data_[Er8Ni4Ge8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Er  1.2400  1.7500  1.0300
  Ni  1.9100  1.3500  0.7400
  Ge  2.0100  1.2500  0.7700
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.3258]
_cell_length_b [4.2037]
_cell_length_c [10.1385]
_cell_angle_alpha [90.0000]
_cell_angle_beta [117.6219]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Er2NiGe2]
_chemical_formula_sum '[Er8 Ni4 Ge8]'
_cell_volume [389.9160]
_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  0.3327  1.0
  Er  Er1  4  0.1870  0.0000  0.1101  1.0
  Ni  Ni2  4  0.2225  0.5000  0.3468  1.0
  Ge  Ge3  4  0.0190  0.5000  0.8789  1.0
  Ge  Ge4  4  0.1533  0.5000  0.5645  1.0
]