The material described by Li5Nb2Co5O12 is Caswellsilverite-derived structured and crystallizes in the monoclinic C2 space group. There are three inequivalent Li sites. In the first Li site, Li(1) 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 LiO6 octahedra that share  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Nb(1)O6 octahedra,  a cornercorner with one Nb(2)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra,  a cornercorner with one Co(4)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Nb(1)O6 octahedra,  an edgeedge with one Nb(2)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra,  an edgeedge with one Co(4)O6 octahedra, edges with three equivalent Li(2)O6 octahedra, and edges with three equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 0-10°. In the second Li site, Li(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 LiO6 octahedra that share  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Nb(1)O6 octahedra,  a cornercorner with one Nb(2)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra,  a cornercorner with one Co(4)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Nb(1)O6 octahedra,  an edgeedge with one Nb(2)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra,  an edgeedge with one Co(4)O6 octahedra, edges with three equivalent Li(1)O6 octahedra, and edges with three equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 2-9°. In the third Li site, Li(3) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(5) atoms to form LiO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with three equivalent Nb(1)O6 octahedra, and edges with three equivalent Co(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-8°. There are two inequivalent Nb sites. In the first Nb site, Nb(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(5) atoms to form NbO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with three equivalent Li(3)O6 octahedra, and edges with three equivalent Co(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the second Nb site, Nb(2) is bonded to two equivalent O(2), two equivalent O(4), and two equivalent O(6) atoms to form NbO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with three equivalent Co(1)O6 octahedra, and edges with three equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 1-5°. There are four inequivalent Co sites. In the first Co site, Co(1) is bonded to two equivalent O(2), two equivalent O(4), and two equivalent O(6) atoms to form CoO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with three equivalent Nb(2)O6 octahedra, and edges with three equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-9°. 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  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Nb(1)O6 octahedra,  a cornercorner with one Nb(2)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra,  a cornercorner with one Co(4)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Nb(1)O6 octahedra,  an edgeedge with one Nb(2)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra,  an edgeedge with one Co(4)O6 octahedra, edges with three equivalent Li(1)O6 octahedra, and edges with three equivalent Li(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 2-8°. In the third Co site, Co(3) is bonded to two equivalent O(2), two equivalent O(4), and two equivalent O(6) atoms to form CoO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with three equivalent Nb(2)O6 octahedra, and edges with three equivalent Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-10°. In the fourth Co site, Co(4) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(5) atoms to form CoO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with three equivalent Li(3)O6 octahedra, and edges with three equivalent Nb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-9°. There are six inequivalent O sites. In the first O site, O(5) is bonded to one Li(1), one Li(2), one Li(3), one Nb(1), one Co(2), and