data_[Rb6La4Nd2Se12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  La  1.1000  1.9500  1.1720
  Nd  1.1400  1.8500  1.2765
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [7.7002]
_cell_length_b [13.3373]
_cell_length_c [8.4130]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.7722]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb3La2NdSe6]
_chemical_formula_sum '[Rb6 La4 Nd2 Se12]'
_cell_volume [822.7748]
_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
[
  Rb  Rb0  4  0.0000  0.1669  0.5000  1.0
  Rb  Rb1  2  0.0000  0.5000  0.5000  1.0
  La  La2  4  0.0000  0.3334  0.0000  1.0
  Nd  Nd3  2  0.0000  0.0000  0.0000  1.0
  Se  Se4  8  0.2320  0.8351  0.2013  1.0
  Se  Se5  4  0.2374  0.5000  0.2014  1.0
]