The structure described by Li7Co5O12 is Caswellsilverite-like structured and crystallizes in the monoclinic P2/m space group. There are five inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(3), one O(5), two equivalent O(4), and two equivalent O(6) atoms to form LiO6 octahedra that share  a cornercorner with one Co(3)O6 octahedra, corners with five equivalent Co(1)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Li(5)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and edges with two equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-10°. In the second Li site, Li(2) is bonded to one O(2), one O(6), two equivalent O(1), and two equivalent O(3) atoms to form LiO6 octahedra that share  a cornercorner with one Li(5)O6 octahedra, corners with five 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 Li(3)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-10°. In the third Li site, Li(3) is bonded to two equivalent O(1) and four equivalent O(2) atoms to form LiO6 octahedra that share corners with two equivalent Co(1)O6 octahedra, corners with four equivalent Co(3)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Co(3)O6 octahedra, edges with four equivalent Li(2)O6 octahedra, and edges with four equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles are 4°. In the fourth Li site, Li(4) is bonded to two equivalent O(4) and four equivalent O(5) atoms to form LiO6 octahedra that share corners with two equivalent Co(2)O6 octahedra, corners with four equivalent Li(5)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Li(5)O6 octahedra, edges with four equivalent Li(1)O6 octahedra, and edges with four equivalent Co(1)O6 octahedra. The corner-sharing octahedral tilt angles are 10°. In the fifth Li site, Li(5) is bonded to two equivalent O(6) and four equivalent O(5) atoms to form LiO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with four equivalent Li(4)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Li(5)O6 octahedra, edges with four equivalent Li(1)O6 octahedra, and edges with four equivalent Co(1)O6 octahedra. The corner-sharing octahedral tilt angles are 10°. There are three inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(1), one O(5), two equivalent O(4), and two equivalent O(6) atoms to form CoO6 octahedra that share  a cornercorner with one Li(3)O6 octahedra, corners with five equivalent Li(1)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Li(5)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and edges with two equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-10°. In the second Co site, Co(2) is bonded to one O(2), one O(4), two equivalent O(1), and two equivalent O(3) atoms to form CoO6 octahedra that share  a cornercorner with one Li(4)O6 octahedra, corners with five equivalent Li(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-10°. In the third Co site, Co(3) is bonded to two equivalent O(3) and four equivalent O(2) atoms to form CoO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with four equivalent Li(3)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Co(3)O6 octahedra, edges with four equivalent Li(2)O6 octahedra, and edges with four equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-6°. There are six inequivalent O sites. In the first O site, O(1) is bonded to one Li(3), two equivalent Li(2), one Co(1), and two equivalent Co(2) atoms to form OLi3Co3 octahedra that share  a cornercorner with one O(1)Li3Co3 octahedra,  a cornercorner with one O(5)Li5Co octahedra, corners with four equivalent O(3)Li3Co3 octahedra, edges with two equivalent O(1)Li3Co3 octahedra, edges with two equivalent O(3)Li3Co3 octahedra, edges with two equivalent O(4)Li3Co3 octahedra, edges with two equivalent O(6)Li4Co2 octahedra, and edges with four equivalent O(2)Li3Co3 octahedra. The corner-sharing octahedral tilt angles range from 0-4°. In the second O site, O(2) is bonded to one Li(2), two equivalent Li(3), one