data_[Ge8Pt8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ge  2.0100  1.2500  0.7700
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [I4/mcm]
_cell_length_a [8.5785]
_cell_length_b [8.5785]
_cell_length_c [4.8436]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [140]
_chemical_formula_structural [GePt]
_chemical_formula_sum '[Ge8 Pt8]'
_cell_volume [356.4495]
_cell_formula_units_Z [8]
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
[
  Ge  Ge0  8  0.1184  0.3816  0.0000  1
  Pt  Pt1  8  0.1744  0.3256  0.5000  1
]