data_[Cs4Rb6Np2Se12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Rb  0.8200  2.3500  1.6600
  Np  1.3600  1.7500  1.0000
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [8.6485]
_cell_length_b [14.8028]
_cell_length_c [8.1494]
_cell_angle_alpha [90.0000]
_cell_angle_beta [111.6419]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Cs2Rb3NpSe6]
_chemical_formula_sum '[Cs4 Rb6 Np2 Se12]'
_cell_volume [969.7599]
_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
[
  Cs  Cs0  4  0.0000  0.3340  0.0000  1
  Rb  Rb1  4  0.0000  0.1682  0.5000  1
  Rb  Rb2  2  0.0000  0.5000  0.5000  1
  Np  Np3  2  0.0000  0.0000  0.0000  1
  Se  Se4  8  0.1977  0.1292  0.2090  1
  Se  Se5  4  0.1848  0.0000  0.7990  1
]