data_[Si4Pt4]
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 [C2/m]
_cell_length_a [6.6068]
_cell_length_b [4.0245]
_cell_length_c [5.3827]
_cell_angle_alpha [90.0000]
_cell_angle_beta [112.7694]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [SiPt]
_chemical_formula_sum '[Si4 Pt4]'
_cell_volume [131.9669]
_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  0.1224  0.5000  0.3339  1.0
  Pt  Pt1  4  0.2298  0.0000  0.1762  1.0
]