data_[Tb6Co4Si8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Co  1.8800  1.3500  0.7683
  Si  1.9000  1.1000  0.5400
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.7764]
_cell_length_b [3.9191]
_cell_length_c [8.0537]
_cell_angle_alpha [90.0000]
_cell_angle_beta [100.4630]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tb3(CoSi2)2]
_chemical_formula_sum '[Tb6 Co4 Si8]'
_cell_volume [334.4793]
_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  4  0.1660  0.5000  0.6591  1
  Tb  Tb1  2  0.0000  0.0000  0.0000  1
  Co  Co2  4  0.1071  0.5000  0.2766  1
  Si  Si3  4  0.0557  0.0000  0.3802  1
  Si  Si4  4  0.2185  0.5000  0.0679  1
]