data_[Ba2Cu4Bi4Te4O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Cu  1.9000  1.3500  0.8200
  Bi  2.0200  1.6000  1.0350
  Te  2.1000  1.4000  1.2933
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [I4/mmm]
_cell_length_a [4.0043]
_cell_length_b [4.0043]
_cell_length_c [29.9224]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [139]
_chemical_formula_structural [BaCu2Bi2(TeO2)2]
_chemical_formula_sum '[Ba2 Cu4 Bi4 Te4 O8]'
_cell_volume [479.7857]
_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
[
  Ba  Ba0  2  0.0000  0.0000  0.0000  1
  Cu  Cu1  4  0.0000  0.5000  0.2500  1
  Bi  Bi2  4  0.0000  0.0000  0.4048  1
  Te  Te3  4  0.0000  0.0000  0.1933  1
  O  O4  8  0.0000  0.5000  0.0626  1
]