The crystal structure described by Co11CuO16 is Spinel-like structured and crystallizes in the monoclinic P2/m space group. There are six inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(3), one O(4), and two equivalent O(6) atoms to form CoO4 tetrahedra that share  a cornercorner with one Co(4)O6 octahedra,  a cornercorner with one Cu(1)O6 octahedra, corners with two equivalent Co(5)O6 octahedra, corners with two equivalent Co(6)O6 octahedra, and corners with six equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 57-60°. In the second Co site, Co(2) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form CoO6 octahedra that share corners with three equivalent Co(1)O4 tetrahedra, corners with three equivalent Co(3)O4 tetrahedra,  an edgeedge with one Co(4)O6 octahedra,  an edgeedge with one Co(5)O6 octahedra,  an edgeedge with one Co(6)O6 octahedra,  an edgeedge with one Cu(1)O6 octahedra, and edges with two equivalent Co(2)O6 octahedra. In the third Co site, Co(3) is bonded to one O(1), one O(2), and two equivalent O(5) atoms to form CoO4 tetrahedra that share  a cornercorner with one Co(5)O6 octahedra,  a cornercorner with one Co(6)O6 octahedra, corners with two equivalent Co(4)O6 octahedra, corners with two equivalent Cu(1)O6 octahedra, and corners with six equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-61°. In the fourth Co site, Co(4) is bonded to two equivalent O(3) and four equivalent O(5) atoms to form CoO6 octahedra that share corners with two equivalent Co(1)O4 tetrahedra, corners with four equivalent Co(3)O4 tetrahedra, edges with two equivalent Cu(1)O6 octahedra, and edges with four equivalent Co(2)O6 octahedra. In the fifth Co site, Co(5) is bonded to two equivalent O(2) and four equivalent O(6) atoms to form CoO6 octahedra that share corners with two equivalent Co(3)O4 tetrahedra, corners with four equivalent Co(1)O4 tetrahedra, edges with two equivalent Co(6)O6 octahedra, and edges with four equivalent Co(2)O6 octahedra. In the sixth Co site, Co(6) is bonded to two equivalent O(1) and four equivalent O(6) atoms to form CoO6 octahedra that share corners with two equivalent Co(3)O4 tetrahedra, corners with four equivalent Co(1)O4 tetrahedra, edges with two equivalent Co(5)O6 octahedra, and edges with four equivalent Co(2)O6 octahedra. Cu(1) is bonded to two equivalent O(4) and four equivalent O(5) atoms to form CuO6 octahedra that share corners with two equivalent Co(1)O4 tetrahedra, corners with four equivalent Co(3)O4 tetrahedra, edges with two equivalent Co(4)O6 octahedra, and edges with four equivalent Co(2)O6 octahedra. There are six inequivalent O sites. In the first O site, O(1) is bonded to one Co(3), one Co(6), and two equivalent Co(2) atoms to form distorted OCo4 trigonal pyramids that share  a cornercorner with one O(1)Co4 trigonal pyramid,  a cornercorner with one O(2)Co4 trigonal pyramid, corners with two equivalent O(4)Co3Cu trigonal pyramids, corners with two equivalent O(3)Co4 trigonal pyramids, corners with two equivalent O(6)Co4 trigonal pyramids,  an edgeedge with one O(2)Co4 trigonal pyramid, and edges with two equivalent O(6)Co4 trigonal pyramids. In the second O site, O(2) is bonded to one Co(3), one Co(5), and two equivalent Co(2) atoms to form distorted OCo4 trigonal pyramids that share  a cornercorner with one O(1)Co4 trigonal