data_[Li4Pa4Nb4O20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Pa  1.5000  1.8000  1.0400
  Nb  1.6000  1.4500  0.8200
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [6.7684]
_cell_length_b [8.9783]
_cell_length_c [7.9964]
_cell_angle_alpha [90.0000]
_cell_angle_beta [114.9656]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [LiPaNbO5]
_chemical_formula_sum '[Li4 Pa4 Nb4 O20]'
_cell_volume [440.5274]
_cell_formula_units_Z [4]
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
[
  Li  Li0  4  0.0000  0.0618  0.7500  1
  Pa  Pa1  4  0.2500  0.2500  0.5000  1
  Nb  Nb2  4  0.0000  0.3836  0.7500  1
  O  O3  8  0.0210  0.2204  0.9235  1
  O  O4  8  0.2349  0.0780  0.3117  1
  O  O5  4  0.0000  0.3833  0.2500  1
]