data_[Nb4Ga1Cu1C2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nb  1.6000  1.4500  0.8200
  Ga  1.8100  1.3000  0.7600
  Cu  1.9000  1.3500  0.8200
  C  2.5500  0.7000  0.3000
]
_symmetry_space_group_name_H-M [P-6m2]
_cell_length_a [3.1607]
_cell_length_b [3.1607]
_cell_length_c [13.3650]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [187]
_chemical_formula_structural [Nb4GaCuC2]
_chemical_formula_sum '[Nb4 Ga1 Cu1 C2]'
_cell_volume [115.6296]
_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
[
  Nb  Nb0  2  0.0000  0.0000  0.3369  1
  Nb  Nb1  2  0.6667  0.3333  0.1548  1
  Ga  Ga2  1  0.6667  0.3333  0.5000  1
  Cu  Cu3  1  0.0000  0.0000  0.0000  1
  C  C4  2  0.3333  0.6667  0.2444  1
]