data_NbP2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.55
_cell_length_b   6.2
_cell_length_c   3.15
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NbP2
_chemical_formula_sum   'Nb2 P4'
_cell_volume   108.54
_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
  Nb  Nb0  1  0.0  0.0  0.0  1.0
  Nb  Nb1  1  0.78  0.1  0.58  1.0
  P  P2  1  0.92  0.73  0.0  1.0
  P  P3  1  0.64  0.46  0.0  1.0
  P  P4  1  0.69  0.56  0.58  1.0
  P  P5  1  0.86  0.63  0.58  1.0

data_NbP2
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.15
_cell_length_b   5.55
_cell_length_c   6.2
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NbP2
_chemical_formula_sum   'Nb2 P4'
_cell_volume   108.54
_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
  Nb  Nb0  1  0.0  0.0  0.0  1.0
  Nb  Nb1  1  0.58  0.78  0.1  1.0
  P  P2  1  -0.0  0.92  0.73  1.0
  P  P3  1  -0.0  0.64  0.46  1.0
  P  P4  1  0.58  0.69  0.56  1.0
  P  P5  1  0.58  0.86  0.63  1.0

Nb Nb P P P P