data_[Cs8Tb4Sm4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Tb  1.1000  1.7500  0.9815
  Sm  1.1700  1.8500  1.2290
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Imma]
_cell_length_a [7.5197]
_cell_length_b [7.6103]
_cell_length_c [10.6965]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [74]
_chemical_formula_structural [Cs2TbSmO4]
_chemical_formula_sum '[Cs8 Tb4 Sm4 O16]'
_cell_volume [612.1240]
_cell_formula_units_Z [4]
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  0.0000  0.0000  0.0000  1
  Cs  Cs1  4  0.2500  0.2500  0.7500  1
  Tb  Tb2  4  0.2500  0.2500  0.2500  1
  Sm  Sm3  4  0.0000  0.0000  0.5000  1
  O  O4  8  0.0000  0.0545  0.2740  1
  O  O5  8  0.2001  0.2500  0.4717  1
]