The structure described by Li4Fe3Co3(CuO8)2 is Spinel-derived structured and crystallizes in the triclinic P1 space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(11), one O(12), one O(15), and one O(3) atom to form LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(2)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra, corners with two equivalent Co(3)O6 octahedra, and corners with three equivalent Cu(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 57-63°. In the second Li site, Li(2) is bonded in a rectangular see-saw-like geometry to one O(14), one O(16), one O(5), and one O(9) atom. In the third Li site, Li(3) is bonded in a rectangular see-saw-like geometry to one O(1), one O(10), one O(4), and one O(6) atom. In the fourth Li site, Li(4) is bonded to one O(13), one O(2), one O(7), and one O(8) atom to form LiO4 tetrahedra that share  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, and corners with three equivalent Cu(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 57-65°. There are three inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(14), one O(16), one O(3), one O(4), one O(7), and one O(8) atom to form FeO6 octahedra that share corners with two equivalent Cu(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Cu(1)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 are 54°. In the second Fe site, Fe(2) is bonded to one O(1), one O(10), one O(11), one O(13), one O(15), and one O(5) atom to form FeO6 octahedra that share corners with two equivalent Cu(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Cu(2)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles are 52°. In the third Fe site, Fe(3) is bonded to one O(10), one O(12), one O(13), one O(15), one O(5), and one O(6) atom to form FeO6 octahedra that share corners with two equivalent Cu(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Cu(2)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-53°. There are three inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(14), one O(2), one O(3), one O(4), one O(7), and one O(9) atom to form CoO6 octahedra that share corners with two equivalent Cu(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Cu(1)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, and edges with two equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-52°. In the second Co site, Co(2) is bonded to one O(16), one O(2), one O(3), one O(4), one O(8), and one O(9) atom to form CoO6 octahedra that share corners with two equivalent Cu(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Cu(1)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, and edges with two equivalent Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-52°. In the third Co site, Co(3) is bonded to one O(1), one O(11), one O(12), one O(13), one O(5), and one O(6) atom to form CoO6 octahedra that share corners with two equivalent Cu(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Cu(2)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, and edges with two equivalent Fe(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 48-50°. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded to one O(1), one O(10), one O(2), one O(6), one O(7), and one O(8) atom to form CuO6 octahedra that share corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra, corners with two equivalent Co(3)O6 octahedra, corners with three equivalent Li(4)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra, and  an edgeedge with one Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 48-53°. In the second Cu site, Cu(2) is bonded to one O(11), one O(12), one O(14), one O(15), one O(16), and one O(9) atom to form CuO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Fe(3)O6 octahedra, and  an edgeedge with one Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-54°. