data_[Ce4Fe4Ag4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  Fe  1.8300  1.4000  0.8525
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [13.0485]
_cell_length_b [4.1671]
_cell_length_c [4.6571]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.7135]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [CeFeAg]
_chemical_formula_sum '[Ce4 Fe4 Ag4]'
_cell_volume [239.8412]
_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
[
  Ce  Ce0  4  0.1401  0.5000  0.8728  1.0
  Fe  Fe1  4  0.2120  0.5000  0.3374  1.0
  Ag  Ag2  4  0.0725  0.0000  0.3178  1.0
]