data_Sr2YNb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.43
_cell_length_b   6.43
_cell_length_c   6.14
_cell_angle_alpha   99.88
_cell_angle_beta   99.88
_cell_angle_gamma   31.74
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Sr2YNb
_chemical_formula_sum   'Sr2 Y1 Nb1'
_cell_volume   131.24
_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
  Sr  Sr1  1  0.1  0.0  0.43  1.0
  Sr  Sr2  1  0.16  0.0  0.62  1.0
  Y  Y3  1  0.0  0.0  0.0  1.0
  Nb  Nb0  1  0.63  0.0  0.02  1.0

data_Sr2YNb
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.51
_cell_length_b   6.14
_cell_length_c   6.43
_cell_angle_alpha   99.88
_cell_angle_beta   105.87
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Sr2YNb
_chemical_formula_sum   'Sr2 Y1 Nb1'
_cell_volume   131.24
_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
  Sr  Sr0  1  0.0  0.43  0.1  1.0
  Sr  Sr1  1  0.0  0.62  0.16  1.0
  Y  Y2  1  0.0  0.0  0.0  1.0
  Nb  Nb3  1  0.0  0.02  0.63  1.0

Sr Sr Y Nb