data_[Np2Pd2Se4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Np  1.3600  1.7500  1.0000
  Pd  2.2000  1.4000  0.8462
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [9.9564]
_cell_length_b [3.9949]
_cell_length_c [6.9462]
_cell_angle_alpha [90.0000]
_cell_angle_beta [132.9919]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [NpPdSe2]
_chemical_formula_sum '[Np2 Pd2 Se4]'
_cell_volume [202.0859]
_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  2  0.2210  0.5000  0.4877  1
  Pd  Pd1  2  0.0104  0.5000  0.9087  1
  Se  Se2  2  0.4261  0.0000  0.4786  1
  Se  Se3  2  0.4466  0.5000  0.0627  1
]