data_[Pr9Dy6Se18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Dy  1.2200  1.7500  1.1310
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [4.1973]
_cell_length_b [4.1973]
_cell_length_c [62.5251]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [Pr3(DySe3)2]
_chemical_formula_sum '[Pr9 Dy6 Se18]'
_cell_volume [953.9278]
_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
[
  Pr  Pr0  6  0.0000  0.0000  0.2772  1.0
  Pr  Pr1  3  0.0000  0.0000  0.0000  1.0
  Dy  Dy2  6  0.0000  0.0000  0.4486  1.0
  Se  Se3  6  0.0000  0.0000  0.0860  1.0
  Se  Se4  6  0.0000  0.0000  0.1965  1.0
  Se  Se5  6  0.0000  0.0000  0.3617  1.0
]