data_Y2NbSn
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.91
_cell_length_b   5.91
_cell_length_c   5.91
_cell_angle_alpha   137.95
_cell_angle_beta   132.59
_cell_angle_gamma   65.21
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Y2NbSn
_chemical_formula_sum   'Y2 Nb1 Sn1'
_cell_volume   100.14
_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
  Y  Y2  1  0.0  0.0  0.87  1.0
  Y  Y3  1  0.12  0.0  0.5  1.0
  Nb  Nb0  1  0.0  0.0  0.18  1.0
  Sn  Sn1  1  0.0  0.37  0.35  1.0

data_Y2NbSn
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.24
_cell_length_b   4.75
_cell_length_c   5.91
_cell_angle_alpha   113.71
_cell_angle_beta   111.02
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Y2NbSn
_chemical_formula_sum   'Y2 Nb1 Sn1'
_cell_volume   100.14
_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
  Y  Y0  1  0.0  0.5  0.38  1.0
  Y  Y1  1  0.0  0.87  0.87  1.0
  Nb  Nb2  1  0.0  0.18  0.18  1.0
  Sn  Sn3  1  0.63  0.98  0.98  1.0

Y Y Nb Sn