The material structure described by Li9Co15O28 crystallizes in the triclinic P-1 space group. There are five inequivalent Li sites. In the first Li site, Li(1) is bonded to two equivalent O(1), two equivalent O(10), and two equivalent O(3) atoms to form LiO6 octahedra that share corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Co(4)O6 octahedra, corners with two equivalent Co(9)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Co(3)O6 octahedra, edges with two equivalent Co(6)O6 octahedra, and edges with two equivalent Co(7)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-14°. In the second Li site, Li(2) is bonded to one O(10), one O(13), one O(2), one O(3), one O(5), and one O(9) atom to form LiO6 octahedra that share  a cornercorner with one Co(4)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with three equivalent Co(6)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra,  an edgeedge with one Co(4)O6 octahedra,  an edgeedge with one Co(7)O6 octahedra,  an edgeedge with one Co(8)O6 octahedra,  an edgeedge with one Co(9)O6 octahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-13°. In the third Li site, Li(3) is bonded to one O(1), one O(10), one O(11), one O(14), one O(5), and one O(6) atom to form LiO6 octahedra that share  a cornercorner with one Co(3)O6 octahedra,  a cornercorner with one Co(5)O6 octahedra,  a cornercorner with one Co(8)O6 octahedra, corners with three equivalent Co(7)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra,  an edgeedge with one Co(4)O6 octahedra,  an edgeedge with one Co(6)O6 octahedra,  an edgeedge with one Co(8)O6 octahedra,  an edgeedge with one Co(9)O6 octahedra, and edges with two equivalent Li(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-15°. In the fourth Li site, Li(4) is bonded to one O(11), one O(12), one O(14), one O(7), and two equivalent O(6) atoms to form distorted LiO6 octahedra that share  a cornercorner with one Co(4)O6 octahedra,  a cornercorner with one Co(9)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Co(6)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra,  an edgeedge with one Co(4)O6 octahedra,  an edgeedge with one Co(5)O6 octahedra,  an edgeedge with one Co(7)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, and edges with two equivalent Co(8)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-15°. In the fifth Li site, Li(5) is bonded to one O(12), one O(13), one O(14), one O(5), and two equivalent O(8) atoms to form LiO6 octahedra that share  a cornercorner with one Co(5)O6 octahedra,  a cornercorner with one Co(7)O6 octahedra, corners with two equivalent Co(3)O6 octahedra, corners with two equivalent Co(8)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra,  an edgeedge with one Co(4)O6 octahedra,  an edgeedge with one Co(7)O6 octahedra,  an edgeedge with one Co(9)O6 octahedra, and edges with two equivalent Co(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 6-13°. There are nine 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(9) atoms to form CoO6 octahedra that share corners with two equivalent Co(3)O6 octahedra, corners with two equivalent Co(5)O6 octahedra, corners with two equivalent Co(7)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with two equivalent Co(4)O6 octahedra, and edges with two equivalent Co(8)O6 octahedra. The corner-sharing octahedral tilt angles range from 11-13°. In the second Co site, Co(2) is bonded to one O(1), one O(2), one O(6), one O(9), and two equivalent O(7) atoms to form CoO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(4)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra,  an edgeedge with one Co(4)O6 octahedra,  an edgeedge with one Co(8)O6 octahedra, and edges with two equivalent Co(7)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-15°. In the third Co site, Co(3) is bonded to one O(1), one O(2), one O(3), one O(8), and two equivalent O(5) atoms to form CoO6 octahedra that share  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra, corners with two equivalent Li(5)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra,  an edgeedge with one Co(6)O6 octahedra,  an edgeedge with one Co(7)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, and edges with two equivalent Co(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 6-11°. In the fourth Co site, Co(4) is bonded to one O(12), 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(1)O6 octahedra,  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Li(4)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra,  an edgeedge with one Co(5)O6 octahedra,  an edgeedge with one Co(6)O6 octahedra,  an edgeedge with one Co(8)O6 octahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-10°. In the fifth Co site, Co(5) is bonded to two equivalent O(11), two equivalent O(12), and two equivalent O(4) atoms to form CoO6 octahedra that share corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Li(5)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Co(4)O6 octahedra, edges with two equivalent Co(6)O6 octahedra, and edges with two equivalent Co(8)O6 octahedra. The corner-sharing octahedral tilt angles range from 11-13°. In the sixth Co site, Co(6) is bonded to one O(10), one O(11), one O(12), one O(13), one O(3), and one O(8) atom to form CoO6 octahedra that share corners with two equivalent Li(4)O6 octahedra, corners with three equivalent Li(2)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra,  an edgeedge with one Co(4)O6 octahedra,  an edgeedge with one Co(5)O6 octahedra,  an edgeedge with one Co(7)O6 octahedra,  an edgeedge with one Co(8)O6 octahedra,  an edgeedge with one Co(9)O6 octahedra, and edges with two equivalent Li(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-14°. In the seventh Co site, Co(7) is bonded to one O(1), one O(10), one O(14), one O(7), one O(8), and one O(9) atom to form CoO6 octahedra that share  a cornercorner with one Li(5)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra, corners with three equivalent Li(3)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra,  an edgeedge with one Co(6)O6 octahedra,  an edgeedge with one Co(8)O6 octahedra,  an edgeedge with one Co(9)O6 octahedra, and edges with two equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-15°. In the eighth Co site, Co(8) is bonded to one O(11), one O(13), one O(14), one O(4), one O(6), and one O(9) atom to form CoO6 octahedra that share  a cornercorner with one Li(3)O6 octahedra, corners with two equivalent Li(5)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra,  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 Co(7)O6 octahedra,  an edgeedge with one Co(9)O6 octahedra, and edges with two equivalent Li(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 6-13°. In the ninth Co site, Co(9) is bonded to two equivalent O(10), two equivalent O(13), and two equivalent O(14) atoms to form CoO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(4)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Li(5)O6 octahedra, edges with two equivalent Co(6)O6 octahedra, edges with two equivalent Co(7)O6 octahedra, and edges with two equivalent Co(8)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-9°. There are fourteen inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Li(3), one Co(2), one Co(3), and one Co(7) atom to form OLi2Co3 square pyramids that share  a cornercorner with one O(5)Li3Co3 octahedra, corners with two equivalent O(14)Li3Co3 octahedra,  a cornercorner with one O(1)Li2Co3 square pyramid,  a cornercorner with one O(11)Li2Co3 square pyramid,  a cornercorner with one O(3)Li2Co3 square pyramid, corners with two equivalent O(9)LiCo4 square pyramids,  an edgeedge with one O(5)Li3Co3 octahedra,  an edgeedge with one O(6)Li3Co3 octahedra, edges with two equivalent O(10)Li3Co3 octahedra,  an edgeedge with one O(3)Li2Co3 square pyramid,  an edgeedge with one O(8)Li2Co3 square pyramid, and  an edgeedge with one O(2)LiCo4 square pyramid. The corner-sharing octahedral tilt angles range from 2-6°. In the second O site, O(2) is bonded to one Li(2), one Co(1), one Co(2), one Co(3), and one Co(4) atom to form OLiCo4 square pyramids that share  a cornercorner with one O(10)Li3Co3 octahedra,  a cornercorner with one O(12)Li2Co3 square pyramid,  a cornercorner with one O(13)Li2Co3 square pyramid,  a cornercorner with one O(3)Li2Co3 square pyramid,  a cornercorner with one O(8)Li2Co3 square pyramid,  a cornercorner with one O(2)LiCo4 square pyramid,  an edgeedge with one O(6)Li3Co3 octahedra, edges with two equivalent O(5)Li3Co3 octahedra,  an edgeedge with one O(1)Li2Co3 square pyramid,  an edgeedge with one O(3)Li2Co3 square pyramid, and edges with two equivalent O(9)LiCo4 square pyramids. The corner-sharing octahedral tilt angles are 3°. In the third O site, O(3) is bonded to one Li(1), one Li(2), one Co(3), one Co(4), and one Co(6) atom to form OLi2Co3 square pyramids that share  a cornercorner with one O(6)Li3Co3 octahedra,  a cornercorner with one O(1)Li2Co3 square pyramid,  a cornercorner with one O(11)Li2Co3 square pyramid,  a cornercorner with one O(3)Li2Co3 square pyramid,  a cornercorner with one O(2)LiCo4 square pyramid,  a cornercorner with one O(9)LiCo4 square pyramid, corners with two equivalent O(13)Li2Co3 square pyramids, edges with two equivalent O(10)Li3Co3 octahedra, edges with two equivalent O(5)Li3Co3 octahedra,  an edgeedge with one O(1)Li2Co3 square pyramid,  an edgeedge with one O(12)Li2Co3 square pyramid,  an edgeedge with one O(8)Li2Co3 square pyramid, and  an edgeedge with one O(2)LiCo4 square pyramid. The corner-sharing octahedral tilt angles are 2°. In the fourth O site, O(4) is bonded in a rectangular see-saw-like geometry to one Co(1), one Co(4), one Co(5), and one Co(8) atom. In the fifth O site, O(5) is bonded to one Li(2), one