data_[Pm2Np2Ag2O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Np  1.3600  1.7500  1.0000
  Ag  1.9300  1.6000  1.0867
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P4_2nm]
_cell_length_a [5.2592]
_cell_length_b [5.2592]
_cell_length_c [10.1272]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [102]
_chemical_formula_structural [PmNpAgO6]
_chemical_formula_sum '[Pm2 Np2 Ag2 O12]'
_cell_volume [280.1051]
_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
[
  Pm  Pm0  2  0.0000  0.0000  0.6759  1
  Np  Np1  2  0.0000  0.0000  0.3322  1
  Ag  Ag2  2  0.0000  0.0000  0.9997  1
  O  O3  4  0.1748  0.8252  0.4778  1
  O  O4  4  0.1813  0.8187  0.1818  1
  O  O5  4  0.2182  0.7818  0.8365  1
]