data_[Ac24Sm4Er8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Sm  1.1700  1.8500  1.2290
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [15.9879]
_cell_length_b [9.4583]
_cell_length_c [10.0766]
_cell_angle_alpha [90.0000]
_cell_angle_beta [99.8376]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Ac6SmEr2]
_chemical_formula_sum '[Ac24 Sm4 Er8]'
_cell_volume [1501.3518]
_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  8  0.1005  0.1953  0.1264  1
  Ac  Ac1  8  0.1200  0.4342  0.8329  1
  Ac  Ac2  8  0.1358  0.2204  0.5183  1
  Sm  Sm3  4  0.0000  0.1017  0.7500  1
  Er  Er4  8  0.2182  0.0779  0.8517  1
]