Li(3), one Li(5), one Co(4), and two equivalent Co(3) atoms to form OLi3Co3 octahedra that share  a cornercorner with one O(1)Li2Co3 square pyramid,  a cornercorner with one O(11)Li2Co3 square pyramid,  a cornercorner with one O(9)LiCo4 square pyramid, corners with two equivalent O(8)Li2Co3 square pyramids,  an edgeedge with one O(10)Li3Co3 octahedra,  an edgeedge with one O(14)Li3Co3 octahedra,  an edgeedge with one O(5)Li3Co3 octahedra,  an edgeedge with one O(6)Li3Co3 octahedra,  an edgeedge with one O(1)Li2Co3 square pyramid,  an edgeedge with one O(12)Li2Co3 square pyramid,  an edgeedge with one O(13)Li2Co3 square pyramid,  an edgeedge with one O(8)Li2Co3 square pyramid, edges with two equivalent O(3)Li2Co3 square pyramids, and edges with two equivalent O(2)LiCo4 square pyramids. In the sixth O site, O(6) is bonded to one Li(3), two equivalent Li(4), one Co(2), one Co(4), and one Co(8) atom to form OLi3Co3 octahedra that share  a cornercorner with one O(10)Li3Co3 octahedra,  a cornercorner with one O(12)Li2Co3 square pyramid,  a cornercorner with one O(13)Li2Co3 square pyramid,  a cornercorner with one O(3)Li2Co3 square pyramid,  an edgeedge with one O(5)Li3Co3 octahedra,  an edgeedge with one O(6)Li3Co3 octahedra, edges with two equivalent O(14)Li3Co3 octahedra,  an edgeedge with one O(1)Li2Co3 square pyramid,  an edgeedge with one O(12)Li2Co3 square pyramid,  an edgeedge with one O(2)LiCo4 square pyramid,  an edgeedge with one O(9)LiCo4 square pyramid, and edges with two equivalent O(11)Li2Co3 square pyramids. The corner-sharing octahedral tilt angles are 8°. In the seventh O site, O(7) is bonded in a rectangular see-saw-like geometry to one Li(4), one Co(7), and two equivalent Co(2) atoms. In the eighth O site, O(8) is bonded to two equivalent Li(5), one Co(3), one Co(6), and one Co(7) atom to form OLi2Co3 square pyramids that share  a cornercorner with one O(14)Li3Co3 octahedra, corners with two equivalent O(5)Li3Co3 octahedra,  a cornercorner with one O(11)Li2Co3 square pyramid,  a cornercorner with one O(12)Li2Co3 square pyramid,  a cornercorner with one O(13)Li2Co3 square pyramid,  a cornercorner with one O(2)LiCo4 square pyramid,  a cornercorner with one O(9)LiCo4 square pyramid,  an edgeedge with one O(10)Li3Co3 octahedra,  an edgeedge with one O(14)Li3Co3 octahedra,  an edgeedge with one O(5)Li3Co3 octahedra,  an edgeedge with one O(1)Li2Co3 square pyramid,  an edgeedge with one O(12)Li2Co3 square pyramid,  an edgeedge with one O(13)Li2Co3 square pyramid,  an edgeedge with one O(3)Li2Co3 square pyramid, and  an edgeedge with one O(8)Li2Co3 square pyramid. The corner-sharing octahedral tilt angles range from 2-6°. In the ninth O site, O(9) is bonded to one Li(2), one Co(1), one Co(2), one Co(7), and one Co(8) atom to form OLiCo4 square pyramids that share  a cornercorner with one O(5)Li3Co3 octahedra,  a cornercorner with one O(11)Li2Co3 square pyramid,  a cornercorner with one O(3)Li2Co3 square pyramid,  a cornercorner with one O(8)Li2Co3 square pyramid,  a cornercorner with one O(9)LiCo4 square pyramid, corners with two equivalent O(1)Li2Co3 square pyramids,  an edgeedge with one O(10)Li3Co3 octahedra,  an edgeedge with one O(14)Li3Co3 octahedra,  an edgeedge with one O(6)Li3Co3 octahedra,  an edgeedge with one O(13)Li2Co3 square pyramid, and edges with two equivalent O(2)LiCo4 square pyramids. The corner-sharing octahedral tilt angles are 5°. In the tenth O site, O(10) is bonded to one Li(1), one Li(2), one Li(3), one Co(6), one Co(7), and one Co(9) atom to form OLi3Co3 octahedra that share  a cornercorner with one O(6)Li3Co3 octahedra, corners with two equivalent O(10)Li3Co3 octahedra,  a cornercorner with one O(12)Li2Co3 square pyramid,  a cornercorner with one O(2)LiCo4 square pyramid,  an edgeedge with one O(5)Li3Co3 octahedra, edges with two equivalent O(14)Li3Co3 octahedra,  an edgeedge with one O(11)Li2Co3 square pyramid,  an edgeedge with one O(8)Li2Co3 square pyramid,  an edgeedge with one O(9)LiCo4 square pyramid, edges with two equivalent O(1)Li2Co3 square pyramids, edges with two equivalent O(13)Li2Co3 square pyramids, and edges with two equivalent O(3)Li2Co3 square pyramids. The corner-sharing octahedral tilt angles range from 0-8°. In the eleventh O site, O(11) is bonded to one Li(3), one Li(4), one Co(5), one Co(6), and one Co(8) atom to form OLi2Co3 square pyramids that share  a cornercorner with one O(14)Li3Co3 octahedra,  a cornercorner with one O(5)Li3Co3 octahedra,  a cornercorner with one O(1)Li2Co3 square pyramid,  a cornercorner with one O(11)Li2Co3 square pyramid,  a cornercorner with one O(3)Li2Co3 square pyramid,  a cornercorner with one O(8)Li2Co3 square pyramid,  a cornercorner with one O(9)LiCo4 square pyramid,  an edgeedge with one O(10)Li3Co3 octahedra,  an edgeedge with one O(14)Li3Co3 octahedra, edges with two equivalent O(6)Li3Co3 octahedra,  an edgeedge with one O(13)Li2Co3 