data_[La2Ce8Si4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Ce  1.1200  1.8500  1.0800
  Si  1.9000  1.1000  0.5400
]
_symmetry_space_group_name_H-M [P4_2/mnm]
_cell_length_a [9.7817]
_cell_length_b [9.7817]
_cell_length_c [3.9225]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [136]
_chemical_formula_structural [La(Ce2Si)2]
_chemical_formula_sum '[La2 Ce8 Si4]'
_cell_volume [375.3047]
_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  0.5000  1.0
  Ce  Ce1  8  0.0960  0.3330  0.0000  1.0
  Si  Si2  4  0.1744  0.8256  0.0000  1.0
]