data_[Ce1Tm1C1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  Tm  1.2500  1.7500  1.0950
  C  2.5500  0.7000  0.3000
]
_symmetry_space_group_name_H-M [P3m1]
_cell_length_a [3.5374]
_cell_length_b [3.5374]
_cell_length_c [6.4133]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [156]
_chemical_formula_structural [CeTmC]
_chemical_formula_sum '[Ce1 Tm1 C1]'
_cell_volume [69.4984]
_cell_formula_units_Z [1]
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
[
  Ce  Ce0  1  0.3333  0.6667  0.8854  1.0
  Tm  Tm1  1  0.6667  0.3333  0.4524  1.0
  C  C2  1  0.0000  0.0000  0.6622  1.0
]