data_[U2Sn2Sb4N2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  U  1.3800  1.7500  0.9913
  Sn  1.9600  1.4500  0.8300
  Sb  2.0500  1.4500  0.8300
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [P4/nmm]
_cell_length_a [3.9204]
_cell_length_b [3.9204]
_cell_length_c [16.4156]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [129]
_chemical_formula_structural [USnSb2N]
_chemical_formula_sum '[U2 Sn2 Sb4 N2]'
_cell_volume [252.3039]
_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  0.5000  0.4311  1
  Sn  Sn1  2  0.0000  0.5000  0.8491  1
  Sb  Sb2  2  0.0000  0.5000  0.0772  1
  Sb  Sb3  2  0.0000  0.5000  0.6727  1
  N  N4  2  0.0000  0.0000  0.5000  1
]