data_[Cs6Sm2I12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Sm  1.1700  1.8500  1.2290
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [9.0613]
_cell_length_b [9.6863]
_cell_length_c [15.5562]
_cell_angle_alpha [90.0000]
_cell_angle_beta [123.8168]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Cs3SmI6]
_chemical_formula_sum '[Cs6 Sm2 I12]'
_cell_volume [1134.3736]
_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
[
  Cs  Cs0  4  0.2895  0.5781  0.2575  1.0
  Cs  Cs1  2  0.5000  0.0000  0.5000  1.0
  Sm  Sm2  2  0.0000  0.0000  0.0000  1.0
  I  I3  4  0.0955  0.5513  0.7226  1.0
  I  I4  4  0.2333  0.2337  0.5732  1.0
  I  I5  4  0.3270  0.6736  0.5511  1.0
]