The compound described by Li7Mn2(CoO4)3 is Caswellsilverite-derived structured and crystallizes in the monoclinic C2 space group. There are four 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(4)O6 octahedra,  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Mn(2)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, edges with three equivalent Li(2)O6 octahedra, and edges with three equivalent Li(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 6-11°. 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(4)O6 octahedra,  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Mn(2)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, edges with three equivalent Li(1)O6 octahedra, and edges with three equivalent Li(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 6-12°. In the third Li site, Li(3) 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(4)O6 octahedra,  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Mn(2)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, 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 5-12°. In the fourth Li site, Li(4) is bonded to two equivalent O(2), two equivalent O(4), and two equivalent O(6) 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 Li(3)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 three equivalent Co(1)O6 octahedra, and edges with three equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-10°. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(5) atoms to form MnO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(3)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 three equivalent Mn(2)O6 octahedra, and edges with three equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 6-12°. In the second Mn site, Mn(2) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(5) atoms to form MnO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(3)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 three equivalent Mn(1)O6 octahedra, and edges with three equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 6-12°. There are three 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 Li(3)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 three equivalent Li(4)O6 octahedra, and edges with three equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 9-11°. In the second Co site, Co(2) 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 Li(3)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 three equivalent Mn(1)O6 octahedra, and edges with three equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-7°. 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 Li(3)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 three equivalent Li(4)O6 octahedra, and edges with three equivalent Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 6-8°. There are six inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Li(2), one Li(3), one Mn(1), one Mn(2), and one Co(2) atom to form OLi3Mn2Co octahedra that share  a cornercorner with one O(1)Li3Mn2Co octahedra,  a cornercorner with one O(3)Li3Mn2Co octahedra,  a cornercorner with one O(5)Li3Mn2Co octahedra,  a cornercorner with one O(2)Li4Co2 octahedra,  a cornercorner with one O(4)Li4Co2 octahedra,  a cornercorner with one O(6)Li4Co2 octahedra,  an edgeedge with one O(1)Li3Mn2Co octahedra,  an edgeedge with one O(2)Li4Co2 octahedra,  an edgeedge with one O(4)Li4Co2 octahedra,  an edgeedge with one O(6)Li4Co2 octahedra, edges with four equivalent O(3)Li3Mn2Co octahedra, and edges with four equivalent O(5)Li3Mn2Co octahedra. The corner-sharing octahedral tilt angles range from 0-10°. In the second O site, O(2) is bonded to one Li(1), one Li(2), one Li(3), one Li(4), one Co(1), and one Co(3) atom to form OLi4Co2 octahedra that share  a cornercorner with one O(1)Li3Mn2Co octahedra,  a cornercorner with one O(3)Li3Mn2Co octahedra,  a cornercorner with one O(5)Li3Mn2Co octahedra,  a cornercorner with one O(2)Li4Co2 octahedra,  a cornercorner with one O(4)Li4Co2 octahedra,  a cornercorner with one O(6)Li4Co2 octahedra,  an edgeedge with one O(1)Li3Mn2Co octahedra,  an edgeedge with one O(3)Li3Mn2Co octahedra,  an edgeedge with one O(5)Li3Mn2Co octahedra,  an edgeedge with one O(2)Li4Co2 octahedra, edges with four equivalent O(4)Li4Co2 octahedra, and edges with four equivalent O(6)Li4Co2 octahedra. The corner-sharing octahedral tilt angles range from 3-9°. In the third