data_[Rb4Sr2Li4I12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Sr  0.9500  2.0000  1.3200
  Li  0.9800  1.4500  0.9000
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [14.5713]
_cell_length_b [8.8409]
_cell_length_c [9.2032]
_cell_angle_alpha [90.0000]
_cell_angle_beta [117.0835]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb2SrLi2I6]
_chemical_formula_sum '[Rb4 Sr2 Li4 I12]'
_cell_volume [1055.5859]
_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  4  0.2131  0.5000  0.1640  1.0
  Sr  Sr1  2  0.0000  0.5000  0.5000  1.0
  Li  Li2  4  0.0537  0.0000  0.2664  1.0
  I  I3  8  0.0623  0.2507  0.8007  1.0
  I  I4  4  0.2425  0.5000  0.5795  1.0
]