data_[Rb4Na2Sn4Br14]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Na  0.9300  1.8000  1.1600
  Sn  1.9600  1.4500  0.8300
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [8.2979]
_cell_length_b [8.2872]
_cell_length_c [14.9432]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.1377]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb2NaSn2Br7]
_chemical_formula_sum '[Rb4 Na2 Sn4 Br14]'
_cell_volume [991.9299]
_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  0.1614  0.0000  0.3578  1.0
  Na  Na1  2  0.0000  0.0000  0.0000  1.0
  Sn  Sn2  4  0.1052  0.5000  0.2052  1.0
  Br  Br3  8  0.1513  0.2475  0.8074  1.0
  Br  Br4  4  0.2172  0.5000  0.4065  1.0
  Br  Br5  2  0.0000  0.5000  0.0000  1.0
]