The structure described by Eu is Magnesium structured and crystallizes in the orthorhombic Cmcm space group. Eu(1) is bonded to twelve equivalent Eu(1) atoms to form a mixture of edge, corner, and face-sharing EuEu12 cuboctahedra. is represented by the CIF file [CIF]
data_Eu
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.012
_cell_length_b   4.012
_cell_length_c   6.341
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   120.295
_symmetry_Int_Tables_number   1
_cell_volume   88.126
_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
  Eu  Eu0  1  0.837  0.163  0.750  1.0
  Eu  Eu1  1  0.163  0.837  0.250  1.0
[/CIF]
.
The structure described by Eu is Magnesium structured and crystallizes in the orthorhombic Cmcm space group. Eu(1) is bonded to twelve equivalent Eu(1) atoms to form a mixture of edge, corner, and face-sharing EuEu12 cuboctahedra. is represented by the CIF file [CIF]
data_Eu
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.012
_cell_length_b   4.012
_cell_length_c   6.341
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   120.295
_symmetry_Int_Tables_number   1
_cell_volume   88.126
_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
  Eu  Eu0  1  0.837  0.163  0.750  1.0
  Eu  Eu1  1  0.163  0.837  0.250  1.0
[/CIF]
.