data_[Sb2Pt7]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sb  2.0500  1.4500  0.8300
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [P-3m1]
_cell_length_a [2.9763]
_cell_length_b [2.9763]
_cell_length_c [31.2430]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [164]
_chemical_formula_structural [Sb2Pt7]
_chemical_formula_sum '[Sb2 Pt7]'
_cell_volume [239.6764]
_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
[
  Sb  Sb0  2  0.3333  0.6667  0.2223  1
  Pt  Pt1  2  0.0000  0.0000  0.2920  1
  Pt  Pt2  2  0.3333  0.6667  0.6366  1
  Pt  Pt3  2  0.3333  0.6667  0.4321  1
  Pt  Pt4  1  0.0000  0.0000  0.5000  1
]