square pyramid, and edges with two equivalent O(12)Li2Co3 square pyramids. The corner-sharing octahedral tilt angles range from 2-13°. In the twelfth O site, O(12) is bonded to one Li(4), one Li(5), one Co(4), one Co(5), and one Co(6) atom to form OLi2Co3 square pyramids that share  a cornercorner with one O(10)Li3Co3 octahedra,  a cornercorner with one O(6)Li3Co3 octahedra,  a cornercorner with one O(12)Li2Co3 square pyramid,  a cornercorner with one O(8)Li2Co3 square pyramid,  a cornercorner with one O(2)LiCo4 square pyramid, corners with two equivalent O(13)Li2Co3 square pyramids,  an edgeedge with one O(14)Li3Co3 octahedra,  an edgeedge with one O(5)Li3Co3 octahedra,  an edgeedge with one O(6)Li3Co3 octahedra,  an edgeedge with one O(3)Li2Co3 square pyramid,  an edgeedge with one O(8)Li2Co3 square pyramid, and edges with two equivalent O(11)Li2Co3 square pyramids. The corner-sharing octahedral tilt angles range from 2-12°. In the thirteenth O site, O(13) is bonded to one Li(2), one Li(5), one Co(6), one Co(8), and one Co(9) atom to form OLi2Co3 square pyramids that share  a cornercorner with one O(6)Li3Co3 octahedra,  a cornercorner with one O(13)Li2Co3 square pyramid,  a cornercorner with one O(8)Li2Co3 square pyramid,  a cornercorner with one O(2)LiCo4 square pyramid, corners with two equivalent O(12)Li2Co3 square pyramids, corners with two equivalent O(3)Li2Co3 square pyramids,  an edgeedge with one O(5)Li3Co3 octahedra, edges with two equivalent O(10)Li3Co3 octahedra, edges with two equivalent O(14)Li3Co3 octahedra,  an edgeedge with one O(11)Li2Co3 square pyramid,  an edgeedge with one O(8)Li2Co3 square pyramid, and  an edgeedge with one O(9)LiCo4 square pyramid. The corner-sharing octahedral tilt angles are 1°. In the fourteenth O site, O(14) is bonded to one Li(3), one Li(4), one Li(5), one Co(7), one Co(8), and one Co(9) atom to form OLi3Co3 octahedra that share  a cornercorner with one O(14)Li3Co3 octahedra,  a cornercorner with one O(11)Li2Co3 square pyramid,  a cornercorner with one O(8)Li2Co3 square pyramid, corners with two equivalent O(1)Li2Co3 square pyramids,  an edgeedge with one O(5)Li3Co3 octahedra, edges with two equivalent O(10)Li3Co3 octahedra, edges with two equivalent O(6)Li3Co3 octahedra,  an edgeedge with one O(11)Li2Co3 square pyramid,  an edgeedge with one O(12)Li2Co3 square pyramid,  an edgeedge with one O(8)Li2Co3 square pyramid,  an edgeedge with one O(9)LiCo4 square pyramid, and edges with two equivalent O(13)Li2Co3 square pyramids. The corner-sharing octahedra are not tilted. is represented by the CIF card [CIF]
data_Li9Co15O28
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.257
_cell_length_b   8.670
_cell_length_c   7.847
_cell_angle_alpha   104.247
_cell_angle_beta   75.689
_cell_angle_gamma   74.653
_symmetry_Int_Tables_number   1
_cell_volume   494.871
_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  0.500  0.500  1.0
  Li  Li1  1  0.144  0.644  0.784  1.0
  Li  Li2  1  0.286  0.286  0.565  1.0
  Li  Li3  1  0.584  0.073  0.658  1.0
  Li  Li4  1  0.432  0.432  0.865  1.0
  Li  Li5  1  0.568  0.568  0.135  1.0
  Li  Li6  1  0.416  0.927  0.342  1.0
  Li  Li7  1  0.714  0.714  0.435  1.0
  Li  Li8  1  0.856  0.356  0.216  1.0
  Co  Co9  1  0.000  0.000  0.000  1.0
  Co  Co10  1  0.066  0.078  0.642  1.0
  Co  Co11  1  0.074  0.567  0.134  1.0
  Co  Co12  1  0.216  0.215  0.927  1.0
  Co  Co13  1  0.500  0.000  0.000  1.0
  Co  Co14  1  0.358  0.354  0.211  1.0
  Co  Co15  1  0.216  0.708  0.425  1.0
  Co  Co16  1  0.639  0.144  0.288  1.0
  Co  Co17  1  0.500  0.500  0.500  1.0
  Co  Co18  1  0.361  0.856  0.712  1.0
  Co  Co19  1  0.784  0.292  0.575  1.0
  Co  Co20  1  0.642  0.646  0.789  1.0
  Co  Co21  1  0.784  0.785  0.073  1.0
  Co  Co22  1  0.926  0.433  0.866  1.0
  Co  Co23  1  0.934  0.922  0.358  1.0
  O  O24  1  0.023  0.297  0.607  1.0
  O  O25  1  0.014  0.776  0.073  1.0
  O  O26  1  0.124  0.358  0.183  1.0
  O  O27  1  0.260  0.005  0.971  1.0
  O  O28  1  0.162  0.425  0.876  1.0
  O  O29  1  0.312  0.078  0.668  1.0
  O  O30  1  0.169  0.919  0.381  1.0
  O  O31  1  0.308  0.553  0.150  1.0
  O  O32  1  0.127  0.869  0.715  1.0
  O  O33  1  0.259  0.510  0.501  1.0
  O  O34  1  0.412  0.152  0.275  1.0
  O  O35  1  0.446  0.204  0.929  1.0
  O  O36  1  0.584  0.365  0.244  1.0
  O  O37  1  0.458  0.712  0.448  1.0
  O  O38  1  0.542  0.288  0.552  1.0
  O  O39  1  0.416  0.635  0.756  1.0
  O  O40  1  0.554  0.796  0.071  1.0
  O  O41  1  0.588  0.848  0.725  1.0
  O  O42  1  0.741  0.490  0.499  1.0
  O  O43  1  0.873  0.131  0.285  1.0
  O  O44  1  0.692  0.447  0.850  1.0
  O  O45  1  0.831  0.081  0.619  1.0
  O  O46  1  0.688  0.922  0.332  1.0
  O  O47  1  0.838  0.575  0.124  1.0
  O  O48  1  0.740  0.995  0.029  1.0
  O  O49  1  0.876  0.642  0.817  1.0
  O  O50  1  0.986  0.224  0.927  1.0
  O  O51  1  0.977  0.703  0.393  1.0
[/CIF]
.
