data_[Rb2Pr2Cu2O6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  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/m]
_cell_length_a [7.7544]
_cell_length_b [3.8440]
_cell_length_c [9.0335]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.6894]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbPrCuO3]
_chemical_formula_sum '[Rb2 Pr2 Cu2 O6]'
_cell_volume [253.5251]
_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
[
  Rb  Rb0  2  0.1875  0.2500  0.1852  1.0
  Pr  Pr1  2  0.3281  0.7500  0.8539  1.0
  Cu  Cu2  2  0.0388  0.2500  0.6241  1.0
  O  O3  2  0.0492  0.7500  0.6042  1.0
  O  O4  2  0.1288  0.2500  0.8503  1.0
  O  O5  2  0.4644  0.7500  0.1250  1.0
]