data_[Sr4Mg4Ag8Br24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Mg  1.3100  1.5000  0.8600
  Ag  1.9300  1.6000  1.0867
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [14.8953]
_cell_length_b [12.2497]
_cell_length_c [7.8408]
_cell_angle_alpha [90.0000]
_cell_angle_beta [111.3542]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [SrMg(AgBr3)2]
_chemical_formula_sum '[Sr4 Mg4 Ag8 Br24]'
_cell_volume [1332.4285]
_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
[
  Sr  Sr0  4  0.0000  0.1468  0.2500  1.0
  Mg  Mg1  4  0.0000  0.1814  0.7500  1.0
  Ag  Ag2  8  0.0791  0.4596  0.1648  1.0
  Br  Br3  8  0.1127  0.0613  0.6552  1.0
  Br  Br4  8  0.1212  0.2562  0.0417  1.0
  Br  Br5  8  0.1275  0.3751  0.5023  1.0
]