The material described by VCo4 is alpha La-derived structured and crystallizes in the trigonal R-3m space group. V(1) is bonded to six equivalent V(1) and six equivalent Co(1) atoms to form VV6Co6 cuboctahedra that share corners with six equivalent V(1)V6Co6 cuboctahedra; corners with six Co(2,2)Co12 cuboctahedra; edges with six equivalent V(1)V6Co6 cuboctahedra; edges with six Co(2,2)Co12 cuboctahedra; edges with twelve equivalent Co(1)V3Co9 cuboctahedra; faces with six equivalent V(1)V6Co6 cuboctahedra; and faces with twelve equivalent Co(1)V3Co9 cuboctahedra. There are five inequivalent Co sites. In the first Co site, Co(1) is bonded to three equivalent V(1), three equivalent Co(2), and six equivalent Co(1) atoms to form CoV3Co9 cuboctahedra that share corners with three equivalent Co(2)Co12 cuboctahedra; corners with nine equivalent Co(1)V3Co9 cuboctahedra; edges with six equivalent V(1)V6Co6 cuboctahedra; edges with nine Co(2,2)Co12 cuboctahedra; edges with nine equivalent Co(1)V3Co9 cuboctahedra; faces with six equivalent V(1)V6Co6 cuboctahedra; faces with six equivalent Co(2)Co12 cuboctahedra; and faces with six equivalent Co(1)V3Co9 cuboctahedra. In the second Co site, Co(2) is bonded to three equivalent Co(1) and nine Co(2,2) atoms to form CoCo12 cuboctahedra that share corners with three equivalent V(1)V6Co6 cuboctahedra; corners with three equivalent Co(1)V3Co9 cuboctahedra; corners with six equivalent Co(2)Co12 cuboctahedra; edges with three equivalent V(1)V6Co6 cuboctahedra; edges with nine equivalent Co(1)V3Co9 cuboctahedra; edges with twelve Co(2,2)Co12 cuboctahedra; faces with six equivalent Co(1)V3Co9 cuboctahedra; and faces with twelve Co(2,2)Co12 cuboctahedra. In the third Co site, Co(2) is bonded to three equivalent Co(1) and nine Co(2,2) atoms to form CoCo12 cuboctahedra that share corners with three equivalent V(1)V6Co6 cuboctahedra; corners with three equivalent Co(1)V3Co9 cuboctahedra; corners with six equivalent Co(2)Co12 cuboctahedra; edges with three equivalent V(1)V6Co6 cuboctahedra; edges with nine equivalent Co(1)V3Co9 cuboctahedra; edges with twelve Co(2,2)Co12 cuboctahedra; faces with six equivalent Co(1)V3Co9 cuboctahedra; and faces with twelve Co(2,2)Co12 cuboctahedra. In the fourth Co site, Co(2) is bonded to three equivalent Co(1) and nine Co(2,2) atoms to form CoCo12 cuboctahedra that share corners with three equivalent V(1)V6Co6 cuboctahedra; corners with three equivalent Co(1)V3Co9 cuboctahedra; corners with six equivalent Co(2)Co12 cuboctahedra; edges with three equivalent V(1)V6Co6 cuboctahedra; edges with nine equivalent Co(1)V3Co9 cuboctahedra; edges with twelve Co(2,2)Co12 cuboctahedra; faces with six equivalent Co(1)V3Co9 cuboctahedra; and faces with twelve Co(2,2)Co12 cuboctahedra. In the fifth Co site, Co(2) is bonded to three equivalent Co(1) and nine Co(2,2) atoms to form CoCo12 cuboctahedra that share corners with three equivalent V(1)V6Co6 cuboctahedra; corners with three equivalent Co(1)V3Co9 cuboctahedra; corners with six equivalent Co(2)Co12 cuboctahedra; edges with three equivalent V(1)V6Co6 cuboctahedra; edges with nine equivalent Co(1)V3Co9 cuboctahedra; edges with twelve Co(2,2)Co12 cuboctahedra; faces with six equivalent Co(1)V3Co9 cuboctahedra; and faces with twelve Co(2,2)Co12 cuboctahedra. is represented by the Crystallographic Information File (CIF) [CIF]
data_VCo4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.382
_cell_length_b   10.382
_cell_length_c   10.382
_cell_angle_alpha   13.935
_cell_angle_beta   13.935
_cell_angle_gamma   13.935
_symmetry_Int_Tables_number   1
_cell_volume   56.473
_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
  V  V0  1  0.000  0.000  0.000  1.0
  Co  Co1  1  0.598  0.598  0.598  1.0
  Co  Co2  1  0.199  0.199  0.199  1.0
  Co  Co3  1  0.801  0.801  0.801  1.0
  Co  Co4  1  0.402  0.402  0.402  1.0
[/CIF]
