data_[Cs4Sm4Si8O24]
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
  Si  1.9000  1.1000  0.5400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [10.6374]
_cell_length_b [10.2948]
_cell_length_c [5.5811]
_cell_angle_alpha [90.0000]
_cell_angle_beta [100.5619]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [CsSm(SiO3)2]
_chemical_formula_sum '[Cs4 Sm4 Si8 O24]'
_cell_volume [600.8265]
_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  0.1785  0.2500  1.0
  Sm  Sm1  4  0.0000  0.3787  0.7500  1.0
  Si  Si2  8  0.2252  0.0786  0.8071  1.0
  O  O3  8  0.1181  0.4358  0.1340  1.0
  O  O4  8  0.1543  0.2181  0.7645  1.0
  O  O5  8  0.1766  0.0057  0.0457  1.0
]