data_[Sr12Si8Pt4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Si  1.9000  1.1000  0.5400
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [6.2573]
_cell_length_b [11.0001]
_cell_length_c [10.4573]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.8951]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Sr3Si2Pt]
_chemical_formula_sum '[Sr12 Si8 Pt4]'
_cell_volume [688.7179]
_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
[
  Sr  Sr0  4  0.1991  0.0279  0.3874  1
  Sr  Sr1  4  0.2713  0.1134  0.0258  1
  Sr  Sr2  4  0.3363  0.7326  0.6581  1
  Si  Si3  4  0.1618  0.6367  0.3633  1
  Si  Si4  4  0.3262  0.0147  0.7275  1
  Pt  Pt5  4  0.1140  0.2050  0.7196  1
]