data_[Ta8Cu8O32]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ta  1.5000  1.4500  0.8200
  Cu  1.9000  1.3500  0.8200
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [6.5020]
_cell_length_b [8.9985]
_cell_length_c [11.7366]
_cell_angle_alpha [90.0000]
_cell_angle_beta [91.8264]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [TaCuO4]
_chemical_formula_sum '[Ta8 Cu8 O32]'
_cell_volume [686.3371]
_cell_formula_units_Z [8]
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
[
  Ta  Ta0  4  0.0892  0.0763  0.3739  1
  Ta  Ta1  4  0.3922  0.6047  0.3564  1
  Cu  Cu2  4  0.1782  0.6136  0.6100  1
  Cu  Cu3  4  0.3726  0.0435  0.6103  1
  O  O4  4  0.0691  0.2145  0.8719  1
  O  O5  4  0.1006  0.0753  0.5669  1
  O  O6  4  0.1181  0.0153  0.2245  1
  O  O7  4  0.1881  0.6545  0.4577  1
  O  O8  4  0.2778  0.6161  0.2019  1
  O  O9  4  0.3614  0.0148  0.4126  1
  O  O10  4  0.4193  0.2487  0.6256  1
  O  O11  4  0.4576  0.5705  0.6152  1
]