one Co(4) atom to form OLi3NbCo2 octahedra that share  a cornercorner with one O(2)Li2NbCo3 octahedra,  a cornercorner with one O(4)Li2NbCo3 octahedra,  a cornercorner with one O(6)Li2NbCo3 octahedra,  a cornercorner with one O(1)Li3NbCo2 octahedra,  a cornercorner with one O(3)Li3NbCo2 octahedra,  a cornercorner with one O(5)Li3NbCo2 octahedra,  an edgeedge with one O(2)Li2NbCo3 octahedra,  an edgeedge with one O(4)Li2NbCo3 octahedra,  an edgeedge with one O(6)Li2NbCo3 octahedra,  an edgeedge with one O(5)Li3NbCo2 octahedra, edges with four equivalent O(1)Li3NbCo2 octahedra, and edges with four equivalent O(3)Li3NbCo2 octahedra. The corner-sharing octahedral tilt angles range from 2-7°. In the second O site, O(6) is bonded to one Li(1), one Li(2), one Nb(2), one Co(1), one Co(2), and one Co(3) atom to form OLi2NbCo3 octahedra that share  a cornercorner with one O(2)Li2NbCo3 octahedra,  a cornercorner with one O(4)Li2NbCo3 octahedra,  a cornercorner with one O(6)Li2NbCo3 octahedra,  a cornercorner with one O(1)Li3NbCo2 octahedra,  a cornercorner with one O(3)Li3NbCo2 octahedra,  a cornercorner with one O(5)Li3NbCo2 octahedra,  an edgeedge with one O(6)Li2NbCo3 octahedra,  an edgeedge with one O(1)Li3NbCo2 octahedra,  an edgeedge with one O(3)Li3NbCo2 octahedra,  an edgeedge with one O(5)Li3NbCo2 octahedra, edges with four equivalent O(2)Li2NbCo3 octahedra, and edges with four equivalent O(4)Li2NbCo3 octahedra. The corner-sharing octahedral tilt angles range from 3-11°. In the third O site, O(1) is bonded to one Li(1), one Li(2), one Li(3), one Nb(1), one Co(2), and one Co(4) atom to form OLi3NbCo2 octahedra that share  a cornercorner with one O(2)Li2NbCo3 octahedra,  a cornercorner with one O(4)Li2NbCo3 octahedra,  a cornercorner with one O(6)Li2NbCo3 octahedra,  a cornercorner with one O(1)Li3NbCo2 octahedra,  a cornercorner with one O(3)Li3NbCo2 octahedra,  a cornercorner with one O(5)Li3NbCo2 octahedra,  an edgeedge with one O(2)Li2NbCo3 octahedra,  an edgeedge with one O(4)Li2NbCo3 octahedra,  an edgeedge with one O(6)Li2NbCo3 octahedra,  an edgeedge with one O(1)Li3NbCo2 octahedra, edges with four equivalent O(3)Li3NbCo2 octahedra, and edges with four equivalent O(5)Li3NbCo2 octahedra. The corner-sharing octahedral tilt angles range from 1-12°. In the fourth O site, O(2) is bonded to one Li(1), one Li(2), one Nb(2), one Co(1), one Co(2), and one Co(3) atom to form OLi2NbCo3 octahedra that share  a cornercorner with one O(2)Li2NbCo3 octahedra,  a cornercorner with one O(4)Li2NbCo3 octahedra,  a cornercorner with one O(6)Li2NbCo3 octahedra,  a cornercorner with one O(1)Li3NbCo2 octahedra,  a cornercorner with one O(3)Li3NbCo2 octahedra,  a cornercorner with one O(5)Li3NbCo2 octahedra,  an edgeedge with one O(2)Li2NbCo3 octahedra,  an edgeedge with one O(1)Li3NbCo2 octahedra,  an edgeedge with one O(3)Li3NbCo2 octahedra,  an edgeedge with one O(5)Li3NbCo2 octahedra, edges with four equivalent O(4)Li2NbCo3 octahedra, and edges with four equivalent O(6)Li2NbCo3 octahedra. The corner-sharing octahedral tilt angles range from 2-5°. In the fifth O site, O(3) is bonded to one Li(1), one Li(2), one Li(3), one Nb(1), one Co(2), and one Co(4) atom to form OLi3NbCo2 octahedra that share  a cornercorner with one O(2)Li2NbCo3 octahedra,  a cornercorner with one O(4)Li2NbCo3 octahedra,  a cornercorner with one O(6)Li2NbCo3 octahedra,  a cornercorner with one O(1)Li3NbCo2 octahedra,  a cornercorner with one O(3)Li3NbCo2 octahedra,  a cornercorner with one O(5)Li3NbCo2 octahedra,  an edgeedge with one O(2)Li2NbCo3 octahedra,  an edgeedge with one O(4)Li2NbCo3 octahedra,  an edgeedge with one O(6)Li2NbCo3 octahedra,  an edgeedge with one O(3)Li3NbCo2 octahedra, edges with four equivalent O(1)Li3NbCo2 octahedra, and edges with four equivalent O(5)Li3NbCo2 octahedra. The corner-sharing octahedral tilt angles range from 1-11°. In the sixth O site, O(4) is bonded to one Li(1), one Li(2), one Nb(2), one Co(1), one Co(2), and