data_[Cs2Cu2Cl4O16]
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
  Cl  3.1600  1.0000  0.7800
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [7.6740]
_cell_length_b [6.9515]
_cell_length_c [8.7757]
_cell_angle_alpha [90.0000]
_cell_angle_beta [113.6471]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [CsCu(ClO4)2]
_chemical_formula_sum '[Cs2 Cu2 Cl4 O16]'
_cell_volume [428.8387]
_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  2  0.0000  0.0000  0.5000  1
  Cu  Cu1  2  0.0000  0.0000  0.0000  1
  Cl  Cl2  4  0.0900  0.5000  0.7730  1
  O  O3  8  0.0263  0.3286  0.2493  1
  O  O4  4  0.1862  0.5000  0.6601  1
  O  O5  4  0.2380  0.5000  0.9508  1
]