Co(2), and two equivalent Co(3) atoms to form OLi3Co3 octahedra that share  a cornercorner with one O(4)Li3Co3 octahedra,  a cornercorner with one O(6)Li4Co2 octahedra, corners with four equivalent O(2)Li3Co3 octahedra, edges with four equivalent O(1)Li3Co3 octahedra, edges with four equivalent O(2)Li3Co3 octahedra, and edges with four equivalent O(3)Li3Co3 octahedra. The corner-sharing octahedral tilt angles range from 0-3°. In the third O site, O(3) is bonded to one Li(1), two equivalent Li(2), one Co(3), and two equivalent Co(2) atoms to form OLi3Co3 octahedra that share  a cornercorner with one O(3)Li3Co3 octahedra,  a cornercorner with one O(5)Li5Co octahedra, corners with four equivalent O(1)Li3Co3 octahedra, edges with two equivalent O(1)Li3Co3 octahedra, edges with two equivalent O(3)Li3Co3 octahedra, edges with two equivalent O(4)Li3Co3 octahedra, edges with two equivalent O(6)Li4Co2 octahedra, and edges with four equivalent O(2)Li3Co3 octahedra. The corner-sharing octahedral tilt angles range from 0-5°. In the fourth O site, O(4) is bonded to one Li(4), two equivalent Li(1), one Co(2), and two equivalent Co(1) atoms to form OLi3Co3 octahedra that share  a cornercorner with one O(2)Li3Co3 octahedra,  a cornercorner with one O(4)Li3Co3 octahedra, corners with four equivalent O(6)Li4Co2 octahedra, edges with two equivalent O(1)Li3Co3 octahedra, edges with two equivalent O(3)Li3Co3 octahedra, edges with two equivalent O(4)Li3Co3 octahedra, edges with two equivalent O(6)Li4Co2 octahedra, and edges with four equivalent O(5)Li5Co octahedra. The corner-sharing octahedral tilt angles range from 0-7°. In the fifth O site, O(5) is bonded to one Li(1), two equivalent Li(4), two equivalent Li(5), and one Co(1) atom to form OLi5Co octahedra that share  a cornercorner with one O(1)Li3Co3 octahedra,  a cornercorner with one O(3)Li3Co3 octahedra, corners with four equivalent O(5)Li5Co octahedra, edges with four equivalent O(4)Li3Co3 octahedra, edges with four equivalent O(6)Li4Co2 octahedra, and edges with four equivalent O(5)Li5Co octahedra. The corner-sharing octahedral tilt angles range from 0-5°. In the sixth O site, O(6) is bonded to one Li(2), one Li(5), two equivalent Li(1), and two equivalent Co(1) atoms to form OLi4Co2 octahedra that share  a cornercorner with one O(2)Li3Co3 octahedra,  a cornercorner with one O(6)Li4Co2 octahedra, corners with four equivalent O(4)Li3Co3 octahedra, edges with two equivalent O(1)Li3Co3 octahedra, edges with two equivalent O(3)Li3Co3 octahedra, edges with two equivalent O(4)Li3Co3 octahedra, edges with two equivalent O(6)Li4Co2 octahedra, and edges with four equivalent O(5)Li5Co octahedra. The corner-sharing octahedral tilt angles range from 0-7°. is represented by the CIF file [CIF]
data_Li7Co5O12
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.886
_cell_length_b   5.908
_cell_length_c   12.595
_cell_angle_alpha   76.738
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   209.042
_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  0.000  0.321  0.342  1.0
  Li  Li1  1  0.500  0.164  0.168  1.0
  Li  Li2  1  0.000  0.000  0.000  1.0
  Li  Li3  1  0.500  0.836  0.832  1.0
  Li  Li4  1  0.000  0.679  0.658  1.0
  Li  Li5  1  0.500  0.500  0.500  1.0
  Li  Li6  1  0.500  0.000  0.500  1.0
  Co  Co7  1  0.000  0.165  0.660  1.0
  Co  Co8  1  0.000  0.835  0.340  1.0
  Co  Co9  1  0.500  0.671  0.168  1.0
  Co  Co10  1  0.000  0.500  0.000  1.0
  Co  Co11  1  0.500  0.329  0.833  1.0
  O  O12  1  0.000  0.901  0.177  1.0
  O  O13  1  0.500  0.739  0.005  1.0
  O  O14  1  0.000  0.568  0.837  1.0
  O  O15  1  0.500  0.384  0.670  1.0
  O  O16  1  0.000  0.243  0.514  1.0
  O  O17  1  0.500  0.051  0.333  1.0
  O  O18  1  0.000  0.757  0.486  1.0
  O  O19  1  0.500  0.616  0.330  1.0
  O  O20  1  0.000  0.432  0.163  1.0
  O  O21  1  0.500  0.261  0.995  1.0
  O  O22  1  0.000  0.099  0.823  1.0
  O  O23  1  0.500  0.949  0.667  1.0
[/CIF]
.
