data_[Ce1Pr1Np2Sb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  Pr  1.1300  1.8500  1.0600
  Np  1.3600  1.7500  1.0000
  Sb  2.0500  1.4500  0.8300
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [7.7138]
_cell_length_b [4.4427]
_cell_length_c [7.7898]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.1679]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [CePr(NpSb2)2]
_chemical_formula_sum '[Ce1 Pr1 Np2 Sb4]'
_cell_volume [252.1577]
_cell_formula_units_Z [1]
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
[
  Ce  Ce0  1  0.0000  0.5000  0.5000  1
  Pr  Pr1  1  0.0000  0.0000  0.0000  1
  Np  Np2  1  0.5000  0.0000  0.5000  1
  Np  Np3  1  0.5000  0.5000  0.0000  1
  Sb  Sb4  2  0.2567  0.0000  0.7500  1
  Sb  Sb5  2  0.2596  0.5000  0.2551  1
]