data_[Rb8Ga4Pb4Br20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Ga  1.8100  1.3000  0.7600
  Pb  2.3300  1.8000  1.1225
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [4.6690]
_cell_length_b [19.7805]
_cell_length_c [15.5093]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Rb2GaPbBr5]
_chemical_formula_sum '[Rb8 Ga4 Pb4 Br20]'
_cell_volume [1432.3692]
_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  0.0872  0.6566  1.0
  Rb  Rb1  4  0.0000  0.1322  0.2984  1.0
  Ga  Ga2  4  0.0000  0.4596  0.4512  1.0
  Pb  Pb3  4  0.0000  0.2250  0.0268  1.0
  Br  Br4  4  0.0000  0.0769  0.0700  1.0
  Br  Br5  4  0.0000  0.2623  0.6622  1.0
  Br  Br6  4  0.0000  0.2998  0.3994  1.0
  Br  Br7  4  0.0000  0.3771  0.9883  1.0
  Br  Br8  4  0.0000  0.4992  0.7711  1.0
]