pyramid,  a cornercorner with one O(2)Co4 trigonal pyramid, corners with two equivalent O(4)Co3Cu trigonal pyramids, corners with two equivalent O(3)Co4 trigonal pyramids, corners with two equivalent O(6)Co4 trigonal pyramids,  an edgeedge with one O(1)Co4 trigonal pyramid, and edges with two equivalent O(6)Co4 trigonal pyramids. In the third O site, O(3) is bonded to one Co(1), one Co(4), and two equivalent Co(2) atoms to form distorted OCo4 trigonal pyramids that share  a cornercorner with one O(4)Co3Cu trigonal pyramid,  a cornercorner with one O(3)Co4 trigonal pyramid, corners with two equivalent O(1)Co4 trigonal pyramids, corners with two equivalent O(2)Co4 trigonal pyramids, corners with four equivalent O(6)Co4 trigonal pyramids, and  an edgeedge with one O(4)Co3Cu trigonal pyramid. In the fourth O site, O(4) is bonded to one Co(1), two equivalent Co(2), and one Cu(1) atom to form distorted OCo3Cu trigonal pyramids that share  a cornercorner with one O(4)Co3Cu trigonal pyramid,  a cornercorner with one O(3)Co4 trigonal pyramid, corners with two equivalent O(1)Co4 trigonal pyramids, corners with two equivalent O(2)Co4 trigonal pyramids, corners with four equivalent O(6)Co4 trigonal pyramids, and  an edgeedge with one O(3)Co4 trigonal pyramid. In the fifth O site, O(5) is bonded in a rectangular see-saw-like geometry to one Co(2), one Co(3), one Co(4), and one Cu(1) atom. In the sixth O site, O(6) is bonded to one Co(1), one Co(2), one Co(5), and one Co(6) atom to form distorted OCo4 trigonal pyramids that share  a cornercorner with one O(1)Co4 trigonal pyramid,  a cornercorner with one O(2)Co4 trigonal pyramid, corners with two equivalent O(4)Co3Cu trigonal pyramids, corners with two equivalent O(3)Co4 trigonal pyramids, corners with five equivalent O(6)Co4 trigonal pyramids,  an edgeedge with one O(1)Co4 trigonal pyramid,  an edgeedge with one O(2)Co4 trigonal pyramid, and  an edgeedge with one O(6)Co4 trigonal pyramid. is represented by the CIF file [CIF]
data_Co11CuO16
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.915
_cell_length_b   5.880
_cell_length_c   8.322
_cell_angle_alpha   89.802
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   289.479
_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
  Co  Co0  1  0.000  0.252  0.626  1.0
  Co  Co1  1  0.250  0.748  0.751  1.0
  Co  Co2  1  0.750  0.748  0.751  1.0
  Co  Co3  1  0.500  0.250  0.879  1.0
  Co  Co4  1  0.000  0.500  0.000  1.0
  Co  Co5  1  0.500  0.750  0.121  1.0
  Co  Co6  1  0.250  0.252  0.249  1.0
  Co  Co7  1  0.750  0.252  0.249  1.0
  Co  Co8  1  0.000  0.748  0.374  1.0
  Co  Co9  1  0.500  0.500  0.500  1.0
  Co  Co10  1  0.500  0.000  0.500  1.0
  Cu  Cu11  1  0.000  0.000  0.000  1.0
  O  O12  1  0.500  0.977  0.744  1.0
  O  O13  1  0.500  0.516  0.745  1.0
  O  O14  1  0.000  0.520  0.768  1.0
  O  O15  1  0.000  0.981  0.758  1.0
  O  O16  1  0.224  0.740  0.989  1.0
  O  O17  1  0.776  0.740  0.989  1.0
  O  O18  1  0.224  0.260  0.011  1.0
  O  O19  1  0.776  0.260  0.011  1.0
  O  O20  1  0.000  0.480  0.232  1.0
  O  O21  1  0.000  0.019  0.242  1.0
  O  O22  1  0.500  0.484  0.255  1.0
  O  O23  1  0.500  0.023  0.256  1.0
  O  O24  1  0.268  0.251  0.489  1.0
  O  O25  1  0.732  0.251  0.489  1.0
  O  O26  1  0.732  0.749  0.511  1.0
  O  O27  1  0.268  0.749  0.511  1.0
[/CIF]
.
