data_[Al2Ag2Br4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Al  1.6100  1.2500  0.6750
  Ag  1.9300  1.6000  1.0867
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [Cmm2]
_cell_length_a [3.5275]
_cell_length_b [6.8852]
_cell_length_c [9.1264]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [35]
_chemical_formula_structural [AlAgBr2]
_chemical_formula_sum '[Al2 Ag2 Br4]'
_cell_volume [221.6617]
_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
[
  Al  Al0  2  0.0000  0.5000  0.7326  1
  Ag  Ag1  2  0.0000  0.0000  0.5246  1
  Br  Br2  2  0.0000  0.0000  0.9358  1
  Br  Br3  2  0.0000  0.5000  0.3070  1
]