data_[Tb6Co2C8]
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
  C  2.5500  0.7000  0.3000
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [3.8114]
_cell_length_b [4.4638]
_cell_length_c [12.8896]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Tb3CoC4]
_chemical_formula_sum '[Tb6 Co2 C8]'
_cell_volume [219.2943]
_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  0.0000  0.0000  0.1858  1
  Tb  Tb1  2  0.0000  0.5000  0.0000  1
  Co  Co2  2  0.0000  0.5000  0.5000  1
  C  C3  8  0.0000  0.1620  0.3810  1
]