data_[Cs2Mg2Ga2I8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Mg  1.3100  1.5000  0.8600
  Ga  1.8100  1.3000  0.7600
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [8.0378]
_cell_length_b [8.3706]
_cell_length_c [10.4224]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.8809]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [CsMgGaI4]
_chemical_formula_sum '[Cs2 Mg2 Ga2 I8]'
_cell_volume [667.3636]
_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  2  0.2419  0.2500  0.0487  1.0
  Mg  Mg1  2  0.2346  0.7500  0.3279  1.0
  Ga  Ga2  2  0.2119  0.2500  0.5198  1.0
  I  I3  4  0.0079  0.0064  0.2841  1.0
  I  I4  2  0.3958  0.7500  0.1326  1.0
  I  I5  2  0.4586  0.7500  0.5846  1.0
]