data_Y2SiBi
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.2
_cell_length_b   5.2
_cell_length_c   3.9
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   101.61
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Y2SiBi
_chemical_formula_sum   'Y2 Si1 Bi1'
_cell_volume   103.28
_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  0.64  0.01  0.95  1.0
  Y  Y3  1  0.64  0.99  0.95  1.0
  Si  Si1  1  0.0  0.0  0.0  1.0
  Bi  Bi0  1  0.29  0.0  0.0  1.0

data_Y2SiBi
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.9
_cell_length_b   5.2
_cell_length_c   5.2
_cell_angle_alpha   101.61
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Y2SiBi
_chemical_formula_sum   'Y2 Si1 Bi1'
_cell_volume   103.28
_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  0.95  0.64  0.01  1.0
  Y  Y1  1  0.95  0.64  0.99  1.0
  Si  Si2  1  0.0  0.0  0.0  1.0
  Bi  Bi3  1  0.0  0.29  0.0  1.0

Y Y Si Bi