one Co(3) atom to form OLi2NbCo3 octahedra that share  a cornercorner with one O(2)Li2NbCo3 octahedra,  a cornercorner with one O(4)Li2NbCo3 octahedra,  a cornercorner with one O(6)Li2NbCo3 octahedra,  a cornercorner with one O(1)Li3NbCo2 octahedra,  a cornercorner with one O(3)Li3NbCo2 octahedra,  a cornercorner with one O(5)Li3NbCo2 octahedra,  an edgeedge with one O(4)Li2NbCo3 octahedra,  an edgeedge with one O(1)Li3NbCo2 octahedra,  an edgeedge with one O(3)Li3NbCo2 octahedra,  an edgeedge with one O(5)Li3NbCo2 octahedra, edges with four equivalent O(2)Li2NbCo3 octahedra, and edges with four equivalent O(6)Li2NbCo3 octahedra. The corner-sharing octahedral tilt angles range from 2-12°. is represented by the CIF card [CIF]
data_Li5Nb2Co5O12
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.259
_cell_length_b   5.259
_cell_length_c   10.068
_cell_angle_alpha   84.357
_cell_angle_beta   84.357
_cell_angle_gamma   121.413
_symmetry_Int_Tables_number   1
_cell_volume   232.808
_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
  Li  Li0  1  0.828  0.685  0.256  1.0
  Li  Li1  1  0.677  0.821  0.742  1.0
  Li  Li2  1  0.315  0.172  0.744  1.0
  Li  Li3  1  0.179  0.323  0.258  1.0
  Li  Li4  1  0.076  0.924  0.500  1.0
  Nb  Nb5  1  0.744  0.256  0.500  1.0
  Nb  Nb6  1  0.257  0.743  0.000  1.0
  Co  Co7  1  0.924  0.076  0.000  1.0
  Co  Co8  1  0.993  0.503  0.749  1.0
  Co  Co9  1  0.497  0.007  0.251  1.0
  Co  Co10  1  0.589  0.411  0.000  1.0
  Co  Co11  1  0.414  0.586  0.500  1.0
  O  O12  1  0.022  0.215  0.618  1.0
  O  O13  1  0.785  0.978  0.382  1.0
  O  O14  1  0.892  0.369  0.120  1.0
  O  O15  1  0.631  0.108  0.880  1.0
  O  O16  1  0.702  0.525  0.619  1.0
  O  O17  1  0.475  0.298  0.381  1.0
  O  O18  1  0.528  0.710  0.123  1.0
  O  O19  1  0.290  0.472  0.877  1.0
  O  O20  1  0.382  0.887  0.619  1.0
  O  O21  1  0.113  0.618  0.381  1.0
  O  O22  1  0.200  0.011  0.122  1.0
  O  O23  1  0.989  0.800  0.878  1.0
[/CIF]
.
The material described by Li5Nb2Co5O12 is Caswellsilverite-derived structured and crystallizes in the monoclinic C2 space group. There are three inequivalent Li sites. In the first Li site, Li(1) 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 LiO6 octahedra that share  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Nb(1)O6 octahedra,  a cornercorner with one Nb(2)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra,  a cornercorner with one Co(4)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Nb(1)O6 octahedra,  an edgeedge with one Nb(2)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra,  an edgeedge with one Co(4)O6 octahedra, edges with three equivalent Li(2)O6 octahedra, and edges with three equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 0-10°. In the second Li site, Li(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 LiO6 octahedra that share  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Nb(1)O6 octahedra,  a cornercorner with one Nb(2)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra,  a cornercorner with one Co(4)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Nb(1)O6 octahedra,  an edgeedge with one Nb(2)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra,  an edgeedge with one Co(4)O6 octahedra, edges with three equivalent Li(1)O6 octahedra, and edges with three equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 2-9°. In the third Li site, Li(3) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(5) atoms to form LiO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with three equivalent Nb(1)O6 octahedra, and edges with three equivalent Co(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-8°. There are two inequivalent Nb sites. In the first Nb site, Nb(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(5) atoms to form NbO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with three equivalent Li(3)O6 octahedra, and edges with three equivalent