data_[Pa4Ta2O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pa  1.5000  1.8000  1.0400
  Ta  1.5000  1.4500  0.8200
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [11.5215]
_cell_length_b [3.7781]
_cell_length_c [6.8637]
_cell_angle_alpha [90.0000]
_cell_angle_beta [101.3395]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pa2TaO8]
_chemical_formula_sum '[Pa4 Ta2 O16]'
_cell_volume [292.9356]
_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
[
  Pa  Pa0  4  0.2361  0.5000  0.7338  1
  Ta  Ta1  2  0.0000  0.5000  0.0000  1
  O  O2  4  0.0533  0.5000  0.7429  1
  O  O3  4  0.0701  0.0000  0.1390  1
  O  O4  4  0.1913  0.0000  0.5591  1
  O  O5  4  0.1931  0.5000  0.0774  1
]