data_[Si4Ir2Pt2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Si  1.9000  1.1000  0.5400
  Ir  2.2000  1.3500  0.7650
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [5.5958]
_cell_length_b [3.6536]
_cell_length_c [6.1330]
_cell_angle_alpha [90.0000]
_cell_angle_beta [110.0356]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Si2IrPt]
_chemical_formula_sum '[Si4 Ir2 Pt2]'
_cell_volume [117.7997]
_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
[
  Si  Si0  2  0.0855  0.7500  0.8957  1
  Si  Si1  2  0.2128  0.2500  0.6038  1
  Ir  Ir2  2  0.1895  0.7500  0.3114  1
  Pt  Pt3  2  0.4687  0.7500  0.8115  1
]