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The material described by VCo4 is alpha La-derived structured and crystallizes in the trigonal R-3m space group. V(1) is bonded to six equivalent V(1) and six equivalent Co(1) atoms to form VV6Co6 cuboctahedra that share corners with six equivalent V(1)V6Co6 cuboctahedra; corners with six Co(2,2)Co12 cuboctahedra; edges with six equivalent V(1)V6Co6 cuboctahedra; edges with six Co(2,2)Co12 cuboctahedra; edges with twelve equivalent Co(1)V3Co9 cuboctahedra; faces with six equivalent V(1)V6Co6 cuboctahedra; and faces with twelve equivalent Co(1)V3Co9 cuboctahedra. There are five inequivalent Co sites. In the first Co site, Co(1) is bonded to three equivalent V(1), three equivalent Co(2), and six equivalent Co(1) atoms to form CoV3Co9 cuboctahedra that share corners with three equivalent Co(2)Co12 cuboctahedra; corners with nine equivalent Co(1)V3Co9 cuboctahedra; edges with six equivalent V(1)V6Co6 cuboctahedra; edges with nine Co(2,2)Co12 cuboctahedra; edges with nine equivalent Co(1)V3Co9 cuboctahedra; faces with six equivalent V(1)V6Co6 cuboctahedra; faces with six equivalent Co(2)Co12 cuboctahedra; and faces with six equivalent Co(1)V3Co9 cuboctahedra. In the second Co site, Co(2) is bonded to three equivalent Co(1) and nine Co(2,2) atoms to form CoCo12 cuboctahedra that share corners with three equivalent V(1)V6Co6 cuboctahedra; corners with three equivalent Co(1)V3Co9 cuboctahedra; corners with six equivalent Co(2)Co12 cuboctahedra; edges with three equivalent V(1)V6Co6 cuboctahedra; edges with nine equivalent Co(1)V3Co9 cuboctahedra; edges with twelve Co(2,2)Co12 cuboctahedra; faces with six equivalent Co(1)V3Co9 cuboctahedra; and faces with twelve Co(2,2)Co12 cuboctahedra. In the third Co site, Co(2) is bonded to three equivalent Co(1) and nine Co(2,2) atoms to form CoCo12 cuboctahedra that share corners with three equivalent V(1)V6Co6 cuboctahedra; corners with three equivalent Co(1)V3Co9 cuboctahedra; corners with six equivalent Co(2)Co12 cuboctahedra; edges with three equivalent V(1)V6Co6 cuboctahedra; edges with nine equivalent Co(1)V3Co9 cuboctahedra; edges with twelve Co(2,2)Co12 cuboctahedra; faces with six equivalent Co(1)V3Co9 cuboctahedra; and faces with twelve Co(2,2)Co12 cuboctahedra. In the fourth Co site, Co(2) is bonded to three equivalent Co(1) and nine Co(2,2) atoms to form CoCo12 cuboctahedra that share corners with three equivalent V(1)V6Co6 cuboctahedra; corners with three equivalent Co(1)V3Co9 cuboctahedra; corners with six equivalent Co(2)Co12 cuboctahedra; edges with three equivalent V(1)V6Co6 cuboctahedra; edges with nine equivalent Co(1)V3Co9 cuboctahedra; edges with twelve Co(2,2)Co12 cuboctahedra; faces with six equivalent Co(1)V3Co9 cuboctahedra; and faces with twelve Co(2,2)Co12 cuboctahedra. In the fifth Co site, Co(2) is bonded to three equivalent Co(1) and nine Co(2,2) atoms to form CoCo12 cuboctahedra that share corners with three equivalent V(1)V6Co6 cuboctahedra; corners with three equivalent Co(1)V3Co9 cuboctahedra; corners with six equivalent Co(2)Co12 cuboctahedra; edges with three equivalent V(1)V6Co6 cuboctahedra; edges with nine equivalent Co(1)V3Co9 cuboctahedra; edges with twelve Co(2,2)Co12 cuboctahedra; faces with six equivalent Co(1)V3Co9 cuboctahedra; and faces with twelve Co(2,2)Co12 cuboctahedra. is represented by the Crystallographic Information File (CIF) [CIF]
data_VCo4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.382
_cell_length_b   10.382
_cell_length_c   10.382
_cell_angle_alpha   13.935
_cell_angle_beta   13.935
_cell_angle_gamma   13.935
_symmetry_Int_Tables_number   1
_cell_volume   56.473
_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
  V  V0  1  0.000  0.000  0.000  1.0
  Co  Co1  1  0.598  0.598  0.598  1.0
  Co  Co2  1  0.199  0.199  0.199  1.0
  Co  Co3  1  0.801  0.801  0.801  1.0
  Co  Co4  1  0.402  0.402  0.402  1.0
[/CIF]
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