data_[Ta8Cu4Pt8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ta  1.5000  1.4500  0.8200
  Cu  1.9000  1.3500  0.8200
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [4.7223]
_cell_length_b [14.5790]
_cell_length_c [4.7645]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Ta2CuPt2]
_chemical_formula_sum '[Ta8 Cu4 Pt8]'
_cell_volume [328.0206]
_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
[
  Ta  Ta0  4  0.0000  0.1407  0.2500  1
  Ta  Ta1  4  0.0000  0.3548  0.2500  1
  Cu  Cu2  4  0.0000  0.4613  0.7500  1
  Pt  Pt3  4  0.0000  0.0555  0.7500  1
  Pt  Pt4  4  0.0000  0.2767  0.7500  1
]