The material structure described by Li9Co15O28 crystallizes in the triclinic P-1 space group. There are five inequivalent Li sites. In the first Li site, Li(1) is bonded to two equivalent O(1), two equivalent O(10), and two equivalent O(3) atoms to form LiO6 octahedra that share corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Co(4)O6 octahedra, corners with two equivalent Co(9)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Co(3)O6 octahedra, edges with two equivalent Co(6)O6 octahedra, and edges with two equivalent Co(7)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-14°. In the second Li site, Li(2) is bonded to one O(10), one O(13), one O(2), one O(3), one O(5), and one O(9) atom to form LiO6 octahedra that share  a cornercorner with one Co(4)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with three equivalent Co(6)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra,  an edgeedge with one Co(4)O6 octahedra,  an edgeedge with one Co(7)O6 octahedra,  an edgeedge with one Co(8)O6 octahedra,  an edgeedge with one Co(9)O6 octahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-13°. In the third Li site, Li(3) is bonded to one O(1), one O(10), one O(11), one O(14), one O(5), and one O(6) atom to form LiO6 octahedra that share  a cornercorner with one Co(3)O6 octahedra,  a cornercorner with one Co(5)O6 octahedra,  a cornercorner with one Co(8)O6 octahedra, corners with three equivalent Co(7)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra,  an edgeedge with one Co(4)O6 octahedra,  an edgeedge with one Co(6)O6 octahedra,  an edgeedge with one Co(8)O6 octahedra,  an edgeedge with one Co(9)O6 octahedra, and edges with two equivalent Li(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-15°. In the fourth Li site, Li(4) is bonded to one O(11), one O(12), one O(14), one O(7), and two equivalent O(6) atoms to form distorted LiO6 octahedra that share  a cornercorner with one Co(4)O6 octahedra,  a cornercorner with one Co(9)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Co(6)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra,  an edgeedge with one Co(4)O6 octahedra,  an edgeedge with one Co(5)O6 octahedra,  an edgeedge with one Co(7)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, and edges with two equivalent Co(8)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-15°. In the fifth Li site, Li(5) is bonded to one O(12), one O(13), one O(14), one O(5), and two equivalent O(8) atoms to form LiO6 octahedra that share  a cornercorner with one Co(5)O6 octahedra,  a cornercorner with one Co(7)O6 octahedra, corners with two equivalent Co(3)O6 octahedra, corners with two equivalent Co(8)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra,  an edgeedge with one Co(4)O6 octahedra,  an edgeedge with one Co(7)O6 octahedra,  an edgeedge with one Co(9)O6 octahedra, and edges with two equivalent Co(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 6-13°. There are nine 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(9) atoms to form CoO6 octahedra that share corners with two equivalent Co(3)O6 octahedra, corners with two equivalent Co(5)O6 octahedra, corners with two equivalent Co(7)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with two equivalent Co(4)O6 octahedra, and edges with two equivalent Co(8)O6 octahedra. The corner-sharing octahedral tilt angles range from 11-13°. In the second Co site, Co(2) is bonded to one O(1), one O(2), one O(6), one O(9), and two equivalent O(7) atoms to form CoO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(4)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra,  an edgeedge with one Co(4)O6 octahedra,  an edgeedge with one Co(8)O6 octahedra, and edges with two equivalent Co(7)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-15°. In the third Co site, Co(3) is bonded to one O(1), one O(2), one O(3), one O(8), and two equivalent O(5) atoms to form CoO6 octahedra that share  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra, corners with two equivalent Li(5)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra,  an edgeedge with one Co(6)O6 octahedra,  an edgeedge with one Co(7)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, and edges with two equivalent Co(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 6-11°. In the fourth Co site, Co(4) is bonded to one O(12), 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(1)O6 octahedra,  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Li(4)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra,  an edgeedge with one Co(5)O6 octahedra,  an edgeedge with one Co(6)O6 octahedra,  an edgeedge with one Co(8)O6 octahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-10°. In the fifth Co site, Co(5) is bonded to two equivalent O(11), two equivalent O(12), and two equivalent O(4) atoms to form CoO6 octahedra that share corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Li(5)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Co(4)O6 octahedra, edges with two equivalent Co(6)O6 octahedra, and edges with two equivalent Co(8)O6 octahedra. The corner-sharing octahedral tilt angles range from 11-13°. In the sixth Co site, Co(6) is bonded to one O(10), one O(11), one O(12), one O(13), one O(3), and one O(8) atom to form CoO6 octahedra that share corners with two equivalent Li(4)O6 octahedra, corners with three equivalent Li(2)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra,  an edgeedge with one Co(4)O6 octahedra,  an edgeedge with one Co(5)O6 octahedra,  an edgeedge with one Co(7)O6 octahedra,  an edgeedge with one Co(8)O6 octahedra,  an edgeedge with one Co(9)O6 octahedra, and edges with two equivalent Li(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-14°. In the seventh Co site, Co(7) is bonded to one O(1), one O(10), one O(14), one O(7), one O(8), and one O(9) atom to form CoO6 octahedra that share  a cornercorner with one Li(5)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra, corners with three equivalent Li(3)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra,  an edgeedge with one Co(6)O6 octahedra,  an edgeedge with one Co(8)O6 octahedra,  an edgeedge with one Co(9)O6 octahedra, and edges with two equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-15°. In the eighth Co site, Co(8) is bonded to one O(11), one O(13), one O(14), one O(4), one O(6), and one O(9) atom to form CoO6 octahedra that share  a cornercorner with one Li(3)O6 octahedra, corners with two equivalent Li(5)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra,  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 Co(7)O6 octahedra,  an edgeedge with one Co(9)O6 octahedra, and edges with two equivalent Li(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 6-13°. In the ninth Co site, Co(9) is bonded to two equivalent O(10), two equivalent O(13), and two equivalent O(14) atoms to form CoO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(4)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Li(5)O6 octahedra, edges with two equivalent Co(6)O6 octahedra, edges with two equivalent Co(7)O6 octahedra, and edges with two equivalent Co(8)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-9°. There are fourteen inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Li(3), one Co(2), one Co(3), and one Co(7) atom to form OLi2Co3 square pyramids that share  a cornercorner with one O(5)Li3Co3 octahedra, corners with two equivalent O(14)Li3Co3 octahedra,  a cornercorner with one O(1)Li2Co3 square pyramid,  a cornercorner with one O(11)Li2Co3 square pyramid,  a cornercorner with one O(3)Li2Co3 square pyramid, corners with two equivalent O(9)LiCo4 square pyramids,  an edgeedge with one O(5)Li3Co3 octahedra,  an edgeedge with one O(6)Li3Co3 octahedra, edges with two equivalent O(10)Li3Co3 octahedra,  an edgeedge with one O(3)Li2Co3 square pyramid,  an edgeedge with one O(8)Li2Co3 square pyramid, and  an edgeedge with one O(2)LiCo4 square pyramid. The corner-sharing octahedral tilt angles range from 2-6°. In the second O site, O(2) is bonded to one Li(2), one Co(1), one Co(2), one Co(3), and one Co(4) atom to form OLiCo4 square pyramids that share  a cornercorner with one O(10)Li3Co3 octahedra,  a cornercorner with one O(12)Li2Co3 square pyramid,  a cornercorner with one O(13)Li2Co3 square pyramid,  a cornercorner with one O(3)Li2Co3 square pyramid,  a cornercorner with one O(8)Li2Co3 square pyramid,  a cornercorner with one O(2)LiCo4 square pyramid,  an edgeedge with one O(6)Li3Co3 octahedra, edges with two equivalent O(5)Li3Co3 octahedra,  an edgeedge with one O(1)Li2Co3 square pyramid,  an edgeedge with one O(3)Li2Co3 square pyramid, and edges with two equivalent O(9)LiCo4 square pyramids. The corner-sharing octahedral tilt angles are 3°. In the third O site, O(3) is bonded to one Li(1), one Li(2), one Co(3), one Co(4), and one Co(6) atom to form OLi2Co3 square pyramids that share  a cornercorner with one O(6)Li3Co3 octahedra,  a cornercorner with one O(1)Li2Co3 square pyramid,  a cornercorner with one O(11)Li2Co3 square pyramid,  a cornercorner with one O(3)Li2Co3 square pyramid,  a cornercorner with one O(2)LiCo4 square pyramid,  a cornercorner with one O(9)LiCo4 square pyramid, corners with two equivalent O(13)Li2Co3 square pyramids, edges with two equivalent O(10)Li3Co3 octahedra, edges with two equivalent O(5)Li3Co3 octahedra,  an edgeedge with one O(1)Li2Co3 square pyramid,  an edgeedge with one O(12)Li2Co3 square pyramid,  an edgeedge with one O(8)Li2Co3 square pyramid, and  an edgeedge with one O(2)LiCo4 square pyramid. The corner-sharing octahedral tilt angles are 2°. In the fourth O site, O(4) is bonded in a rectangular see-saw-like geometry to one Co(1), one Co(4), one Co(5), and one Co(8) atom. In the fifth O site, O(5) is bonded to one Li(2), one