data_[Rb4Li4Y8O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Li  0.9800  1.4500  0.9000
  Y  1.2200  1.8000  1.0400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.4881]
_cell_length_b [11.7411]
_cell_length_c [11.7246]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [RbLiY2O4]
_chemical_formula_sum '[Rb4 Li4 Y8 O16]'
_cell_volume [480.1651]
_cell_formula_units_Z [4]
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  4  0.0000  0.0989  0.7500  1.0
  Li  Li1  4  0.0000  0.1809  0.2500  1.0
  Y  Y2  8  0.0000  0.3650  0.5586  1.0
  O  O3  8  0.0000  0.2504  0.0998  1.0
  O  O4  4  0.0000  0.0000  0.0000  1.0
  O  O5  4  0.0000  0.3990  0.7500  1.0
]