data_[Ba4Sr2Ag4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Sr  0.9500  2.0000  1.3200
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [P4/mbm]
_cell_length_a [8.9361]
_cell_length_b [8.9361]
_cell_length_c [4.8916]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [127]
_chemical_formula_structural [Ba2SrAg2]
_chemical_formula_sum '[Ba4 Sr2 Ag4]'
_cell_volume [390.6067]
_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
[
  Ba  Ba0  4  0.1669  0.3331  0.5000  1.0
  Sr  Sr1  2  0.0000  0.0000  0.0000  1.0
  Ag  Ag2  4  0.1207  0.6207  0.0000  1.0
]