data_[K3Na6Pr3Cl18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Na  0.9300  1.8000  1.1600
  Pr  1.1300  1.8500  1.0600
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [7.3102]
_cell_length_b [7.3102]
_cell_length_c [19.8061]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [KNa2PrCl6]
_chemical_formula_sum '[K3 Na6 Pr3 Cl18]'
_cell_volume [916.6245]
_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
[
  K  K0  3  0.0000  0.0000  0.8066  1.0
  Na  Na1  3  0.0000  0.0000  0.0098  1.0
  Na  Na2  3  0.0000  0.0000  0.5194  1.0
  Pr  Pr3  3  0.0000  0.0000  0.3208  1.0
  Cl  Cl4  9  0.0057  0.3240  0.9209  1.0
  Cl  Cl5  9  0.0724  0.7121  0.0807  1.0
]