data_[Cu2Bi4Sb2O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cu  1.9000  1.3500  0.8200
  Bi  2.0200  1.6000  1.0350
  Sb  2.0500  1.4500  0.8300
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [5.9828]
_cell_length_b [6.5283]
_cell_length_c [9.1614]
_cell_angle_alpha [90.0000]
_cell_angle_beta [127.2240]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [CuBi2SbO6]
_chemical_formula_sum '[Cu2 Bi4 Sb2 O12]'
_cell_volume [284.9236]
_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
[
  Cu  Cu0  2  0.0000  0.0000  0.5000  1.0
  Bi  Bi1  4  0.2643  0.5611  0.7558  1.0
  Sb  Sb2  2  0.5000  0.0000  0.0000  1.0
  O  O3  4  0.1564  0.6170  0.4566  1.0
  O  O4  4  0.3397  0.2131  0.4446  1.0
  O  O5  4  0.3573  0.5496  0.2329  1.0
]