Co(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the second Nb site, Nb(2) is bonded to two equivalent O(2), two equivalent O(4), and two equivalent O(6) atoms to form NbO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with three equivalent Co(1)O6 octahedra, and edges with three equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 1-5°. There are four inequivalent Co sites. In the first Co site, Co(1) is bonded to two equivalent O(2), two equivalent O(4), and two equivalent O(6) atoms to form CoO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with three equivalent Nb(2)O6 octahedra, and edges with three equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-9°. 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  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Nb(1)O6 octahedra,  a cornercorner with one Nb(2)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra,  a cornercorner with one Co(4)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Nb(1)O6 octahedra,  an edgeedge with one Nb(2)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra,  an edgeedge with one Co(4)O6 octahedra, edges with three equivalent Li(1)O6 octahedra, and edges with three equivalent Li(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 2-8°. In the third Co site, Co(3) is bonded to two equivalent O(2), two equivalent O(4), and two equivalent O(6) atoms to form CoO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with three equivalent Nb(2)O6 octahedra, and edges with three equivalent Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-10°. In the fourth Co site, Co(4) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(5) atoms to form CoO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with three equivalent Li(3)O6 octahedra, and edges with three equivalent Nb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-9°. There are six inequivalent O sites. In the first O site, O(5) is bonded to one Li(1), one Li(2), one Li(3), one Nb(1), one Co(2), and one Co(4) atom to form OLi3NbCo2 octahedra that share  a cornercorner with one O(2)Li2NbCo3 octahedra,  a cornercorner with one O(4)Li2NbCo3 octahedra,  a cornercorner with one O(6)Li2NbCo3 octahedra,  a cornercorner with one O(1)Li3NbCo2 octahedra,  a cornercorner with one O(3)Li3NbCo2 octahedra,  a cornercorner with one O(5)Li3NbCo2 octahedra,  an edgeedge with one O(2)Li2NbCo3 octahedra,  an edgeedge with one O(4)Li2NbCo3 octahedra,  an edgeedge with one O(6)Li2NbCo3 octahedra,  an edgeedge with one O(5)Li3NbCo2 octahedra, edges with four equivalent O(1)Li3NbCo2 octahedra, and edges with four equivalent O(3)Li3NbCo2 octahedra. The corner-sharing octahedral tilt angles range from 2-7°. In the second O site, O(6) is bonded to one Li(1), one Li(2), one Nb(2), one Co(1), one Co(2), and one Co(3) atom to form OLi2NbCo3 octahedra that share  a cornercorner with one O(2)Li2NbCo3 octahedra,  a cornercorner with one O(4)Li2NbCo3 octahedra,  a cornercorner with one O(6)Li2NbCo3 octahedra,  a cornercorner with one O(1)Li3NbCo2 octahedra,  a cornercorner with one O(3)Li3NbCo2 octahedra,  a cornercorner with one O(5)Li3NbCo2 octahedra,  an edgeedge with one O(6)Li2NbCo3 octahedra,  an edgeedge with one O(1)Li3NbCo2 octahedra,  an edgeedge with one O(3)Li3NbCo2 octahedra,  an edgeedge with one O(5)Li3NbCo2 octahedra, edges with four equivalent O(2)Li2NbCo3 octahedra, and edges with four equivalent O(4)Li2NbCo3 octahedra. The corner-sharing octahedral tilt angles range from 3-11°. In the third O site, O(1) is bonded to one Li(1), one Li(2), one Li(3), one Nb(1), one Co(2), and one Co(4) atom to form OLi3NbCo2 octahedra that share  a cornercorner with one O(2)Li2NbCo3 octahedra,  a cornercorner with one O(4)Li2NbCo3 octahedra,  a cornercorner with one O(6)Li2NbCo3 octahedra,  a cornercorner with one O(1)Li3NbCo2 octahedra,  a cornercorner with one O(3)Li3NbCo2 octahedra,  a cornercorner with one O(5)Li3NbCo2 octahedra,  an edgeedge with one O(2)Li2NbCo3 octahedra,  