data_[Ce2Gd2Si4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  Gd  1.2000  1.8000  1.0750
  Si  1.9000  1.1000  0.5400
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [3.9342]
_cell_length_b [5.9059]
_cell_length_c [8.2136]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [CeGdSi2]
_chemical_formula_sum '[Ce2 Gd2 Si4]'
_cell_volume [190.8430]
_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
[
  Ce  Ce0  2  0.0000  0.1348  0.8214  1
  Gd  Gd1  2  0.5000  0.3639  0.1803  1
  Si  Si2  2  0.0000  0.3797  0.4637  1
  Si  Si3  2  0.5000  0.1353  0.5347  1
]