data_[Be4Co4Ag16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Be  1.5700  1.0500  0.5900
  Co  1.8800  1.3500  0.7683
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [F-43m]
_cell_length_a [7.5342]
_cell_length_b [7.5342]
_cell_length_c [7.5342]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [216]
_chemical_formula_structural [BeCoAg4]
_chemical_formula_sum '[Be4 Co4 Ag16]'
_cell_volume [427.6713]
_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
[
  Be  Be0  4  0.2500  0.2500  0.2500  1
  Co  Co1  4  0.0000  0.0000  0.0000  1
  Ag  Ag2  16  0.1250  0.1250  0.6250  1
]