data_[Li4Zn20Fe4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Zn  1.6500  1.3500  0.8800
  Fe  1.8300  1.4000  0.8525
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [4.3078]
_cell_length_b [18.8118]
_cell_length_c [5.3723]
_cell_angle_alpha [90.0000]
_cell_angle_beta [91.3239]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [LiZn5Fe]
_chemical_formula_sum '[Li4 Zn20 Fe4]'
_cell_volume [435.2434]
_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
[
  Li  Li0  4  0.0000  0.3511  0.2500  1
  Zn  Zn1  8  0.0010  0.2069  0.5063  1
  Zn  Zn2  8  0.2462  0.4748  0.3931  1
  Zn  Zn3  4  0.0000  0.3350  0.7500  1
  Fe  Fe4  4  0.0000  0.0930  0.2500  1
]