data_[K2Ce6Pr4Se12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Ce  1.1200  1.8500  1.0800
  Pr  1.1300  1.8500  1.0600
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [18.7781]
_cell_length_b [4.2536]
_cell_length_c [8.6621]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.5570]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [KCe3(PrSe3)2]
_chemical_formula_sum '[K2 Ce6 Pr4 Se12]'
_cell_volume [672.6013]
_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
[
  K  K0  2  0.0000  0.5000  0.0000  1.0
  Ce  Ce1  4  0.1649  0.0000  0.8304  1.0
  Ce  Ce2  2  0.0000  0.5000  0.5000  1.0
  Pr  Pr3  4  0.1706  0.0000  0.3416  1.0
  Se  Se4  4  0.0012  0.0000  0.2652  1.0
  Se  Se5  4  0.1639  0.5000  0.5866  1.0
  Se  Se6  4  0.1713  0.5000  0.0839  1.0
]