data_[Na4Pm4Pa4S16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Pm  1.1300  1.8500  1.1100
  Pa  1.5000  1.8000  1.0400
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [Imma]
_cell_length_a [8.2157]
_cell_length_b [8.2894]
_cell_length_c [11.7335]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [74]
_chemical_formula_structural [NaPmPaS4]
_chemical_formula_sum '[Na4 Pm4 Pa4 S16]'
_cell_volume [799.0836]
_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
[
  Na  Na0  4  0.0000  0.2500  0.6223  1
  Pm  Pm1  4  0.0000  0.0000  0.0000  1
  Pa  Pa2  4  0.2500  0.2500  0.2500  1
  S  S3  8  0.0000  0.0300  0.2411  1
  S  S4  8  0.2318  0.2500  0.0198  1
]