data_[Rb4Sr2Ag4Br12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Sr  0.9500  2.0000  1.3200
  Ag  1.9300  1.6000  1.0867
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [14.3793]
_cell_length_b [8.2454]
_cell_length_c [8.2588]
_cell_angle_alpha [90.0000]
_cell_angle_beta [119.2501]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb2Sr(AgBr3)2]
_chemical_formula_sum '[Rb4 Sr2 Ag4 Br12]'
_cell_volume [854.3324]
_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  0.2357  0.5000  0.1881  1.0
  Sr  Sr1  2  0.0000  0.5000  0.5000  1.0
  Ag  Ag2  4  0.0569  0.0000  0.2092  1.0
  Br  Br3  8  0.0645  0.2526  0.8157  1.0
  Br  Br4  4  0.2354  0.5000  0.6063  1.0
]