data_[Sm3Cd6Bi3O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Cd  1.6900  1.5500  1.0900
  Bi  2.0200  1.6000  1.0350
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [5.8050]
_cell_length_b [5.8050]
_cell_length_c [15.3316]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [SmCd2BiO6]
_chemical_formula_sum '[Sm3 Cd6 Bi3 O18]'
_cell_volume [447.4306]
_cell_formula_units_Z [3]
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  3  0.0000  0.0000  0.8101  1.0
  Cd  Cd1  3  0.0000  0.0000  0.0288  1.0
  Cd  Cd2  3  0.0000  0.0000  0.5341  1.0
  Bi  Bi3  3  0.0000  0.0000  0.3177  1.0
  O  O4  9  0.0061  0.3757  0.5813  1.0
  O  O5  9  0.0122  0.7203  0.4090  1.0
]