an edgeedge with one O(4)Li2NbCo3 octahedra,  an edgeedge with one O(6)Li2NbCo3 octahedra,  an edgeedge with one O(1)Li3NbCo2 octahedra, edges with four equivalent O(3)Li3NbCo2 octahedra, and edges with four equivalent O(5)Li3NbCo2 octahedra. The corner-sharing octahedral tilt angles range from 1-12°. In the fourth O site, O(2) is bonded to one Li(1), one Li(2), one Nb(2), one Co(1), one Co(2), and one Co(3) atom to form OLi2NbCo3 octahedra that share  a cornercorner with one O(2)Li2NbCo3 octahedra,  a cornercorner with one O(4)Li2NbCo3 octahedra,  a cornercorner with one O(6)Li2NbCo3 octahedra,  a cornercorner with one O(1)Li3NbCo2 octahedra,  a cornercorner with one O(3)Li3NbCo2 octahedra,  a cornercorner with one O(5)Li3NbCo2 octahedra,  an edgeedge with one O(2)Li2NbCo3 octahedra,  an edgeedge with one O(1)Li3NbCo2 octahedra,  an edgeedge with one O(3)Li3NbCo2 octahedra,  an edgeedge with one O(5)Li3NbCo2 octahedra, edges with four equivalent O(4)Li2NbCo3 octahedra, and edges with four equivalent O(6)Li2NbCo3 octahedra. The corner-sharing octahedral tilt angles range from 2-5°. In the fifth O site, O(3) is bonded to one Li(1), one Li(2), one Li(3), one Nb(1), one Co(2), and one Co(4) atom to form OLi3NbCo2 octahedra that share  a cornercorner with one O(2)Li2NbCo3 octahedra,  a cornercorner with one O(4)Li2NbCo3 octahedra,  a cornercorner with one O(6)Li2NbCo3 octahedra,  a cornercorner with one O(1)Li3NbCo2 octahedra,  a cornercorner with one O(3)Li3NbCo2 octahedra,  a cornercorner with one O(5)Li3NbCo2 octahedra,  an edgeedge with one O(2)Li2NbCo3 octahedra,  an edgeedge with one O(4)Li2NbCo3 octahedra,  an edgeedge with one O(6)Li2NbCo3 octahedra,  an edgeedge with one O(3)Li3NbCo2 octahedra, edges with four equivalent O(1)Li3NbCo2 octahedra, and edges with four equivalent O(5)Li3NbCo2 octahedra. The corner-sharing octahedral tilt angles range from 1-11°. In the sixth O site, O(4) is bonded to one Li(1), one Li(2), one Nb(2), one Co(1), one Co(2), and one Co(3) atom to form OLi2NbCo3 octahedra that share  a cornercorner with one O(2)Li2NbCo3 octahedra,  a cornercorner with one O(4)Li2NbCo3 octahedra,  a cornercorner with one O(6)Li2NbCo3 octahedra,  a cornercorner with one O(1)Li3NbCo2 octahedra,  a cornercorner with one O(3)Li3NbCo2 octahedra,  a cornercorner with one O(5)Li3NbCo2 octahedra,  an edgeedge with one O(4)Li2NbCo3 octahedra,  an edgeedge with one O(1)Li3NbCo2 octahedra,  an edgeedge with one O(3)Li3NbCo2 octahedra,  an edgeedge with one O(5)Li3NbCo2 octahedra, edges with four equivalent O(2)Li2NbCo3 octahedra, and edges with four equivalent O(6)Li2NbCo3 octahedra. The corner-sharing octahedral tilt angles range from 2-12°. is represented by the CIF card [CIF]
data_Li5Nb2Co5O12
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.259
_cell_length_b   5.259
_cell_length_c   10.068
_cell_angle_alpha   84.357
_cell_angle_beta   84.357
_cell_angle_gamma   121.413
_symmetry_Int_Tables_number   1
_cell_volume   232.808
_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
  Li  Li0  1  0.828  0.685  0.256  1.0
  Li  Li1  1  0.677  0.821  0.742  1.0
  Li  Li2  1  0.315  0.172  0.744  1.0
  Li  Li3  1  0.179  0.323  0.258  1.0
  Li  Li4  1  0.076  0.924  0.500  1.0
  Nb  Nb5  1  0.744  0.256  0.500  1.0
  Nb  Nb6  1  0.257  0.743  0.000  1.0
  Co  Co7  1  0.924  0.076  0.000  1.0
  Co  Co8  1  0.993  0.503  0.749  1.0
  Co  Co9  1  0.497  0.007  0.251  1.0
  Co  Co10  1  0.589  0.411  0.000  1.0
  Co  Co11  1  0.414  0.586  0.500  1.0
  O  O12  1  0.022  0.215  0.618  1.0
  O  O13  1  0.785  0.978  0.382  1.0
  O  O14  1  0.892  0.369  0.120  1.0
  O  O15  1  0.631  0.108  0.880  1.0
  O  O16  1  0.702  0.525  0.619  1.0
  O  O17  1  0.475  0.298  0.381  1.0
  O  O18  1  0.528  0.710  0.123  1.0
  O  O19  1  0.290  0.472  0.877  1.0
  O  O20  1  0.382  0.887  0.619  1.0
  O  O21  1  0.113  0.618  0.381  1.0
  O  O22  1  0.200  0.011  0.122  1.0
  O  O23  1  0.989  0.800  0.878  1.0
[/CIF]
.