data_[Sr12Cu4Pt8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Cu  1.9000  1.3500  0.8200
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [12.1263]
_cell_length_b [4.4278]
_cell_length_c [12.2404]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [Sr3CuPt2]
_chemical_formula_sum '[Sr12 Cu4 Pt8]'
_cell_volume [657.2213]
_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  0.0553  0.2500  0.6223  1
  Sr  Sr1  4  0.1193  0.7500  0.0570  1
  Sr  Sr2  4  0.2046  0.2500  0.3047  1
  Cu  Cu3  4  0.1271  0.2500  0.8683  1
  Pt  Pt4  4  0.0301  0.7500  0.8163  1
  Pt  Pt5  4  0.1952  0.7500  0.4872  1
]