data_[Np4Mn4Pb4O20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Np  1.3600  1.7500  1.0000
  Mn  1.5500  1.4000  0.6483
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [7.3835]
_cell_length_b [9.8628]
_cell_length_c [8.1762]
_cell_angle_alpha [90.0000]
_cell_angle_beta [116.3987]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [NpMnPbO5]
_chemical_formula_sum '[Np4 Mn4 Pb4 O20]'
_cell_volume [533.3117]
_cell_formula_units_Z [4]
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  0.2500  0.2500  0.5000  1
  Mn  Mn1  4  0.0000  0.0570  0.7500  1
  Pb  Pb2  4  0.0000  0.4393  0.7500  1
  O  O3  8  0.0543  0.1944  0.5910  1
  O  O4  8  0.2437  0.4495  0.5945  1
  O  O5  4  0.0000  0.3185  0.2500  1
]