data_[Ac2Sm8Er10]
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/m]
_cell_length_a [17.2228]
_cell_length_b [3.5902]
_cell_length_c [11.2451]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.7238]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [AcSm4Er5]
_chemical_formula_sum '[Ac2 Sm8 Er10]'
_cell_volume [695.2601]
_cell_formula_units_Z [2]
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  2  0.0000  0.5000  0.0000  1
  Sm  Sm1  4  0.0294  0.0000  0.7421  1
  Sm  Sm2  4  0.1543  0.5000  0.2497  1
  Er  Er3  4  0.1731  0.0000  0.5449  1
  Er  Er4  4  0.1775  0.0000  0.9430  1
  Er  Er5  2  0.0000  0.5000  0.5000  1
]