data_[Li1Er5Mg4]
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
  Mg  1.3100  1.5000  0.8600
]
_symmetry_space_group_name_H-M [P4/mmm]
_cell_length_a [3.7539]
_cell_length_b [3.7539]
_cell_length_c [18.6363]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [123]
_chemical_formula_structural [LiEr5Mg4]
_chemical_formula_sum '[Li1 Er5 Mg4]'
_cell_volume [262.6164]
_cell_formula_units_Z [1]
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  1  0.0000  0.0000  0.0000  1.0
  Er  Er1  2  0.5000  0.5000  0.0987  1.0
  Er  Er2  2  0.5000  0.5000  0.2985  1.0
  Er  Er3  1  0.5000  0.5000  0.5000  1.0
  Mg  Mg4  2  0.0000  0.0000  0.1988  1.0
  Mg  Mg5  2  0.0000  0.0000  0.3988  1.0
]