O site, O(3) is bonded to one Li(1), one Li(2), one Li(3), one Mn(1), one Mn(2), and one Co(2) atom to form OLi3Mn2Co octahedra that share  a cornercorner with one O(1)Li3Mn2Co octahedra,  a cornercorner with one O(3)Li3Mn2Co octahedra,  a cornercorner with one O(5)Li3Mn2Co octahedra,  a cornercorner with one O(2)Li4Co2 octahedra,  a cornercorner with one O(4)Li4Co2 octahedra,  a cornercorner with one O(6)Li4Co2 octahedra,  an edgeedge with one O(3)Li3Mn2Co octahedra,  an edgeedge with one O(2)Li4Co2 octahedra,  an edgeedge with one O(4)Li4Co2 octahedra,  an edgeedge with one O(6)Li4Co2 octahedra, edges with four equivalent O(1)Li3Mn2Co octahedra, and edges with four equivalent O(5)Li3Mn2Co octahedra. The corner-sharing octahedral tilt angles range from 1-6°. In the fourth O site, O(4) is bonded to one Li(1), one Li(2), one Li(3), one Li(4), one Co(1), and one Co(3) atom to form OLi4Co2 octahedra that share  a cornercorner with one O(1)Li3Mn2Co octahedra,  a cornercorner with one O(3)Li3Mn2Co octahedra,  a cornercorner with one O(5)Li3Mn2Co octahedra,  a cornercorner with one O(2)Li4Co2 octahedra,  a cornercorner with one O(4)Li4Co2 octahedra,  a cornercorner with one O(6)Li4Co2 octahedra,  an edgeedge with one O(1)Li3Mn2Co octahedra,  an edgeedge with one O(3)Li3Mn2Co octahedra,  an edgeedge with one O(5)Li3Mn2Co octahedra,  an edgeedge with one O(4)Li4Co2 octahedra, edges with four equivalent O(2)Li4Co2 octahedra, and edges with four equivalent O(6)Li4Co2 octahedra. The corner-sharing octahedral tilt angles range from 2-9°. In the fifth O site, O(5) is bonded to one Li(1), one Li(2), one Li(3), one Mn(1), one Mn(2), and one Co(2) atom to form OLi3Mn2Co octahedra that share  a cornercorner with one O(1)Li3Mn2Co octahedra,  a cornercorner with one O(3)Li3Mn2Co octahedra,  a cornercorner with one O(5)Li3Mn2Co octahedra,  a cornercorner with one O(2)Li4Co2 octahedra,  a cornercorner with one O(4)Li4Co2 octahedra,  a cornercorner with one O(6)Li4Co2 octahedra,  an edgeedge with one O(5)Li3Mn2Co octahedra,  an edgeedge with one O(2)Li4Co2 octahedra,  an edgeedge with one O(4)Li4Co2 octahedra,  an edgeedge with one O(6)Li4Co2 octahedra, edges with four equivalent O(1)Li3Mn2Co octahedra, and edges with four equivalent O(3)Li3Mn2Co octahedra. The corner-sharing octahedral tilt angles range from 1-8°. In the sixth O site, O(6) is bonded to one Li(1), one Li(2), one Li(3), one Li(4), one Co(1), and one Co(3) atom to form OLi4Co2 octahedra that share  a cornercorner with one O(1)Li3Mn2Co octahedra,  a cornercorner with one O(3)Li3Mn2Co octahedra,  a cornercorner with one O(5)Li3Mn2Co octahedra,  a cornercorner with one O(2)Li4Co2 octahedra,  a cornercorner with one O(4)Li4Co2 octahedra,  a cornercorner with one O(6)Li4Co2 octahedra,  an edgeedge with one O(1)Li3Mn2Co octahedra,  an edgeedge with one O(3)Li3Mn2Co octahedra,  an edgeedge with one O(5)Li3Mn2Co octahedra,  an edgeedge with one O(6)Li4Co2 octahedra, edges with four equivalent O(2)Li4Co2 octahedra, and edges with four equivalent O(4)Li4Co2 octahedra. The corner-sharing octahedral tilt angles range from 4-10°. is represented by the CIF file [CIF]
data_Li7Mn2(CoO4)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.010
_cell_length_b   5.010
_cell_length_c   9.716
_cell_angle_alpha   85.718
_cell_angle_beta   85.718
_cell_angle_gamma   118.216
_symmetry_Int_Tables_number   1
_cell_volume   212.577
_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  0.901  0.563  0.260  1.0
  Li  Li1  1  0.437  0.099  0.740  1.0
  Li  Li2  1  0.587  0.923  0.262  1.0
  Li  Li3  1  0.077  0.413  0.738  1.0
  Li  Li4  1  0.243  0.246  0.259  1.0
  Li  Li5  1  0.754  0.757  0.741  1.0
  Li  Li6  1  0.835  0.165  0.500  1.0
  Mn  Mn7  1  0.998  0.002  0.000  1.0
  Mn  Mn8  1  0.336  0.664  0.000  1.0
  Co  Co9  1  0.500  0.500  0.500  1.0
  Co  Co10  1  0.667  0.333  0.000  1.0
  Co  Co11  1  0.161  0.839  0.500  1.0
  O  O12  1  0.309  0.976  0.105  1.0
  O  O13  1  0.803  0.494  0.608  1.0
  O  O14  1  0.940  0.277  0.118  1.0
  O  O15  1  0.429  0.768  0.613  1.0
  O  O16  1  0.614  0.610  0.115  1.0
  O  O17  1  0.139  0.105  0.617  1.0
  O  O18  1  0.506  0.197  0.392  1.0
  O  O19  1  0.024  0.691  0.895  1.0
  O  O20  1  0.232  0.571  0.387  1.0
  O  O21  1  0.723  0.060  0.882  1.0
  O  O22  1  0.895  0.861  0.383  1.0
  O  O23  1  0.390  0.386  0.885  1.0
[/CIF]
.
