data_[Li3Sm6Bi3O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Sm  1.1700  1.8500  1.2290
  Bi  2.0200  1.6000  1.0350
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [5.7742]
_cell_length_b [5.7742]
_cell_length_c [14.9941]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [LiSm2BiO6]
_chemical_formula_sum '[Li3 Sm6 Bi3 O18]'
_cell_volume [432.9521]
_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
[
  Li  Li0  3  0.0000  0.0000  0.2015  1
  Sm  Sm1  3  0.0000  0.0000  0.4682  1
  Sm  Sm2  3  0.0000  0.0000  0.9687  1
  Bi  Bi3  3  0.0000  0.0000  0.6827  1
  O  O4  9  0.0545  0.3454  0.7512  1
  O  O5  9  0.0619  0.6940  0.2545  1
]