data_[Rb6Tb2Pr4O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Tb  1.1000  1.7500  0.9815
  Pr  1.1300  1.8500  1.0600
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.3180]
_cell_length_b [10.9451]
_cell_length_c [6.9322]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.6682]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb3TbPr2O6]
_chemical_formula_sum '[Rb6 Tb2 Pr4 O12]'
_cell_volume [456.7592]
_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  4  0.0000  0.1652  0.5000  1.0
  Rb  Rb1  2  0.0000  0.5000  0.5000  1.0
  Tb  Tb2  2  0.0000  0.0000  0.0000  1.0
  Pr  Pr3  4  0.0000  0.3333  0.0000  1.0
  O  O4  8  0.2212  0.1613  0.1799  1.0
  O  O5  4  0.2373  0.5000  0.1799  1.0
]