data_[Sm18Er8Cd22]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Er  1.2400  1.7500  1.0300
  Cd  1.6900  1.5500  1.0900
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [15.9888]
_cell_length_b [23.2252]
_cell_length_c [3.5535]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [Sm9Er4Cd11]
_chemical_formula_sum '[Sm18 Er8 Cd22]'
_cell_volume [1319.5709]
_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
[
  Sm  Sm0  8  0.1121  0.2608  0.5000  1
  Sm  Sm1  8  0.1222  0.0856  0.5000  1
  Sm  Sm2  2  0.0000  0.5000  0.5000  1
  Er  Er3  8  0.1559  0.4081  0.5000  1
  Cd  Cd4  8  0.2357  0.1795  0.0000  1
  Cd  Cd5  4  0.0000  0.1686  0.0000  1
  Cd  Cd6  4  0.0000  0.3658  0.0000  1
  Cd  Cd7  4  0.2495  0.0000  0.0000  1
  Cd  Cd8  2  0.0000  0.0000  0.0000  1
]