data_[Tb2Be2Si4Ni2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Be  1.5700  1.0500  0.5900
  Si  1.9000  1.1000  0.5400
  Ni  1.9100  1.3500  0.7400
]
_symmetry_space_group_name_H-M [I-4m2]
_cell_length_a [3.8825]
_cell_length_b [3.8825]
_cell_length_c [9.7597]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [119]
_chemical_formula_structural [TbBeSi2Ni]
_chemical_formula_sum '[Tb2 Be2 Si4 Ni2]'
_cell_volume [147.1148]
_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  0.0000  0.0000  1.0
  Be  Be1  2  0.0000  0.5000  0.7500  1.0
  Si  Si2  4  0.0000  0.0000  0.3763  1.0
  Ni  Ni3  2  0.0000  0.5000  0.2500  1.0
]