data_[Nb6Co51]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nb  1.6000  1.4500  0.8200
  Co  1.8800  1.3500  0.7683
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [8.0835]
_cell_length_b [8.0835]
_cell_length_c [11.9157]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [Nb2Co17]
_chemical_formula_sum '[Nb6 Co51]'
_cell_volume [674.2890]
_cell_formula_units_Z [3]
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  6  0.0000  0.0000  0.3334  1
  Co  Co1  18  0.0000  0.2966  0.0000  1
  Co  Co2  18  0.0056  0.5028  0.1485  1
  Co  Co3  9  0.0000  0.5000  0.5000  1
  Co  Co4  6  0.0000  0.0000  0.1016  1
]