data_[Gd4Sn2C2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Gd  1.2000  1.8000  1.0750
  Sn  1.9600  1.4500  0.8300
  C  2.5500  0.7000  0.3000
]
_symmetry_space_group_name_H-M [P6_3/mmc]
_cell_length_a [3.6551]
_cell_length_b [3.6551]
_cell_length_c [16.2950]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [194]
_chemical_formula_structural [Gd2SnC]
_chemical_formula_sum '[Gd4 Sn2 C2]'
_cell_volume [188.5324]
_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
[
  Gd  Gd0  4  0.3333  0.6667  0.5845  1.0
  Sn  Sn1  2  0.3333  0.6667  0.2500  1.0
  C  C2  2  0.0000  0.0000  0.0000  1.0
]