The compound described by Li7Mn2(CoO4)3 is Caswellsilverite-derived structured and crystallizes in the monoclinic C2 space group. There are four 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(4)O6 octahedra,  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Mn(2)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, edges with three equivalent Li(2)O6 octahedra, and edges with three equivalent Li(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 6-11°. 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(4)O6 octahedra,  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Mn(2)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, edges with three equivalent Li(1)O6 octahedra, and edges with three equivalent Li(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 6-12°. In the third Li site, Li(3) 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(4)O6 octahedra,  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Mn(2)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, 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 5-12°. In the fourth Li site, Li(4) is bonded to two equivalent O(2), two equivalent O(4), and two equivalent O(6) 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 Li(3)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 three equivalent Co(1)O6 octahedra, and edges with three equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-10°. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(5) atoms to form MnO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(3)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 three equivalent Mn(2)O6 octahedra, and edges with three equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 6-12°. In the second Mn site, Mn(2) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(5) atoms to form MnO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(3)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 three equivalent Mn(1)O6 octahedra, and edges with three equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 6-12°. There are three 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 Li(3)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 three equivalent Li(4)O6 octahedra, and edges with three equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 9-11°. In the second Co site, Co(2) 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 Li(3)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 three equivalent Mn(1)O6 octahedra, and edges with three equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-7°. 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 Li(3)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 three equivalent Li(4)O6 octahedra, and edges with three equivalent Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 6-8°. There are six inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Li(2), one Li(3), one Mn(1), one Mn(2), and one Co(2) atom to form OLi3Mn2Co octahedra that share  a cornercorner with one O(1)Li3Mn2Co octahedra,  a cornercorner with one O(3)Li3Mn2Co octahedra,  a cornercorner with one O(5)Li3Mn2Co octahedra,  a cornercorner with one O(2)Li4Co2 octahedra,  a cornercorner with one O(4)Li4Co2 octahedra,  a cornercorner with one O(6)Li4Co2 octahedra,  an edgeedge with one O(1)Li3Mn2Co octahedra,  an edgeedge with one O(2)Li4Co2 octahedra,  an edgeedge with one O(4)Li4Co2 octahedra,  an edgeedge with one O(6)Li4Co2 octahedra, edges with four equivalent O(3)Li3Mn2Co octahedra, and edges with four equivalent O(5)Li3Mn2Co octahedra. The corner-sharing octahedral tilt angles range from 0-10°. In the second O site, O(2) is bonded to one Li(1), one Li(2), one Li(3), one Li(4), one Co(1), and one Co(3) atom to form OLi4Co2 octahedra that share  a cornercorner with one O(1)Li3Mn2Co octahedra,  a cornercorner with one O(3)Li3Mn2Co octahedra,  a cornercorner with one O(5)Li3Mn2Co octahedra,  a cornercorner with one O(2)Li4Co2 octahedra,  a cornercorner with one O(4)Li4Co2 octahedra,  a cornercorner with one O(6)Li4Co2 octahedra,  an edgeedge with one O(1)Li3Mn2Co octahedra,  an edgeedge with one O(3)Li3Mn2Co octahedra,  an edgeedge with one O(5)Li3Mn2Co octahedra,  an edgeedge with one O(2)Li4Co2 octahedra, edges with four equivalent O(4)Li4Co2 octahedra, and edges with four equivalent O(6)Li4Co2 octahedra. The corner-sharing octahedral tilt angles range from 3-9°. In the