data_[Nd8Eu4S16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  Eu  1.2000  1.8500  1.1985
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [I-42d]
_cell_length_a [8.6550]
_cell_length_b [8.6550]
_cell_length_c [8.6039]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [122]
_chemical_formula_structural [Nd2EuS4]
_chemical_formula_sum '[Nd8 Eu4 S16]'
_cell_volume [644.5038]
_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
[
  Nd  Nd0  8  0.1272  0.7500  0.1250  1.0
  Eu  Eu1  4  0.0000  0.0000  0.5000  1.0
  S  S2  16  0.0751  0.6749  0.4448  1.0
]