data_Nb2WC
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.01
_cell_length_b   6.07
_cell_length_c   6.07
_cell_angle_alpha   31.53
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Nb2WC
_chemical_formula_sum   'Nb2 W1 C1'
_cell_volume   57.95
_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  Nb1  1  0.5  0.0  0.24  1.0
  Nb  Nb2  1  0.0  0.0  0.22  1.0
  W  W3  1  0.5  0.0  0.34  1.0
  C  C0  1  0.0  0.0  0.63  1.0

data_Nb2WC
_symmetry_space_group_name_H-M   Pm
_cell_length_a   3.3
_cell_length_b   3.01
_cell_length_c   6.07
_cell_angle_alpha   90.0
_cell_angle_beta   105.76
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   6
_chemical_formula_structural   Nb2WC
_chemical_formula_sum   'Nb2 W1 C1'
_cell_volume   57.95
_cell_formula_units_Z   1
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '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  1  0.22  0.0  0.22  1.0
  Nb  Nb1  1  0.24  0.5  0.24  1.0
  W  W2  1  0.34  0.5  0.34  1.0
  C  C3  1  0.63  0.0  0.63  1.0

Nb Nb W C