The structure described by Li7Co5O12 is Caswellsilverite-like structured and crystallizes in the monoclinic P2/m space group. There are five inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(3), one O(5), two equivalent O(4), and two equivalent O(6) atoms to form LiO6 octahedra that share  a cornercorner with one Co(3)O6 octahedra, corners with five equivalent Co(1)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Li(5)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and edges with two equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-10°. In the second Li site, Li(2) is bonded to one O(2), one O(6), two equivalent O(1), and two equivalent O(3) atoms to form LiO6 octahedra that share  a cornercorner with one Li(5)O6 octahedra, corners with five 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 Li(3)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-10°. In the third Li site, Li(3) is bonded to two equivalent O(1) and four equivalent O(2) atoms to form LiO6 octahedra that share corners with two equivalent Co(1)O6 octahedra, corners with four equivalent Co(3)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Co(3)O6 octahedra, edges with four equivalent Li(2)O6 octahedra, and edges with four equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles are 4°. In the fourth Li site, Li(4) is bonded to two equivalent O(4) and four equivalent O(5) atoms to form LiO6 octahedra that share corners with two equivalent Co(2)O6 octahedra, corners with four equivalent Li(5)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Li(5)O6 octahedra, edges with four equivalent Li(1)O6 octahedra, and edges with four equivalent Co(1)O6 octahedra. The corner-sharing octahedral tilt angles are 10°. In the fifth Li site, Li(5) is bonded to two equivalent O(6) and four equivalent O(5) atoms to form LiO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with four equivalent Li(4)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Li(5)O6 octahedra, edges with four equivalent Li(1)O6 octahedra, and edges with four equivalent Co(1)O6 octahedra. The corner-sharing octahedral tilt angles are 10°. There are three inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(1), one O(5), two equivalent O(4), and two equivalent O(6) atoms to form CoO6 octahedra that share  a cornercorner with one Li(3)O6 octahedra, corners with five equivalent Li(1)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Li(5)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and edges with two equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-10°. In the second Co site, Co(2) is bonded to one O(2), one O(4), two equivalent O(1), and two equivalent O(3) atoms to form CoO6 octahedra that share  a cornercorner with one Li(4)O6 octahedra, corners with five equivalent Li(2)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-10°. In the third Co site, Co(3) is bonded to two equivalent O(3) and four equivalent O(2) atoms to form CoO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with four equivalent Li(3)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Co(3)O6 octahedra, edges with four equivalent Li(2)O6 octahedra, and edges with four equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-6°. There are six inequivalent O sites. In the first O site, O(1) is bonded to one Li(3), two equivalent Li(2), one Co(1), and two equivalent Co(2) atoms to form OLi3Co3 octahedra that share  a cornercorner with one O(1)Li3Co3 octahedra,  a cornercorner with one O(5)Li5Co octahedra, corners with four equivalent O(3)Li3Co3 octahedra, edges with two equivalent O(1)Li3Co3 octahedra, edges with two equivalent O(3)Li3Co3 octahedra, edges with two equivalent O(4)Li3Co3 octahedra, edges with two equivalent O(6)Li4Co2 octahedra, and edges with four equivalent O(2)Li3Co3 octahedra. The corner-sharing octahedral tilt angles range from 0-4°. In the second O site, O(2) is bonded to one Li(2), two equivalent Li(3), one