data_[Tb4Sn4Ru4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Sn  1.9600  1.4500  0.8300
  Ru  2.2000  1.3000  0.6610
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [7.0106]
_cell_length_b [4.5499]
_cell_length_c [8.1115]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [TbSnRu]
_chemical_formula_sum '[Tb4 Sn4 Ru4]'
_cell_volume [258.7327]
_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
[
  Tb  Tb0  4  0.0255  0.7500  0.3140  1.0
  Sn  Sn1  4  0.1612  0.7500  0.9302  1.0
  Ru  Ru2  4  0.2355  0.2500  0.1080  1.0
]