data_[Tb8Fe4C8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Fe  1.8300  1.4000  0.8525
  C  2.5500  0.7000  0.3000
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.9306]
_cell_length_b [5.0753]
_cell_length_c [6.7011]
_cell_angle_alpha [90.0000]
_cell_angle_beta [121.7175]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tb2FeC2]
_chemical_formula_sum '[Tb8 Fe4 C8]'
_cell_volume [316.2307]
_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  0.0425  0.0000  0.7848  1.0
  Tb  Tb1  4  0.1830  0.5000  0.6124  1.0
  Fe  Fe2  4  0.1290  0.5000  0.1309  1.0
  C  C3  4  0.0151  0.5000  0.8003  1.0
  C  C4  4  0.1841  0.0000  0.6084  1.0
]