data_[Rb2Zn2Ga2I8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Zn  1.6500  1.3500  0.8800
  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 [7.7910]
_cell_length_b [8.1893]
_cell_length_c [10.2233]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.0200]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbZnGaI4]
_chemical_formula_sum '[Rb2 Zn2 Ga2 I8]'
_cell_volume [635.5061]
_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  2  0.2160  0.2500  0.5411  1.0
  Zn  Zn1  2  0.2255  0.7500  0.2782  1.0
  Ga  Ga2  2  0.2010  0.2500  0.0006  1.0
  I  I3  4  0.0033  0.0027  0.2135  1.0
  I  I4  2  0.3409  0.7500  0.5388  1.0
  I  I5  2  0.4543  0.7500  0.1260  1.0
]