The structure described by V5CoO12 crystallizes in the triclinic P1 space group. There are five inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(2), one O(4), and one O(6) atom to form VO4 tetrahedra that share  a cornercorner with one V(5)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, and corners with two equivalent V(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 33-58°. In the second V site, V(2) is bonded to one O(3), one O(4), one O(6), and one O(8) atom to form VO4 tetrahedra that share  a cornercorner with one Co(1)O6 octahedra, corners with two equivalent V(5)O6 octahedra, and corners with two equivalent V(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 30-63°. In the third V site, V(3) is bonded to one O(10), one O(5), one O(7), and one O(9) atom to form VO4 tetrahedra that share  a cornercorner with one V(5)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, and corners with two equivalent V(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 29-57°. In the fourth V site, V(4) is bonded to one O(11), one O(12), one O(7), and one O(9) atom to form VO4 tetrahedra that share  a cornercorner with one Co(1)O6 octahedra, corners with two equivalent V(5)O6 octahedra, and corners with two equivalent V(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 26-61°. In the fifth V site, V(5) is bonded to one O(1), one O(10), one O(11), one O(12), one O(3), and one O(8) atom to form VO6 octahedra that share  a cornercorner with one V(1)O4 tetrahedra,  a cornercorner with one V(3)O4 tetrahedra, corners with two equivalent V(2)O4 tetrahedra, corners with two equivalent V(4)O4 tetrahedra, and edges with two equivalent Co(1)O6 octahedra. Co(1) is bonded to one O(1), one O(10), one O(12), one O(2), one O(3), and one O(5) atom to form CoO6 octahedra that share  a cornercorner with one V(2)O4 tetrahedra,  a cornercorner with one V(4)O4 tetrahedra, corners with two equivalent V(1)O4 tetrahedra, corners with two equivalent V(3)O4 tetrahedra, and edges with two equivalent V(5)O6 octahedra. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a trigonal planar geometry to one V(1), one V(5), and one Co(1) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one V(1) and one Co(1) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one V(2), one V(5), and one Co(1) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one V(1) and one V(2) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one V(3) and one Co(1) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one V(1) and one V(2) atom. In the seventh O site, O(7) is bonded in a bent 150 degrees geometry to one V(3) and one V(4) atom. In the eighth O site, O(8) is bonded in a bent 150 degrees geometry to one V(2) and one V(5) atom. In the ninth O site, O(9) is bonded in a bent 150 degrees geometry to one V(3) and one V(4) atom. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to one V(3), one V(5), and one Co(1) atom. In the eleventh O site, O(11) is bonded in a bent 150 degrees geometry to one V(4) and one V(5) atom. In the twelfth O site, O(12) is bonded in a distorted trigonal planar geometry to one V(4), one V(5), and one Co(1) atom. is represented by the CIF card [CIF]
data_V5CoO12
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.852
_cell_length_b   6.781
_cell_length_c   5.841
_cell_angle_alpha   74.186
_cell_angle_beta   104.205
_cell_angle_gamma   95.994
_symmetry_Int_Tables_number   1
_cell_volume   252.960
_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  0.205  0.610  0.750  1.0
  V  V1  1  0.396  0.798  0.246  1.0
  V  V2  1  0.613  0.207  0.748  1.0
  V  V3  1  0.793  0.391  0.239  1.0
  V  V4  1  0.921  0.920  0.257  1.0
  Co  Co5  1  0.088  0.083  0.764  1.0
  O  O6  1  0.043  0.818  0.628  1.0
  O  O7  1  0.078  0.380  0.762  1.0
  O  O8  1  0.176  0.957  0.140  1.0
  O  O9  1  0.370  0.638  0.555  1.0
  O  O10  1  0.387  0.086  0.750  1.0
  O  O11  1  0.339  0.621  0.046  1.0
  O  O12  1  0.653  0.380  0.942  1.0
  O  O13  1  0.640  0.907  0.291  1.0
  O  O14  1  0.625  0.342  0.440  1.0
  O  O15  1  0.804  0.036  0.870  1.0
  O  O16  1  0.902  0.628  0.224  1.0
  O  O17  1  0.966  0.199  0.347  1.0
[/CIF]
.
