data_[Na3Cu6Pd3Cl18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Cu  1.9000  1.3500  0.8200
  Pd  2.2000  1.4000  0.8462
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [6.5406]
_cell_length_b [6.5406]
_cell_length_c [18.8426]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [NaCu2PdCl6]
_chemical_formula_sum '[Na3 Cu6 Pd3 Cl18]'
_cell_volume [698.0737]
_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
[
  Na  Na0  3  0.0000  -0.0000  0.5000  1.0
  Cu  Cu1  6  0.0000  0.0000  0.2614  1.0
  Pd  Pd2  3  0.0000  0.0000  0.0000  1.0
  Cl  Cl3  18  0.0095  0.3152  0.9236  1.0
]