data_[Tb4Dy4Si8Ni4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Dy  1.2200  1.7500  1.1310
  Si  1.9000  1.1000  0.5400
  Ni  1.9100  1.3500  0.7400
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.2701]
_cell_length_b [4.1917]
_cell_length_c [10.0855]
_cell_angle_alpha [90.0000]
_cell_angle_beta [118.5102]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [TbDySi2Ni]
_chemical_formula_sum '[Tb4 Dy4 Si8 Ni4]'
_cell_volume [381.5255]
_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  0.0058  0.0000  0.3286  1
  Dy  Dy1  4  0.1887  0.0000  0.1065  1
  Si  Si2  4  0.0086  0.5000  0.8802  1
  Si  Si3  4  0.1493  0.5000  0.5626  1
  Ni  Ni4  4  0.2258  0.5000  0.3563  1
]