The structure described by ThCe crystallizes in the trigonal R-3m space group. Th(1) is bonded to six equivalent Th(1) and six equivalent Ce(1) atoms to form ThCe6Th6 cuboctahedra that share corners with twelve equivalent Th(1)Ce6Th6 cuboctahedra, edges with twelve equivalent Th(1)Ce6Th6 cuboctahedra, edges with twelve equivalent Ce(1)Ce6Th6 cuboctahedra, faces with six equivalent Th(1)Ce6Th6 cuboctahedra, and faces with twelve equivalent Ce(1)Ce6Th6 cuboctahedra. Ce(1) is bonded to six equivalent Th(1) and six equivalent Ce(1) atoms to form CeCe6Th6 cuboctahedra that share corners with twelve equivalent Ce(1)Ce6Th6 cuboctahedra, edges with twelve equivalent Th(1)Ce6Th6 cuboctahedra, edges with twelve equivalent Ce(1)Ce6Th6 cuboctahedra, faces with six equivalent Ce(1)Ce6Th6 cuboctahedra, and faces with twelve equivalent Th(1)Ce6Th6 cuboctahedra. is represented by the CIF card [CIF]
data_CeTh
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.959
_cell_length_b   5.959
_cell_length_c   5.959
_cell_angle_alpha   33.982
_cell_angle_beta   33.982
_cell_angle_gamma   33.982
_symmetry_Int_Tables_number   1
_cell_volume   58.926
_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
  Ce  Ce0  1  0.000  0.000  0.000  1.0
  Th  Th1  1  0.500  0.500  0.500  1.0
[/CIF]
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The structure described by ThCe crystallizes in the trigonal R-3m space group. Th(1) is bonded to six equivalent Th(1) and six equivalent Ce(1) atoms to form ThCe6Th6 cuboctahedra that share corners with twelve equivalent Th(1)Ce6Th6 cuboctahedra, edges with twelve equivalent Th(1)Ce6Th6 cuboctahedra, edges with twelve equivalent Ce(1)Ce6Th6 cuboctahedra, faces with six equivalent Th(1)Ce6Th6 cuboctahedra, and faces with twelve equivalent Ce(1)Ce6Th6 cuboctahedra. Ce(1) is bonded to six equivalent Th(1) and six equivalent Ce(1) atoms to form CeCe6Th6 cuboctahedra that share corners with twelve equivalent Ce(1)Ce6Th6 cuboctahedra, edges with twelve equivalent Th(1)Ce6Th6 cuboctahedra, edges with twelve equivalent Ce(1)Ce6Th6 cuboctahedra, faces with six equivalent Ce(1)Ce6Th6 cuboctahedra, and faces with twelve equivalent Th(1)Ce6Th6 cuboctahedra. is represented by the CIF card [CIF]
data_CeTh
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.959
_cell_length_b   5.959
_cell_length_c   5.959
_cell_angle_alpha   33.982
_cell_angle_beta   33.982
_cell_angle_gamma   33.982
_symmetry_Int_Tables_number   1
_cell_volume   58.926
_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
  Ce  Ce0  1  0.000  0.000  0.000  1.0
  Th  Th1  1  0.500  0.500  0.500  1.0
[/CIF]
.