data_[Li8Cu4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Cu  1.9000  1.3500  0.8200
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [5.3149]
_cell_length_b [3.8760]
_cell_length_c [7.9068]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [Li2Cu]
_chemical_formula_sum '[Li8 Cu4]'
_cell_volume [162.8857]
_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  0.1357  0.2500  0.4095  1.0
  Li  Li1  4  0.1372  0.2500  0.7443  1.0
  Cu  Cu2  4  0.1109  0.2500  0.0672  1.0
]