data_[Sr4Cu2Pt2]
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 [Amm2]
_cell_length_a [4.4208]
_cell_length_b [4.4164]
_cell_length_c [11.3476]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [Sr2CuPt]
_chemical_formula_sum '[Sr4 Cu2 Pt2]'
_cell_volume [221.5494]
_cell_formula_units_Z [2]
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  2  0.0000  0.0000  0.9863  1.0
  Sr  Sr1  2  0.5000  0.0000  0.2665  1.0
  Cu  Cu2  2  0.0000  0.0000  0.6842  1.0
  Pt  Pt3  2  0.5000  0.0000  0.5630  1.0
]