data_[Na2P4Cl16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  P  2.1900  1.0000  0.5500
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.0438]
_cell_length_b [10.8549]
_cell_length_c [7.4816]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.5448]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Na(PCl4)2]
_chemical_formula_sum '[Na2 P4 Cl16]'
_cell_volume [792.9910]
_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
[
  Na  Na0  2  0.0000  0.0000  0.0000  1
  P  P1  4  0.2130  0.0000  0.6129  1
  Cl  Cl2  8  0.1561  0.1505  0.7563  1
  Cl  Cl3  4  0.0804  0.5000  0.2893  1
  Cl  Cl4  4  0.2315  0.0000  0.2563  1
]