data_[Cs8Cu12Sb20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Cu  1.9000  1.3500  0.8200
  Sb  2.0500  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Ibam]
_cell_length_a [11.2570]
_cell_length_b [14.0175]
_cell_length_c [6.9970]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [72]
_chemical_formula_structural [Cs2Cu3Sb5]
_chemical_formula_sum '[Cs8 Cu12 Sb20]'
_cell_volume [1104.0891]
_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  8  0.2444  0.1286  0.0000  1
  Cu  Cu1  8  0.1140  0.3782  0.0000  1
  Cu  Cu2  4  0.0000  0.0000  0.2500  1
  Sb  Sb3  8  0.0000  0.2574  0.2500  1
  Sb  Sb4  8  0.1322  0.1096  0.5000  1
  Sb  Sb5  4  0.0000  0.5000  0.2500  1
]