data_[Na2Nd2Os4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Nd  1.1400  1.8500  1.2765
  Os  2.2000  1.3000  0.6730
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [I-4]
_cell_length_a [5.3598]
_cell_length_b [5.3598]
_cell_length_c [11.6568]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [82]
_chemical_formula_structural [NaNd(OsO4)2]
_chemical_formula_sum '[Na2 Nd2 Os4 O16]'
_cell_volume [334.8716]
_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
[
  Na  Na0  2  0.0000  0.5000  0.2500  1
  Nd  Nd1  2  0.0000  0.0000  0.0000  1
  Os  Os2  2  0.0000  0.0000  0.5000  1
  Os  Os3  2  0.0000  0.5000  0.7500  1
  O  O4  8  0.1476  0.7431  0.8349  1
  O  O5  8  0.1595  0.2448  0.4208  1
]