data_[Tb4Cu2Pt2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Cu  1.9000  1.3500  0.8200
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [4.4584]
_cell_length_b [5.5460]
_cell_length_c [7.1883]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [Tb2CuPt]
_chemical_formula_sum '[Tb4 Cu2 Pt2]'
_cell_volume [177.7391]
_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
[
  Tb  Tb0  2  0.0000  0.1168  0.6836  1.0
  Tb  Tb1  2  0.5000  0.3939  0.3159  1.0
  Cu  Cu2  2  0.5000  0.1083  0.9639  1.0
  Pt  Pt3  2  0.0000  0.3833  0.0366  1.0
]