data_[La8Dy4Se16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Dy  1.2200  1.7500  1.1310
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [4.0617]
_cell_length_b [14.2645]
_cell_length_c [14.2120]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [La2DySe4]
_chemical_formula_sum '[La8 Dy4 Se16]'
_cell_volume [823.4088]
_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
[
  La  La0  8  0.0000  0.1303  0.0737  1.0
  Dy  Dy1  4  0.0000  0.3716  0.2500  1.0
  Se  Se2  8  0.0000  0.2187  0.6266  1.0
  Se  Se3  4  0.0000  0.0159  0.2500  1.0
  Se  Se4  4  0.0000  0.5000  0.0000  1.0
]