The material described by Au2Er crystallizes in the tetragonal I4/mmm space group. Er(1) is bonded in a distorted q6 geometry to ten equivalent Au(1) atoms. Au(1) is bonded in a 5-coordinate geometry to five equivalent Er(1) atoms. is represented by the CIF file [CIF]
data_ErAu2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.681
_cell_length_b   3.681
_cell_length_c   5.183
_cell_angle_alpha   110.799
_cell_angle_beta   110.799
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   60.745
_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
  Er  Er0  1  0.000  0.000  0.000  1.0
  Au  Au1  1  0.665  0.665  0.330  1.0
  Au  Au2  1  0.335  0.335  0.670  1.0
[/CIF]
.
The material described by Au2Er crystallizes in the tetragonal I4/mmm space group. Er(1) is bonded in a distorted q6 geometry to ten equivalent Au(1) atoms. Au(1) is bonded in a 5-coordinate geometry to five equivalent Er(1) atoms. is represented by the CIF file [CIF]
data_ErAu2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.681
_cell_length_b   3.681
_cell_length_c   5.183
_cell_angle_alpha   110.799
_cell_angle_beta   110.799
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   60.745
_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
  Er  Er0  1  0.000  0.000  0.000  1.0
  Au  Au1  1  0.665  0.665  0.330  1.0
  Au  Au2  1  0.335  0.335  0.670  1.0
[/CIF]
.