data_[La2Np2Te8Se4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Np  1.3600  1.7500  1.0000
  Te  2.1000  1.4000  1.2933
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [4.3127]
_cell_length_b [4.3103]
_cell_length_c [25.5478]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [LaNp(Te2Se)2]
_chemical_formula_sum '[La2 Np2 Te8 Se4]'
_cell_volume [474.9102]
_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
[
  La  La0  2  0.0000  0.0000  0.8212  1
  Np  Np1  2  0.5000  0.0000  0.1771  1
  Te  Te2  2  0.0000  0.0000  0.0793  1
  Te  Te3  2  0.0000  0.0000  0.4247  1
  Te  Te4  2  0.5000  0.0000  0.5794  1
  Te  Te5  2  0.5000  0.0000  0.9248  1
  Se  Se6  2  0.0000  0.0000  0.7009  1
  Se  Se7  2  0.5000  0.0000  0.2927  1
]