data_[Li6Zn2Cu2]
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
  Cu  1.9000  1.3500  0.8200
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [5.1731]
_cell_length_b [4.3432]
_cell_length_c [6.6539]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.5335]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Li3ZnCu]
_chemical_formula_sum '[Li6 Zn2 Cu2]'
_cell_volume [145.3485]
_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
[
  Li  Li0  2  0.0549  0.7500  0.3438  1
  Li  Li1  2  0.2435  0.7500  0.7550  1
  Li  Li2  2  0.4393  0.7500  0.1516  1
  Zn  Zn3  2  0.3608  0.2500  0.4388  1
  Cu  Cu4  2  0.1314  0.2500  0.0535  1
]