data_[Li4Er2Zn2Ge4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Er  1.2400  1.7500  1.0300
  Zn  1.6500  1.3500  0.8800
  Ge  2.0100  1.2500  0.7700
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [4.1673]
_cell_length_b [7.7495]
_cell_length_c [6.9775]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [Li2ErZnGe2]
_chemical_formula_sum '[Li4 Er2 Zn2 Ge4]'
_cell_volume [225.3342]
_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  0.0000  0.1726  0.8579  1
  Li  Li1  2  0.5000  0.0708  0.5328  1
  Er  Er2  2  0.0000  0.4372  0.4914  1
  Zn  Zn3  2  0.5000  0.3061  0.1517  1
  Ge  Ge4  2  0.0000  0.1383  0.2352  1
  Ge  Ge5  2  0.5000  0.3696  0.7766  1
]