third O site, O(3) is bonded to one Li(1), one Li(2), one Li(3), one Mn(1), one Mn(2), and one Co(2) atom to form OLi3Mn2Co octahedra that share  a cornercorner with one O(1)Li3Mn2Co octahedra,  a cornercorner with one O(3)Li3Mn2Co octahedra,  a cornercorner with one O(5)Li3Mn2Co octahedra,  a cornercorner with one O(2)Li4Co2 octahedra,  a cornercorner with one O(4)Li4Co2 octahedra,  a cornercorner with one O(6)Li4Co2 octahedra,  an edgeedge with one O(3)Li3Mn2Co octahedra,  an edgeedge with one O(2)Li4Co2 octahedra,  an edgeedge with one O(4)Li4Co2 octahedra,  an edgeedge with one O(6)Li4Co2 octahedra, edges with four equivalent O(1)Li3Mn2Co octahedra, and edges with four equivalent O(5)Li3Mn2Co octahedra. The corner-sharing octahedral tilt angles range from 1-6°. In the fourth O site, O(4) is bonded to one Li(1), one Li(2), one Li(3), one Li(4), one Co(1), and one Co(3) atom to form OLi4Co2 octahedra that share  a cornercorner with one O(1)Li3Mn2Co octahedra,  a cornercorner with one O(3)Li3Mn2Co octahedra,  a cornercorner with one O(5)Li3Mn2Co octahedra,  a cornercorner with one O(2)Li4Co2 octahedra,  a cornercorner with one O(4)Li4Co2 octahedra,  a cornercorner with one O(6)Li4Co2 octahedra,  an edgeedge with one O(1)Li3Mn2Co octahedra,  an edgeedge with one O(3)Li3Mn2Co octahedra,  an edgeedge with one O(5)Li3Mn2Co octahedra,  an edgeedge with one O(4)Li4Co2 octahedra, edges with four equivalent O(2)Li4Co2 octahedra, and edges with four equivalent O(6)Li4Co2 octahedra. The corner-sharing octahedral tilt angles range from 2-9°. In the fifth O site, O(5) is bonded to one Li(1), one Li(2), one Li(3), one Mn(1), one Mn(2), and one Co(2) atom to form OLi3Mn2Co octahedra that share  a cornercorner with one O(1)Li3Mn2Co octahedra,  a cornercorner with one O(3)Li3Mn2Co octahedra,  a cornercorner with one O(5)Li3Mn2Co octahedra,  a cornercorner with one O(2)Li4Co2 octahedra,  a cornercorner with one O(4)Li4Co2 octahedra,  a cornercorner with one O(6)Li4Co2 octahedra,  an edgeedge with one O(5)Li3Mn2Co octahedra,  an edgeedge with one O(2)Li4Co2 octahedra,  an edgeedge with one O(4)Li4Co2 octahedra,  an edgeedge with one O(6)Li4Co2 octahedra, edges with four equivalent O(1)Li3Mn2Co octahedra, and edges with four equivalent O(3)Li3Mn2Co octahedra. The corner-sharing octahedral tilt angles range from 1-8°. In the sixth O site, O(6) is bonded to one Li(1), one Li(2), one Li(3), one Li(4), one Co(1), and one Co(3) atom to form OLi4Co2 octahedra that share  a cornercorner with one O(1)Li3Mn2Co octahedra,  a cornercorner with one O(3)Li3Mn2Co octahedra,  a cornercorner with one O(5)Li3Mn2Co octahedra,  a cornercorner with one O(2)Li4Co2 octahedra,  a cornercorner with one O(4)Li4Co2 octahedra,  a cornercorner with one O(6)Li4Co2 octahedra,  an edgeedge with one O(1)Li3Mn2Co octahedra,  an edgeedge with one O(3)Li3Mn2Co octahedra,  an edgeedge with one O(5)Li3Mn2Co octahedra,  an edgeedge with one O(6)Li4Co2 octahedra, edges with four equivalent O(2)Li4Co2 octahedra, and edges with four equivalent O(4)Li4Co2 octahedra. The corner-sharing octahedral tilt angles range from 4-10°. is represented by the CIF file [CIF]
data_Li7Mn2(CoO4)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.010
_cell_length_b   5.010
_cell_length_c   9.716
_cell_angle_alpha   85.718
_cell_angle_beta   85.718
_cell_angle_gamma   118.216
_symmetry_Int_Tables_number   1
_cell_volume   212.577
_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  0.901  0.563  0.260  1.0
  Li  Li1  1  0.437  0.099  0.740  1.0
  Li  Li2  1  0.587  0.923  0.262  1.0
  Li  Li3  1  0.077  0.413  0.738  1.0
  Li  Li4  1  0.243  0.246  0.259  1.0
  Li  Li5  1  0.754  0.757  0.741  1.0
  Li  Li6  1  0.835  0.165  0.500  1.0
  Mn  Mn7  1  0.998  0.002  0.000  1.0
  Mn  Mn8  1  0.336  0.664  0.000  1.0
  Co  Co9  1  0.500  0.500  0.500  1.0
  Co  Co10  1  0.667  0.333  0.000  1.0
  Co  Co11  1  0.161  0.839  0.500  1.0
  O  O12  1  0.309  0.976  0.105  1.0
  O  O13  1  0.803  0.494  0.608  1.0
  O  O14  1  0.940  0.277  0.118  1.0
  O  O15  1  0.429  0.768  0.613  1.0
  O  O16  1  0.614  0.610  0.115  1.0
  O  O17  1  0.139  0.105  0.617  1.0
  O  O18  1  0.506  0.197  0.392  1.0
  O  O19  1  0.024  0.691  0.895  1.0
  O  O20  1  0.232  0.571  0.387  1.0
  O  O21  1  0.723  0.060  0.882  1.0
  O  O22  1  0.895  0.861  0.383  1.0
  O  O23  1  0.390  0.386  0.885  1.0
[/CIF]
.