_volume [1337.3432]
_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
[
  La  La0  4  0.0000  0.0072  0.0393  1
  La  La1  4  0.0000  0.2599  0.8498  1
  La  La2  4  0.0000  0.3129  0.2288  1
  La  La3  4  0.0000  0.3939  0.5327  1
  Ac  Ac4  4  0.0000  0.3963  0.9246  1
  La  La5  4  0.0000  0.4744  0.2554  1
  Sm  Sm6  4  0.0000  0.2281  0.5307  1
  Er  Er7  4  0.0000  0.1116  0.7936  1
  Er  Er8  4  0.0000  0.1734  0.1689  1
]