Li(3), one Li(5), one Co(4), and two equivalent Co(3) atoms to form OLi3Co3 octahedra that share  a cornercorner with one O(1)Li2Co3 square pyramid,  a cornercorner with one O(11)Li2Co3 square pyramid,  a cornercorner with one O(9)LiCo4 square pyramid, corners with two equivalent O(8)Li2Co3 square pyramids,  an edgeedge with one O(10)Li3Co3 octahedra,  an edgeedge with one O(14)Li3Co3 octahedra,  an edgeedge with one O(5)Li3Co3 octahedra,  an edgeedge with one O(6)Li3Co3 octahedra,  an edgeedge with one O(1)Li2Co3 square pyramid,  an edgeedge with one O(12)Li2Co3 square pyramid,  an edgeedge with one O(13)Li2Co3 square pyramid,  an edgeedge with one O(8)Li2Co3 square pyramid, edges with two equivalent O(3)Li2Co3 square pyramids, and edges with two equivalent O(2)LiCo4 square pyramids. In the sixth O site, O(6) is bonded to one Li(3), two equivalent Li(4), one Co(2), one Co(4), and one Co(8) atom to form OLi3Co3 octahedra that share  a cornercorner with one O(10)Li3Co3 octahedra,  a cornercorner with one O(12)Li2Co3 square pyramid,  a cornercorner with one O(13)Li2Co3 square pyramid,  a cornercorner with one O(3)Li2Co3 square pyramid,  an edgeedge with one O(5)Li3Co3 octahedra,  an edgeedge with one O(6)Li3Co3 octahedra, edges with two equivalent O(14)Li3Co3 octahedra,  an edgeedge with one O(1)Li2Co3 square pyramid,  an edgeedge with one O(12)Li2Co3 square pyramid,  an edgeedge with one O(2)LiCo4 square pyramid,  an edgeedge with one O(9)LiCo4 square pyramid, and edges with two equivalent O(11)Li2Co3 square pyramids. The corner-sharing octahedral tilt angles are 8°. In the seventh O site, O(7) is bonded in a rectangular see-saw-like geometry to one Li(4), one Co(7), and two equivalent Co(2) atoms. In the eighth O site, O(8) is bonded to two equivalent Li(5), one Co(3), one Co(6), and one Co(7) atom to form OLi2Co3 square pyramids that share  a cornercorner with one O(14)Li3Co3 octahedra, corners with two equivalent O(5)Li3Co3 octahedra,  a cornercorner with one O(11)Li2Co3 square pyramid,  a cornercorner with one O(12)Li2Co3 square pyramid,  a cornercorner with one O(13)Li2Co3 square pyramid,  a cornercorner with one O(2)LiCo4 square pyramid,  a cornercorner with one O(9)LiCo4 square pyramid,  an edgeedge with one O(10)Li3Co3 octahedra,  an edgeedge with one O(14)Li3Co3 octahedra,  an edgeedge with one O(5)Li3Co3 octahedra,  an edgeedge with one O(1)Li2Co3 square pyramid,  an edgeedge with one O(12)Li2Co3 square pyramid,  an edgeedge with one O(13)Li2Co3 square pyramid,  an edgeedge with one O(3)Li2Co3 square pyramid, and  an edgeedge with one O(8)Li2Co3 square pyramid. The corner-sharing octahedral tilt angles range from 2-6°. In the ninth O site, O(9) is bonded to one Li(2), one Co(1), one Co(2), one Co(7), and one Co(8) atom to form OLiCo4 square pyramids that share  a cornercorner with one O(5)Li3Co3 octahedra,  a cornercorner with one O(11)Li2Co3 square pyramid,  a cornercorner with one O(3)Li2Co3 square pyramid,  a cornercorner with one O(8)Li2Co3 square pyramid,  a cornercorner with one O(9)LiCo4 square pyramid, corners with two equivalent O(1)Li2Co3 square pyramids,  an edgeedge with one O(10)Li3Co3 octahedra,  an edgeedge with one O(14)Li3Co3 octahedra,  an edgeedge with one O(6)Li3Co3 octahedra,  an edgeedge with one O(13)Li2Co3 square pyramid, and edges with two equivalent O(2)LiCo4 square pyramids. The corner-sharing octahedral tilt angles are 5°. In the tenth O site, O(10) is bonded to one Li(1), one Li(2), one Li(3), one Co(6), one Co(7), and one Co(9) atom to form OLi3Co3 octahedra that share  a cornercorner with one O(6)Li3Co3 octahedra, corners with two equivalent O(10)Li3Co3 octahedra,  a cornercorner with one O(12)Li2Co3 square pyramid,  a cornercorner with one O(2)LiCo4 square pyramid,  an edgeedge with one O(5)Li3Co3 octahedra, edges with two equivalent O(14)Li3Co3 octahedra,  an edgeedge with one O(11)Li2Co3 square pyramid,  an edgeedge with one O(8)Li2Co3 square pyramid,  an edgeedge with one O(9)LiCo4 square pyramid, edges with two equivalent O(1)Li2Co3 square pyramids, edges with two equivalent O(13)Li2Co3 square pyramids, and edges with two equivalent O(3)Li2Co3 square pyramids. The corner-sharing octahedral tilt angles range from 0-8°. In the eleventh O site, O(11) is bonded to one Li(3), one Li(4), one Co(5), one Co(6), and one Co(8) atom to form OLi2Co3 square pyramids that share  a cornercorner with one O(14)Li3Co3 octahedra,  a cornercorner with one O(5)Li3Co3 octahedra,  a cornercorner with one O(1)Li2Co3 square pyramid,  a cornercorner with one O(11)Li2Co3 square pyramid,  a cornercorner with one O(3)Li2Co3 square pyramid,  a cornercorner with one O(8)Li2Co3 square pyramid,  a cornercorner with one O(9)LiCo4 square pyramid,  an edgeedge with one O(10)Li3Co3 octahedra,  an edgeedge with one O(14)Li3Co3 octahedra, edges with two equivalent O(6)Li3Co3 octahedra,  an edgeedge with one O(13)Li2Co3 