data_[Cs3Sm6Ag3I24]
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
  Ag  1.9300  1.6000  1.0867
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [8.1253]
_cell_length_b [8.1253]
_cell_length_c [28.7289]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [CsSm2AgI8]
_chemical_formula_sum '[Cs3 Sm6 Ag3 I24]'
_cell_volume [1642.6054]
_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
[
  Cs  Cs0  3  -0.0000  0.0000  0.5000  1.0
  Sm  Sm1  6  0.0000  0.0000  0.3024  1.0
  Ag  Ag2  3  0.0000  0.0000  0.0000  1.0
  I  I3  18  0.0308  0.6321  0.2829  1.0
  I  I4  6  0.0000  0.0000  0.1978  1.0
]