data_[Li2Er8Bi4]
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
  Bi  2.0200  1.6000  1.0350
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [7.5826]
_cell_length_b [6.4711]
_cell_length_c [8.6979]
_cell_angle_alpha [90.0000]
_cell_angle_beta [112.2419]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Li(Er2Bi)2]
_chemical_formula_sum '[Li2 Er8 Bi4]'
_cell_volume [395.0347]
_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  0.0456  0.7500  0.2969  1
  Er  Er1  4  0.3361  0.5008  0.7846  1
  Er  Er2  2  0.2017  0.2500  0.1134  1
  Er  Er3  2  0.4757  0.7500  0.4730  1
  Bi  Bi4  2  0.0858  0.2500  0.4265  1
  Bi  Bi5  2  0.2561  0.7500  0.0763  1
]