data_BaY2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.07
_cell_length_b   6.07
_cell_length_c   3.64
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   BaY2
_chemical_formula_sum   'Ba1 Y2'
_cell_volume   116.15
_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
  Ba  Ba0  1  0.0  0.0  0.0  1.0
  Y  Y1  1  0.0  0.51  0.74  1.0
  Y  Y2  1  0.04  0.75  0.9  1.0

data_BaY2
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.64
_cell_length_b   6.07
_cell_length_c   6.07
_cell_angle_alpha   120.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   BaY2
_chemical_formula_sum   'Ba1 Y2'
_cell_volume   116.15
_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
  Ba  Ba0  1  0.0  0.0  0.0  1.0
  Y  Y1  1  0.74  0.0  0.51  1.0
  Y  Y2  1  0.9  0.04  0.75  1.0

Ba Y Y
Ba Y Y 0 2 o - - 1 2 o o o 