data_[Np4Cl4F6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Np  1.3600  1.7500  1.0000
  Cl  3.1600  1.0000  0.7800
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.3762]
_cell_length_b [3.9324]
_cell_length_c [7.1334]
_cell_angle_alpha [90.0000]
_cell_angle_beta [115.1724]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Np2Cl2F3]
_chemical_formula_sum '[Np4 Cl4 F6]'
_cell_volume [263.4252]
_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
[
  Np  Np0  4  0.1519  0.0000  0.2213  1
  Cl  Cl1  4  0.1383  0.0000  0.7939  1
  F  F2  4  0.1559  0.5000  0.4248  1
  F  F3  2  0.0000  0.5000  0.0000  1
]