data_[Ce1Er1Si2Pt4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  Er  1.2400  1.7500  1.0300
  Si  1.9000  1.1000  0.5400
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [P4/mmm]
_cell_length_a [4.0827]
_cell_length_b [4.0827]
_cell_length_c [9.2880]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [123]
_chemical_formula_structural [CeEr(SiPt2)2]
_chemical_formula_sum '[Ce1 Er1 Si2 Pt4]'
_cell_volume [154.8189]
_cell_formula_units_Z [1]
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  1  0.0000  0.0000  0.0000  1
  Er  Er1  1  0.0000  0.0000  0.5000  1
  Si  Si2  2  0.5000  0.5000  0.3762  1
  Pt  Pt3  4  0.0000  0.5000  0.2369  1
]