data_[Li3Nd3Se3I3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Nd  1.1400  1.8500  1.2765
  Se  2.5500  1.1500  1.0133
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [R3m]
_cell_length_a [4.1418]
_cell_length_b [4.1418]
_cell_length_c [22.6355]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [160]
_chemical_formula_structural [LiNdSeI]
_chemical_formula_sum '[Li3 Nd3 Se3 I3]'
_cell_volume [336.2858]
_cell_formula_units_Z [3]
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
[
  Li  Li0  3  0.0000  0.0000  0.8623  1
  Nd  Nd1  3  0.0000  0.0000  0.4080  1
  Se  Se2  3  0.0000  0.0000  0.1547  1
  I  I3  3  0.0000  0.0000  0.6456  1
]