data_[Na8Cu4O11]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Cu  1.9000  1.3500  0.8200
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P1]
_cell_length_a [5.3461]
_cell_length_b [5.5960]
_cell_length_c [9.1734]
_cell_angle_alpha [73.4144]
_cell_angle_beta [85.2420]
_cell_angle_gamma [79.8286]
_symmetry_Int_Tables_number [1]
_chemical_formula_structural [Na8Cu4O11]
_chemical_formula_sum '[Na8 Cu4 O11]'
_cell_volume [258.7342]
_cell_formula_units_Z [1]
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
[
  Na  Na0  1  0.0185  0.4998  0.0124  1
  Na  Na1  1  0.2515  0.2481  0.7435  1
  Na  Na2  1  0.4835  0.6822  0.8194  1
  Na  Na3  1  0.5244  0.3425  0.1665  1
  Na  Na4  1  0.5345  0.9765  0.4804  1
  Na  Na5  1  0.7545  0.7528  0.2472  1
  Na  Na6  1  0.9814  0.7833  0.6943  1
  Na  Na7  1  0.9990  0.1812  0.3422  1
  Cu  Cu8  1  0.2451  0.9386  0.0805  1
  Cu  Cu9  1  0.2523  0.5920  0.4207  1
  Cu  Cu10  1  0.7337  0.3957  0.5897  1
  Cu  Cu11  1  0.7427  0.0902  0.9164  1
  O  O12  1  0.0866  0.9023  0.9063  1
  O  O13  1  0.1649  0.5503  0.2409  1
  O  O14  1  0.3476  0.9629  0.2646  1
  O  O15  1  0.3480  0.6462  0.5942  1
  O  O16  1  0.4272  0.2703  0.9515  1
  O  O17  1  0.5868  0.7971  0.0209  1
  O  O18  1  0.5935  0.3898  0.4096  1
  O  O19  1  0.6494  0.0809  0.6886  1
  O  O20  1  0.8391  0.3966  0.7801  1
  O  O21  1  0.9039  0.6713  0.4848  1
  O  O22  1  0.9210  0.1113  0.1139  1
]