data_Rb3Y
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.02
_cell_length_b   9.02
_cell_length_c   7.4
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Rb3Y
_chemical_formula_sum   'Rb6 Y2'
_cell_volume   521.51
_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
  Rb  Rb0  1  0.0  0.7  0.55  1.0
  Rb  Rb1  1  0.17  0.46  0.55  1.0
  Rb  Rb2  1  0.83  0.46  0.55  1.0
  Rb  Rb3  1  0.51  0.11  0.85  1.0
  Rb  Rb4  1  0.34  0.35  0.85  1.0
  Rb  Rb5  1  0.68  0.35  0.85  1.0
  Y  Y6  1  0.0  0.21  0.85  1.0
  Y  Y7  1  0.51  0.6  0.55  1.0

data_Rb3Y
_symmetry_space_group_name_H-M   P-1
_cell_length_a   7.4
_cell_length_b   9.02
_cell_length_c   9.02
_cell_angle_alpha   120.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   2
_chemical_formula_structural   Rb3Y
_chemical_formula_sum   'Rb6 Y2'
_cell_volume   521.51
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '-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
  Rb  Rb0  2  0.35  0.57  0.06  1.0
  Rb  Rb1  2  0.35  0.74  0.3  1.0
  Rb  Rb2  2  0.35  0.92  0.06  1.0
  Y  Y3  2  0.35  0.26  0.2  1.0

Rb Rb Rb Rb Rb Rb Y Y