data_[Si8Pt12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Si  1.9000  1.1000  0.5400
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.2790]
_cell_length_b [12.2539]
_cell_length_c [7.6218]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Si2Pt3]
_chemical_formula_sum '[Si8 Pt12]'
_cell_volume [306.2463]
_cell_formula_units_Z [4]
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
[
  Si  Si0  4  0.0000  0.2419  0.2500  1.0
  Si  Si1  4  0.0000  0.5000  0.0000  1.0
  Pt  Pt2  8  0.0000  0.1597  0.5586  1.0
  Pt  Pt3  4  0.0000  0.0402  0.2500  1.0
]