square pyramid, and edges with two equivalent O(12)Li2Co3 square pyramids. The corner-sharing octahedral tilt angles range from 2-13°. In the twelfth O site, O(12) is bonded to one Li(4), one Li(5), one Co(4), one Co(5), and one Co(6) atom to form OLi2Co3 square pyramids that share  a cornercorner with one O(10)Li3Co3 octahedra,  a cornercorner with one O(6)Li3Co3 octahedra,  a cornercorner with one O(12)Li2Co3 square pyramid,  a cornercorner with one O(8)Li2Co3 square pyramid,  a cornercorner with one O(2)LiCo4 square pyramid, corners with two equivalent O(13)Li2Co3 square pyramids,  an edgeedge with one O(14)Li3Co3 octahedra,  an edgeedge with one O(5)Li3Co3 octahedra,  an edgeedge with one O(6)Li3Co3 octahedra,  an edgeedge with one O(3)Li2Co3 square pyramid,  an edgeedge with one O(8)Li2Co3 square pyramid, and edges with two equivalent O(11)Li2Co3 square pyramids. The corner-sharing octahedral tilt angles range from 2-12°. In the thirteenth O site, O(13) is bonded to one Li(2), one Li(5), one Co(6), one Co(8), and one Co(9) atom to form OLi2Co3 square pyramids that share  a cornercorner with one O(6)Li3Co3 octahedra,  a cornercorner with one O(13)Li2Co3 square pyramid,  a cornercorner with one O(8)Li2Co3 square pyramid,  a cornercorner with one O(2)LiCo4 square pyramid, corners with two equivalent O(12)Li2Co3 square pyramids, corners with two equivalent O(3)Li2Co3 square pyramids,  an edgeedge with one O(5)Li3Co3 octahedra, edges with two equivalent O(10)Li3Co3 octahedra, edges with two equivalent O(14)Li3Co3 octahedra,  an edgeedge with one O(11)Li2Co3 square pyramid,  an edgeedge with one O(8)Li2Co3 square pyramid, and  an edgeedge with one O(9)LiCo4 square pyramid. The corner-sharing octahedral tilt angles are 1°. In the fourteenth O site, O(14) is bonded to one Li(3), one Li(4), one Li(5), one Co(7), one Co(8), and one Co(9) atom to form OLi3Co3 octahedra that share  a cornercorner with one O(14)Li3Co3 octahedra,  a cornercorner with one O(11)Li2Co3 square pyramid,  a cornercorner with one O(8)Li2Co3 square pyramid, corners with two equivalent O(1)Li2Co3 square pyramids,  an edgeedge with one O(5)Li3Co3 octahedra, edges with two equivalent O(10)Li3Co3 octahedra, edges with two equivalent O(6)Li3Co3 octahedra,  an edgeedge with one O(11)Li2Co3 square pyramid,  an edgeedge with one O(12)Li2Co3 square pyramid,  an edgeedge with one O(8)Li2Co3 square pyramid,  an edgeedge with one O(9)LiCo4 square pyramid, and edges with two equivalent O(13)Li2Co3 square pyramids. The corner-sharing octahedra are not tilted. is represented by the CIF card [CIF]
data_Li9Co15O28
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.257
_cell_length_b   8.670
_cell_length_c   7.847
_cell_angle_alpha   104.247
_cell_angle_beta   75.689
_cell_angle_gamma   74.653
_symmetry_Int_Tables_number   1
_cell_volume   494.871
_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  0.500  0.500  1.0
  Li  Li1  1  0.144  0.644  0.784  1.0
  Li  Li2  1  0.286  0.286  0.565  1.0
  Li  Li3  1  0.584  0.073  0.658  1.0
  Li  Li4  1  0.432  0.432  0.865  1.0
  Li  Li5  1  0.568  0.568  0.135  1.0
  Li  Li6  1  0.416  0.927  0.342  1.0
  Li  Li7  1  0.714  0.714  0.435  1.0
  Li  Li8  1  0.856  0.356  0.216  1.0
  Co  Co9  1  0.000  0.000  0.000  1.0
  Co  Co10  1  0.066  0.078  0.642  1.0
  Co  Co11  1  0.074  0.567  0.134  1.0
  Co  Co12  1  0.216  0.215  0.927  1.0
  Co  Co13  1  0.500  0.000  0.000  1.0
  Co  Co14  1  0.358  0.354  0.211  1.0
  Co  Co15  1  0.216  0.708  0.425  1.0
  Co  Co16  1  0.639  0.144  0.288  1.0
  Co  Co17  1  0.500  0.500  0.500  1.0
  Co  Co18  1  0.361  0.856  0.712  1.0
  Co  Co19  1  0.784  0.292  0.575  1.0
  Co  Co20  1  0.642  0.646  0.789  1.0
  Co  Co21  1  0.784  0.785  0.073  1.0
  Co  Co22  1  0.926  0.433  0.866  1.0
  Co  Co23  1  0.934  0.922  0.358  1.0
  O  O24  1  0.023  0.297  0.607  1.0
  O  O25  1  0.014  0.776  0.073  1.0
  O  O26  1  0.124  0.358  0.183  1.0
  O  O27  1  0.260  0.005  0.971  1.0
  O  O28  1  0.162  0.425  0.876  1.0
  O  O29  1  0.312  0.078  0.668  1.0
  O  O30  1  0.169  0.919  0.381  1.0
  O  O31  1  0.308  0.553  0.150  1.0
  O  O32  1  0.127  0.869  0.715  1.0
  O  O33  1  0.259  0.510  0.501  1.0
  O  O34  1  0.412  0.152  0.275  1.0
  O  O35  1  0.446  0.204  0.929  1.0
  O  O36  1  0.584  0.365  0.244  1.0
  O  O37  1  0.458  0.712  0.448  1.0
  O  O38  1  0.542  0.288  0.552  1.0
  O  O39  1  0.416  0.635  0.756  1.0
  O  O40  1  0.554  0.796  0.071  1.0
  O  O41  1  0.588  0.848  0.725  1.0
  O  O42  1  0.741  0.490  0.499  1.0
  O  O43  1  0.873  0.131  0.285  1.0
  O  O44  1  0.692  0.447  0.850  1.0
  O  O45  1  0.831  0.081  0.619  1.0
  O  O46  1  0.688  0.922  0.332  1.0
  O  O47  1  0.838  0.575  0.124  1.0
  O  O48  1  0.740  0.995  0.029  1.0
  O  O49  1  0.876  0.642  0.817  1.0
  O  O50  1  0.986  0.224  0.927  1.0
  O  O51  1  0.977  0.703  0.393  1.0
[/CIF]
.