data_[Nd1Gd1C1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  Gd  1.2000  1.8000  1.0750
  C  2.5500  0.7000  0.3000
]
_symmetry_space_group_name_H-M [P3m1]
_cell_length_a [3.6563]
_cell_length_b [3.6563]
_cell_length_c [6.5503]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [156]
_chemical_formula_structural [NdGdC]
_chemical_formula_sum '[Nd1 Gd1 C1]'
_cell_volume [75.8360]
_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
[
  Nd  Nd0  1  0.3333  0.6667  0.8838  1.0
  Gd  Gd1  1  0.6667  0.3333  0.4571  1.0
  C  C2  1  0.0000  0.0000  0.6591  1.0
]