Co(2), and two equivalent Co(3) atoms to form OLi3Co3 octahedra that share  a cornercorner with one O(4)Li3Co3 octahedra,  a cornercorner with one O(6)Li4Co2 octahedra, corners with four equivalent O(2)Li3Co3 octahedra, edges with four equivalent O(1)Li3Co3 octahedra, edges with four equivalent O(2)Li3Co3 octahedra, and edges with four equivalent O(3)Li3Co3 octahedra. The corner-sharing octahedral tilt angles range from 0-3°. In the third O site, O(3) is bonded to one Li(1), two equivalent Li(2), one Co(3), and two equivalent Co(2) atoms to form OLi3Co3 octahedra that share  a cornercorner with one O(3)Li3Co3 octahedra,  a cornercorner with one O(5)Li5Co octahedra, corners with four equivalent O(1)Li3Co3 octahedra, edges with two equivalent O(1)Li3Co3 octahedra, edges with two equivalent O(3)Li3Co3 octahedra, edges with two equivalent O(4)Li3Co3 octahedra, edges with two equivalent O(6)Li4Co2 octahedra, and edges with four equivalent O(2)Li3Co3 octahedra. The corner-sharing octahedral tilt angles range from 0-5°. In the fourth O site, O(4) is bonded to one Li(4), two equivalent Li(1), one Co(2), and two equivalent Co(1) atoms to form OLi3Co3 octahedra that share  a cornercorner with one O(2)Li3Co3 octahedra,  a cornercorner with one O(4)Li3Co3 octahedra, corners with four equivalent O(6)Li4Co2 octahedra, edges with two equivalent O(1)Li3Co3 octahedra, edges with two equivalent O(3)Li3Co3 octahedra, edges with two equivalent O(4)Li3Co3 octahedra, edges with two equivalent O(6)Li4Co2 octahedra, and edges with four equivalent O(5)Li5Co octahedra. The corner-sharing octahedral tilt angles range from 0-7°. In the fifth O site, O(5) is bonded to one Li(1), two equivalent Li(4), two equivalent Li(5), and one Co(1) atom to form OLi5Co octahedra that share  a cornercorner with one O(1)Li3Co3 octahedra,  a cornercorner with one O(3)Li3Co3 octahedra, corners with four equivalent O(5)Li5Co octahedra, edges with four equivalent O(4)Li3Co3 octahedra, edges with four equivalent O(6)Li4Co2 octahedra, and edges with four equivalent O(5)Li5Co octahedra. The corner-sharing octahedral tilt angles range from 0-5°. In the sixth O site, O(6) is bonded to one Li(2), one Li(5), two equivalent Li(1), and two equivalent Co(1) atoms to form OLi4Co2 octahedra that share  a cornercorner with one O(2)Li3Co3 octahedra,  a cornercorner with one O(6)Li4Co2 octahedra, corners with four equivalent O(4)Li3Co3 octahedra, edges with two equivalent O(1)Li3Co3 octahedra, edges with two equivalent O(3)Li3Co3 octahedra, edges with two equivalent O(4)Li3Co3 octahedra, edges with two equivalent O(6)Li4Co2 octahedra, and edges with four equivalent O(5)Li5Co octahedra. The corner-sharing octahedral tilt angles range from 0-7°. is represented by the CIF file [CIF]
data_Li7Co5O12
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.886
_cell_length_b   5.908
_cell_length_c   12.595
_cell_angle_alpha   76.738
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   209.042
_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  0.000  0.321  0.342  1.0
  Li  Li1  1  0.500  0.164  0.168  1.0
  Li  Li2  1  0.000  0.000  0.000  1.0
  Li  Li3  1  0.500  0.836  0.832  1.0
  Li  Li4  1  0.000  0.679  0.658  1.0
  Li  Li5  1  0.500  0.500  0.500  1.0
  Li  Li6  1  0.500  0.000  0.500  1.0
  Co  Co7  1  0.000  0.165  0.660  1.0
  Co  Co8  1  0.000  0.835  0.340  1.0
  Co  Co9  1  0.500  0.671  0.168  1.0
  Co  Co10  1  0.000  0.500  0.000  1.0
  Co  Co11  1  0.500  0.329  0.833  1.0
  O  O12  1  0.000  0.901  0.177  1.0
  O  O13  1  0.500  0.739  0.005  1.0
  O  O14  1  0.000  0.568  0.837  1.0
  O  O15  1  0.500  0.384  0.670  1.0
  O  O16  1  0.000  0.243  0.514  1.0
  O  O17  1  0.500  0.051  0.333  1.0
  O  O18  1  0.000  0.757  0.486  1.0
  O  O19  1  0.500  0.616  0.330  1.0
  O  O20  1  0.000  0.432  0.163  1.0
  O  O21  1  0.500  0.261  0.995  1.0
  O  O22  1  0.000  0.099  0.823  1.0
  O  O23  1  0.500  0.949  0.667  1.0
[/CIF]
.