The crystal structure described by Co11CuO16 is Spinel-like structured and crystallizes in the monoclinic P2/m space group. There are six inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(3), one O(4), and two equivalent O(6) atoms to form CoO4 tetrahedra that share  a cornercorner with one Co(4)O6 octahedra,  a cornercorner with one Cu(1)O6 octahedra, corners with two equivalent Co(5)O6 octahedra, corners with two equivalent Co(6)O6 octahedra, and corners with six equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 57-60°. In the second Co site, Co(2) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form CoO6 octahedra that share corners with three equivalent Co(1)O4 tetrahedra, corners with three equivalent Co(3)O4 tetrahedra,  an edgeedge with one Co(4)O6 octahedra,  an edgeedge with one Co(5)O6 octahedra,  an edgeedge with one Co(6)O6 octahedra,  an edgeedge with one Cu(1)O6 octahedra, and edges with two equivalent Co(2)O6 octahedra. In the third Co site, Co(3) is bonded to one O(1), one O(2), and two equivalent O(5) atoms to form CoO4 tetrahedra that share  a cornercorner with one Co(5)O6 octahedra,  a cornercorner with one Co(6)O6 octahedra, corners with two equivalent Co(4)O6 octahedra, corners with two equivalent Cu(1)O6 octahedra, and corners with six equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-61°. In the fourth Co site, Co(4) is bonded to two equivalent O(3) and four equivalent O(5) atoms to form CoO6 octahedra that share corners with two equivalent Co(1)O4 tetrahedra, corners with four equivalent Co(3)O4 tetrahedra, edges with two equivalent Cu(1)O6 octahedra, and edges with four equivalent Co(2)O6 octahedra. In the fifth Co site, Co(5) is bonded to two equivalent O(2) and four equivalent O(6) atoms to form CoO6 octahedra that share corners with two equivalent Co(3)O4 tetrahedra, corners with four equivalent Co(1)O4 tetrahedra, edges with two equivalent Co(6)O6 octahedra, and edges with four equivalent Co(2)O6 octahedra. In the sixth Co site, Co(6) is bonded to two equivalent O(1) and four equivalent O(6) atoms to form CoO6 octahedra that share corners with two equivalent Co(3)O4 tetrahedra, corners with four equivalent Co(1)O4 tetrahedra, edges with two equivalent Co(5)O6 octahedra, and edges with four equivalent Co(2)O6 octahedra. Cu(1) is bonded to two equivalent O(4) and four equivalent O(5) atoms to form CuO6 octahedra that share corners with two equivalent Co(1)O4 tetrahedra, corners with four equivalent Co(3)O4 tetrahedra, edges with two equivalent Co(4)O6 octahedra, and edges with four equivalent Co(2)O6 octahedra. There are six inequivalent O sites. In the first O site, O(1) is bonded to one Co(3), one Co(6), and two equivalent Co(2) atoms to form distorted OCo4 trigonal pyramids that share  a cornercorner with one O(1)Co4 trigonal pyramid,  a cornercorner with one O(2)Co4 trigonal pyramid, corners with two equivalent O(4)Co3Cu trigonal pyramids, corners with two equivalent O(3)Co4 trigonal pyramids, corners with two equivalent O(6)Co4 trigonal pyramids,  an edgeedge with one O(2)Co4 trigonal pyramid, and edges with two equivalent O(6)Co4 trigonal pyramids. In the second O site, O(2) is bonded to one Co(3), one Co(5), and two equivalent Co(2) atoms to form distorted OCo4 trigonal pyramids that share  a cornercorner with one O(1)Co4 trigonal