data_[Sr2Np1Pb1O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Np  1.3600  1.7500  1.0000
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [4.1529]
_cell_length_b [5.7655]
_cell_length_c [7.8946]
_cell_angle_alpha [84.1400]
_cell_angle_beta [86.8117]
_cell_angle_gamma [82.1139]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [Sr2NpPbO8]
_chemical_formula_sum '[Sr2 Np1 Pb1 O8]'
_cell_volume [186.0944]
_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
[
  Sr  Sr0  2  0.4789  0.4872  0.2470  1
  Np  Np1  1  0.0000  0.0000  0.0000  1
  Pb  Pb2  1  0.0000  0.0000  0.5000  1
  O  O3  2  0.0597  0.1947  0.2387  1
  O  O4  2  0.0763  0.2380  0.8163  1
  O  O5  2  0.4064  0.7591  0.4777  1
  O  O6  2  0.4131  0.7948  0.9807  1
]