data_[Tb3Nd1Ag4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Nd  1.1400  1.8500  1.2765
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [Pmmm]
_cell_length_a [3.6480]
_cell_length_b [5.2254]
_cell_length_c [10.4544]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [47]
_chemical_formula_structural [Tb3NdAg4]
_chemical_formula_sum '[Tb3 Nd1 Ag4]'
_cell_volume [199.2874]
_cell_formula_units_Z [1]
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  0.5000  0.0000  0.2520  1
  Tb  Tb1  1  0.5000  0.5000  0.5000  1
  Nd  Nd2  1  0.5000  0.5000  0.0000  1
  Ag  Ag3  2  0.0000  0.5000  0.2578  1
  Ag  Ag4  1  0.0000  0.0000  0.0000  1
  Ag  Ag5  1  0.0000  0.0000  0.5000  1
]