pyramid,  a cornercorner with one O(2)Co4 trigonal pyramid, corners with two equivalent O(4)Co3Cu trigonal pyramids, corners with two equivalent O(3)Co4 trigonal pyramids, corners with two equivalent O(6)Co4 trigonal pyramids,  an edgeedge with one O(1)Co4 trigonal pyramid, and edges with two equivalent O(6)Co4 trigonal pyramids. In the third O site, O(3) is bonded to one Co(1), one Co(4), and two equivalent Co(2) atoms to form distorted OCo4 trigonal pyramids that share  a cornercorner with one O(4)Co3Cu trigonal pyramid,  a cornercorner with one O(3)Co4 trigonal pyramid, corners with two equivalent O(1)Co4 trigonal pyramids, corners with two equivalent O(2)Co4 trigonal pyramids, corners with four equivalent O(6)Co4 trigonal pyramids, and  an edgeedge with one O(4)Co3Cu trigonal pyramid. In the fourth O site, O(4) is bonded to one Co(1), two equivalent Co(2), and one Cu(1) atom to form distorted OCo3Cu trigonal pyramids that share  a cornercorner with one O(4)Co3Cu trigonal pyramid,  a cornercorner with one O(3)Co4 trigonal pyramid, corners with two equivalent O(1)Co4 trigonal pyramids, corners with two equivalent O(2)Co4 trigonal pyramids, corners with four equivalent O(6)Co4 trigonal pyramids, and  an edgeedge with one O(3)Co4 trigonal pyramid. In the fifth O site, O(5) is bonded in a rectangular see-saw-like geometry to one Co(2), one Co(3), one Co(4), and one Cu(1) atom. In the sixth O site, O(6) is bonded to one Co(1), one Co(2), one Co(5), and one Co(6) atom to form distorted OCo4 trigonal pyramids that share  a cornercorner with one O(1)Co4 trigonal pyramid,  a cornercorner with one O(2)Co4 trigonal pyramid, corners with two equivalent O(4)Co3Cu trigonal pyramids, corners with two equivalent O(3)Co4 trigonal pyramids, corners with five equivalent O(6)Co4 trigonal pyramids,  an edgeedge with one O(1)Co4 trigonal pyramid,  an edgeedge with one O(2)Co4 trigonal pyramid, and  an edgeedge with one O(6)Co4 trigonal pyramid. is represented by the CIF file [CIF]
data_Co11CuO16
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.915
_cell_length_b   5.880
_cell_length_c   8.322
_cell_angle_alpha   89.802
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   289.479
_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
  Co  Co0  1  0.000  0.252  0.626  1.0
  Co  Co1  1  0.250  0.748  0.751  1.0
  Co  Co2  1  0.750  0.748  0.751  1.0
  Co  Co3  1  0.500  0.250  0.879  1.0
  Co  Co4  1  0.000  0.500  0.000  1.0
  Co  Co5  1  0.500  0.750  0.121  1.0
  Co  Co6  1  0.250  0.252  0.249  1.0
  Co  Co7  1  0.750  0.252  0.249  1.0
  Co  Co8  1  0.000  0.748  0.374  1.0
  Co  Co9  1  0.500  0.500  0.500  1.0
  Co  Co10  1  0.500  0.000  0.500  1.0
  Cu  Cu11  1  0.000  0.000  0.000  1.0
  O  O12  1  0.500  0.977  0.744  1.0
  O  O13  1  0.500  0.516  0.745  1.0
  O  O14  1  0.000  0.520  0.768  1.0
  O  O15  1  0.000  0.981  0.758  1.0
  O  O16  1  0.224  0.740  0.989  1.0
  O  O17  1  0.776  0.740  0.989  1.0
  O  O18  1  0.224  0.260  0.011  1.0
  O  O19  1  0.776  0.260  0.011  1.0
  O  O20  1  0.000  0.480  0.232  1.0
  O  O21  1  0.000  0.019  0.242  1.0
  O  O22  1  0.500  0.484  0.255  1.0
  O  O23  1  0.500  0.023  0.256  1.0
  O  O24  1  0.268  0.251  0.489  1.0
  O  O25  1  0.732  0.251  0.489  1.0
  O  O26  1  0.732  0.749  0.511  1.0
  O  O27  1  0.268  0.749  0.511  1.0
[/CIF]
.