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one Li(3), one Fe(2), one Co(3), and one Cu(1) atom. In the second O site, O(2) is bonded to one Li(4), one Co(1), one Co(2), and one Cu(1) atom to form distorted OLiCo2Cu tetrahedra that share  a cornercorner with one O(7)LiFeCoCu tetrahedra,  a cornercorner with one O(8)LiFeCoCu tetrahedra, corners with two equivalent O(4)LiFeCo2 tetrahedra, corners with two equivalent O(9)LiCo2Cu trigonal pyramids,  an edgeedge with one O(7)LiFeCoCu tetrahedra,  an edgeedge with one O(8)LiFeCoCu tetrahedra, and  an edgeedge with one O(3)LiFeCo2 trigonal pyramid. In the third O site, O(3) is bonded to one Li(1), one Fe(1), one Co(1), and one Co(2) atom to form distorted OLiFeCo2 trigonal pyramids that share  a cornercorner with one O(15)LiFe2Cu tetrahedra, corners with three equivalent O(4)LiFeCo2 tetrahedra,  a cornercorner with one O(11)LiFeCoCu trigonal pyramid,  a cornercorner with one O(12)LiFeCoCu trigonal pyramid, corners with two equivalent O(9)LiCo2Cu trigonal pyramids,  an edgeedge with one O(2)LiCo2Cu tetrahedra,  an edgeedge with one O(7)LiFeCoCu tetrahedra, and  an edgeedge with one O(8)LiFeCoCu tetrahedra. In the fourth O site, O(4) is bonded to one Li(3), one Fe(1), one Co(1), and one Co(2) atom to form distorted OLiFeCo2 tetrahedra that share corners with two equivalent O(2)LiCo2Cu tetrahedra, corners with two equivalent O(7)LiFeCoCu tetrahedra, corners with two equivalent O(8)LiFeCoCu tetrahedra, corners with three equivalent O(3)LiFeCo2 trigonal pyramids, and  an edgeedge with one O(9)LiCo2Cu trigonal pyramid. In the fifth O site, O(5) is bonded to one Li(2), one Fe(2), one Fe(3), and one Co(3) atom to form distorted OLiFe2Co tetrahedra that share corners with two equivalent O(15)LiFe2Cu tetrahedra,  a cornercorner with one O(9)LiCo2Cu trigonal pyramid, corners with two equivalent O(11)LiFeCoCu trigonal pyramids, and corners with two equivalent O(12)LiFeCoCu trigonal pyramids. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Li(3), one Fe(3), one Co(3), and one Cu(1) atom. In the seventh O site, O(7) is bonded to one Li(4), one Fe(1), one Co(1), and one Cu(1) atom to form distorted OLiFeCoCu tetrahedra that share  a cornercorner with one O(2)LiCo2Cu tetrahedra,  a cornercorner with one O(8)LiFeCoCu tetrahedra, corners with two equivalent O(4)LiFeCo2 tetrahedra,  a cornercorner with one O(9)LiCo2Cu trigonal pyramid,  an edgeedge with one O(2)LiCo2Cu tetrahedra,  an edgeedge with one O(8)LiFeCoCu tetrahedra, and  an edgeedge with one O(3)LiFeCo2 trigonal pyramid. In the eighth O site, O(8) is bonded to one Li(4), one Fe(1), one Co(2), and one Cu(1) atom to form distorted OLiFeCoCu tetrahedra that share  a cornercorner with one O(2)LiCo2Cu tetrahedra,  a cornercorner with one O(7)LiFeCoCu tetrahedra, corners with two equivalent O(4)LiFeCo2 tetrahedra,  a cornercorner with one O(9)LiCo2Cu trigonal pyramid,  an edgeedge with one O(2)LiCo2Cu tetrahedra,  an edgeedge with one O(7)LiFeCoCu tetrahedra, and  an edgeedge with one O(3)LiFeCo2 trigonal pyramid. In the ninth O site, O(9) is bonded to one Li(2), one Co(1), one Co(2), and one Cu(2) atom to form distorted OLiCo2Cu trigonal pyramids that share  a cornercorner with one O(5)LiFe2Co tetrahedra,  a cornercorner with one O(15)LiFe2Cu tetrahedra,  a cornercorner with one O(7)LiFeCoCu tetrahedra,  a cornercorner with one O(8)LiFeCoCu tetrahedra, corners with two equivalent O(2)LiCo2Cu tetrahedra,  a cornercorner with one O(11)LiFeCoCu trigonal pyramid,  a cornercorner with one O(12)LiFeCoCu trigonal pyramid, corners with two equivalent O(3)LiFeCo2 trigonal pyramids, and  an edgeedge with one O(4)LiFeCo2 tetrahedra. In the tenth O site, O(10) is bonded in a rectangular see-saw-like geometry to one Li(3), one Fe(2), one Fe(3), and one Cu(1) atom. In the eleventh O site, O(11) is bonded to one Li(1), one Fe(2), one Co(3), and one Cu(2) atom