data_[Cs4Rb2Mg2I10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Rb  0.8200  2.3500  1.6600
  Mg  1.3100  1.5000  0.8600
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [5.8180]
_cell_length_b [8.5755]
_cell_length_c [18.1670]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Cs2RbMgI5]
_chemical_formula_sum '[Cs4 Rb2 Mg2 I10]'
_cell_volume [906.3938]
_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
[
  Cs  Cs0  4  0.0000  0.0000  0.2064  1.0
  Rb  Rb1  2  0.0000  0.5000  0.0000  1.0
  Mg  Mg2  2  0.0000  0.5000  0.5000  1.0
  I  I3  8  0.0000  0.2527  0.3843  1.0
  I  I4  2  0.0000  0.0000  0.0000  1.0
]