data_[Na4Nd4Cu4S12]
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
  Cu  1.9000  1.3500  0.8200
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.9616]
_cell_length_b [12.5582]
_cell_length_c [10.8492]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [NaNdCuS3]
_chemical_formula_sum '[Na4 Nd4 Cu4 S12]'
_cell_volume [539.7537]
_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  0.2458  0.2500  1
  Nd  Nd1  4  0.0000  0.0000  0.0000  1
  Cu  Cu2  4  0.0000  0.4732  0.7500  1
  S  S3  8  0.0000  0.3588  0.5835  1
  S  S4  4  0.0000  0.0744  0.7500  1
]