data_SrNb3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.53
_cell_length_b   7.19
_cell_length_c   6.37
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrNb3
_chemical_formula_sum   'Sr2 Nb6'
_cell_volume   207.42
_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
  Sr  Sr6  1  0.0  0.0  0.07  1.0
  Sr  Sr7  1  0.27  0.59  0.31  1.0
  Nb  Nb0  1  0.27  0.0  0.87  1.0
  Nb  Nb1  1  0.0  0.59  0.5  1.0
  Nb  Nb2  1  0.0  0.45  0.9  1.0
  Nb  Nb3  1  0.0  0.74  0.9  1.0
  Nb  Nb4  1  0.27  0.04  0.47  1.0
  Nb  Nb5  1  0.27  0.15  0.47  1.0

data_SrNb3
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.53
_cell_length_b   6.37
_cell_length_c   7.19
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrNb3
_chemical_formula_sum   'Sr2 Nb6'
_cell_volume   207.42
_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
  Sr  Sr0  1  0.0  0.93  0.0  1.0
  Sr  Sr1  1  0.73  0.69  0.41  1.0
  Nb  Nb2  1  0.0  0.1  0.26  1.0
  Nb  Nb3  1  0.0  0.1  0.55  1.0
  Nb  Nb4  1  0.0  0.5  0.41  1.0
  Nb  Nb5  1  0.73  0.13  0.0  1.0
  Nb  Nb6  1  0.73  0.53  0.85  1.0
  Nb  Nb7  1  0.73  0.53  0.96  1.0

Sr Sr Nb Nb Nb Nb Nb Nb