data_[Pr12Cu4O2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  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 [6.6159]
_cell_length_b [7.1821]
_cell_length_c [11.9845]
_cell_angle_alpha [90.0000]
_cell_angle_beta [122.0459]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Pr6Cu2O]
_chemical_formula_sum '[Pr12 Cu4 O2]'
_cell_volume [482.6808]
_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
[
  Pr  Pr0  4  0.1242  0.1862  0.4415  1.0
  Pr  Pr1  4  0.2686  0.6972  0.4373  1.0
  Pr  Pr2  4  0.3982  0.0295  0.2578  1.0
  Cu  Cu3  4  0.1806  0.0995  0.7463  1.0
  O  O4  2  0.5000  0.0000  0.5000  1.0
]