data_[Tb8Cr4Si8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Cr  1.6600  1.4000  0.9400
  Si  1.9000  1.1000  0.5400
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.8126]
_cell_length_b [4.2063]
_cell_length_c [10.1053]
_cell_angle_alpha [90.0000]
_cell_angle_beta [118.7771]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tb2CrSi2]
_chemical_formula_sum '[Tb8 Cr4 Si8]'
_cell_volume [402.8445]
_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  0.0029  0.0000  0.6762  1.0
  Tb  Tb1  4  0.1881  0.0000  0.1058  1.0
  Cr  Cr2  4  0.2282  0.5000  0.3770  1.0
  Si  Si3  4  0.0032  0.5000  0.8790  1.0
  Si  Si4  4  0.1419  0.5000  0.5633  1.0
]