data_[U2Pa8Se10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  U  1.3800  1.7500  0.9913
  Pa  1.5000  1.8000  1.0400
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [3.8822]
_cell_length_b [5.7543]
_cell_length_c [21.2694]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [UPa4Se5]
_chemical_formula_sum '[U2 Pa8 Se10]'
_cell_volume [475.1445]
_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
[
  U  U0  2  0.0000  0.0000  0.0000  1
  Pa  Pa1  4  0.0000  0.0000  0.2001  1
  Pa  Pa2  4  0.0000  0.0000  0.4002  1
  Se  Se3  4  0.0000  0.5000  0.1998  1
  Se  Se4  4  0.0000  0.5000  0.4005  1
  Se  Se5  2  0.0000  0.5000  0.0000  1
]