data_[La6Zn18Ag4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Zn  1.6500  1.3500  0.8800
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [4.5858]
_cell_length_b [8.9894]
_cell_length_c [13.6647]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [La3Zn9Ag2]
_chemical_formula_sum '[La6 Zn18 Ag4]'
_cell_volume [563.3070]
_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
[
  La  La0  4  0.0000  0.0000  0.2970  1
  La  La1  2  0.0000  0.0000  0.0000  1
  Zn  Zn2  8  0.0000  0.2845  0.1366  1
  Zn  Zn3  8  0.0000  0.3583  0.3361  1
  Zn  Zn4  2  0.0000  0.5000  0.0000  1
  Ag  Ag5  4  0.0000  0.1920  0.5000  1
]