data_[Sm8U4Ga4N20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  U  1.3800  1.7500  0.9913
  Ga  1.8100  1.3000  0.7600
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [3.4348]
_cell_length_b [14.0739]
_cell_length_c [10.2808]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Sm2UGaN5]
_chemical_formula_sum '[Sm8 U4 Ga4 N20]'
_cell_volume [496.9809]
_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
[
  Sm  Sm0  4  0.0000  0.1058  0.6925  1
  Sm  Sm1  4  0.0000  0.1230  0.2987  1
  U  U2  4  0.0000  0.2132  0.0079  1
  Ga  Ga3  4  0.0000  0.4852  0.4716  1
  N  N4  4  0.0000  0.0570  0.0482  1
  N  N5  4  0.0000  0.2830  0.6400  1
  N  N6  4  0.0000  0.2969  0.3774  1
  N  N7  4  0.0000  0.3673  0.0048  1
  N  N8  4  0.0000  0.4988  0.7830  1
]