data_[Na10Np2Te10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Np  1.3600  1.7500  1.0000
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.0028]
_cell_length_b [6.1278]
_cell_length_c [8.9272]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.2281]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Na5NpTe5]
_chemical_formula_sum '[Na10 Np2 Te10]'
_cell_volume [779.5329]
_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
[
  Na  Na0  4  0.1862  0.5000  0.8631  1
  Na  Na1  4  0.1933  0.5000  0.3227  1
  Na  Na2  2  0.0000  0.0000  0.5000  1
  Np  Np3  2  0.0000  0.0000  0.0000  1
  Te  Te4  4  0.1425  0.0000  0.8279  1
  Te  Te5  4  0.1535  0.0000  0.3146  1
  Te  Te6  2  0.0000  0.5000  0.0000  1
]