data_ErAu
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.74
_cell_length_b   5.74
_cell_length_c   4.61
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   142.73
_symmetry_Int_Tables_number   1
_chemical_formula_structural   ErAu
_chemical_formula_sum   'Er2 Au2'
_cell_volume   92.09
_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
  Er  Er2  1  0.83  0.92  0.15  1.0
  Er  Er3  1  0.83  0.08  0.46  1.0
  Au  Au0  1  0.83  0.03  0.46  1.0
  Au  Au1  1  0.83  0.97  0.15  1.0

data_ErAu
_symmetry_space_group_name_H-M   P-1
_cell_length_a   3.67
_cell_length_b   4.61
_cell_length_c   5.74
_cell_angle_alpha   90.0
_cell_angle_beta   108.63
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   2
_chemical_formula_structural   ErAu
_chemical_formula_sum   'Er2 Au2'
_cell_volume   92.09
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '-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  2  0.08  0.35  0.08  1.0
  Au  Au1  2  0.03  0.35  0.03  1.0

Er Er Au Au
Er Er Au Au 0 3 o o o 1 2 o o o 