The structure described by V5CoO12 crystallizes in the triclinic P1 space group. There are five inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(2), one O(4), and one O(6) atom to form VO4 tetrahedra that share  a cornercorner with one V(5)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, and corners with two equivalent V(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 33-58°. In the second V site, V(2) is bonded to one O(3), one O(4), one O(6), and one O(8) atom to form VO4 tetrahedra that share  a cornercorner with one Co(1)O6 octahedra, corners with two equivalent V(5)O6 octahedra, and corners with two equivalent V(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 30-63°. In the third V site, V(3) is bonded to one O(10), one O(5), one O(7), and one O(9) atom to form VO4 tetrahedra that share  a cornercorner with one V(5)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, and corners with two equivalent V(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 29-57°. In the fourth V site, V(4) is bonded to one O(11), one O(12), one O(7), and one O(9) atom to form VO4 tetrahedra that share  a cornercorner with one Co(1)O6 octahedra, corners with two equivalent V(5)O6 octahedra, and corners with two equivalent V(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 26-61°. In the fifth V site, V(5) is bonded to one O(1), one O(10), one O(11), one O(12), one O(3), and one O(8) atom to form VO6 octahedra that share  a cornercorner with one V(1)O4 tetrahedra,  a cornercorner with one V(3)O4 tetrahedra, corners with two equivalent V(2)O4 tetrahedra, corners with two equivalent V(4)O4 tetrahedra, and edges with two equivalent Co(1)O6 octahedra. Co(1) is bonded to one O(1), one O(10), one O(12), one O(2), one O(3), and one O(5) atom to form CoO6 octahedra that share  a cornercorner with one V(2)O4 tetrahedra,  a cornercorner with one V(4)O4 tetrahedra, corners with two equivalent V(1)O4 tetrahedra, corners with two equivalent V(3)O4 tetrahedra, and edges with two equivalent V(5)O6 octahedra. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a trigonal planar geometry to one V(1), one V(5), and one Co(1) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one V(1) and one Co(1) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one V(2), one V(5), and one Co(1) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one V(1) and one V(2) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one V(3) and one Co(1) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one V(1) and one V(2) atom. In the seventh O site, O(7) is bonded in a bent 150 degrees geometry to one V(3) and one V(4) atom. In the eighth O site, O(8) is bonded in a bent 150 degrees geometry to one V(2) and one V(5) atom. In the ninth O site, O(9) is bonded in a bent 150 degrees geometry to one V(3) and one V(4) atom. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to one V(3), one V(5), and one Co(1) atom. In the eleventh O site, O(11) is bonded in a bent 150 degrees geometry to one V(4) and one V(5) atom. In the twelfth O site, O(12) is bonded in a distorted trigonal planar geometry to one V(4), one V(5), and one Co(1) atom. is represented by the CIF card [CIF]
data_V5CoO12
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.852
_cell_length_b   6.781
_cell_length_c   5.841
_cell_angle_alpha   74.186
_cell_angle_beta   104.205
_cell_angle_gamma   95.994
_symmetry_Int_Tables_number   1
_cell_volume   252.960
_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  0.205  0.610  0.750  1.0
  V  V1  1  0.396  0.798  0.246  1.0
  V  V2  1  0.613  0.207  0.748  1.0
  V  V3  1  0.793  0.391  0.239  1.0
  V  V4  1  0.921  0.920  0.257  1.0
  Co  Co5  1  0.088  0.083  0.764  1.0
  O  O6  1  0.043  0.818  0.628  1.0
  O  O7  1  0.078  0.380  0.762  1.0
  O  O8  1  0.176  0.957  0.140  1.0
  O  O9  1  0.370  0.638  0.555  1.0
  O  O10  1  0.387  0.086  0.750  1.0
  O  O11  1  0.339  0.621  0.046  1.0
  O  O12  1  0.653  0.380  0.942  1.0
  O  O13  1  0.640  0.907  0.291  1.0
  O  O14  1  0.625  0.342  0.440  1.0
  O  O15  1  0.804  0.036  0.870  1.0
  O  O16  1  0.902  0.628  0.224  1.0
  O  O17  1  0.966  0.199  0.347  1.0
[/CIF]
.