data_[Er8Al4Ge8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Er  1.2400  1.7500  1.0300
  Al  1.6100  1.2500  0.6750
  Ge  2.0100  1.2500  0.7700
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.8984]
_cell_length_b [4.1925]
_cell_length_c [10.1537]
_cell_angle_alpha [90.0000]
_cell_angle_beta [115.4424]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Er2AlGe2]
_chemical_formula_sum '[Er8 Al4 Ge8]'
_cell_volume [418.9482]
_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
[
  Er  Er0  4  0.0088  0.0000  0.6765  1.0
  Er  Er1  4  0.1857  0.0000  0.1039  1.0
  Al  Al2  4  0.2107  0.5000  0.3335  1.0
  Ge  Ge3  4  0.0348  0.5000  0.8915  1.0
  Ge  Ge4  4  0.1422  0.5000  0.5641  1.0
]