to form distorted OLiFeCoCu trigonal pyramids that share  a cornercorner with one O(15)LiFe2Cu tetrahedra, corners with two equivalent O(5)LiFe2Co tetrahedra,  a cornercorner with one O(9)LiCo2Cu trigonal pyramid,  a cornercorner with one O(3)LiFeCo2 trigonal pyramid,  a cornercorner with one O(12)LiFeCoCu trigonal pyramid,  an edgeedge with one O(15)LiFe2Cu tetrahedra, and  an edgeedge with one O(12)LiFeCoCu trigonal pyramid. In the twelfth O site, O(12) is bonded to one Li(1), one Fe(3), one Co(3), and one Cu(2) atom to form distorted OLiFeCoCu trigonal pyramids that share  a cornercorner with one O(15)LiFe2Cu tetrahedra, corners with two equivalent O(5)LiFe2Co tetrahedra,  a cornercorner with one O(9)LiCo2Cu trigonal pyramid,  a cornercorner with one O(3)LiFeCo2 trigonal pyramid,  a cornercorner with one O(11)LiFeCoCu trigonal pyramid,  an edgeedge with one O(15)LiFe2Cu tetrahedra, and  an edgeedge with one O(11)LiFeCoCu trigonal pyramid. In the thirteenth O site, O(13) is bonded in a distorted rectangular see-saw-like geometry to one Li(4), one Fe(2), one Fe(3), and one Co(3) atom. In the fourteenth O site, O(14) is bonded in a rectangular see-saw-like geometry to one Li(2), one Fe(1), one Co(1), and one Cu(2) atom. In the fifteenth O site, O(15) is bonded to one Li(1), one Fe(2), one Fe(3), and one Cu(2) atom to form distorted OLiFe2Cu tetrahedra that share corners with two equivalent O(5)LiFe2Co tetrahedra,  a cornercorner with one O(9)LiCo2Cu trigonal pyramid,  a cornercorner with one O(3)LiFeCo2 trigonal pyramid,  a cornercorner with one O(11)LiFeCoCu trigonal pyramid,  a cornercorner with one O(12)LiFeCoCu trigonal pyramid,  an edgeedge with one O(11)LiFeCoCu trigonal pyramid, and  an edgeedge with one O(12)LiFeCoCu trigonal pyramid. In the sixteenth O site, O(16) is bonded in a rectangular see-saw-like geometry to one Li(2), one Fe(1), one Co(2), and one Cu(2) atom. is represented by the CIF card [CIF]
data_Li4Fe3Co3(CuO8)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.803
_cell_length_b   5.780
_cell_length_c   9.550
_cell_angle_alpha   90.218
_cell_angle_beta   90.327
_cell_angle_gamma   119.901
_symmetry_Int_Tables_number   1
_cell_volume   277.701
_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  0.324  0.661  0.899  1.0
  Li  Li1  1  0.016  0.008  0.997  1.0
  Li  Li2  1  0.021  0.011  0.495  1.0
  Li  Li3  1  0.654  0.327  0.396  1.0
  Fe  Fe4  1  0.661  0.829  0.214  1.0
  Fe  Fe5  1  0.827  0.662  0.713  1.0
  Fe  Fe6  1  0.830  0.169  0.712  1.0
  Co  Co7  1  0.167  0.829  0.212  1.0
  Co  Co8  1  0.168  0.336  0.213  1.0
  Co  Co9  1  0.339  0.170  0.712  1.0
  Cu  Cu10  1  0.338  0.673  0.487  1.0
  Cu  Cu11  1  0.675  0.335  0.989  1.0
  O  O12  1  0.174  0.846  0.606  1.0
  O  O13  1  0.034  0.518  0.325  1.0
  O  O14  1  0.322  0.659  0.107  1.0
  O  O15  1  0.010  0.004  0.309  1.0
  O  O16  1  0.012  0.008  0.810  1.0
  O  O17  1  0.178  0.332  0.606  1.0
  O  O18  1  0.463  0.960  0.335  1.0
  O  O19  1  0.464  0.505  0.336  1.0
  O  O20  1  0.323  0.160  0.113  1.0
  O  O21  1  0.678  0.842  0.598  1.0
  O  O22  1  0.505  0.469  0.838  1.0
  O  O23  1  0.502  0.034  0.836  1.0
  O  O24  1  0.657  0.330  0.602  1.0
  O  O25  1  0.851  0.678  0.103  1.0
  O  O26  1  0.957  0.476  0.840  1.0
  O  O27  1  0.849  0.169  0.104  1.0
[/CIF]
.
The structure described by Li4Fe3Co3(CuO8)2 is Spinel-derived structured and crystallizes in the triclinic P1 space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(11), one O(12), one O(15), and one O(3) atom to form LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(2)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra, corners with two equivalent Co(3)O6 octahedra, and corners with three equivalent Cu(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 57-63°. In the second Li site, Li(2) is bonded in a rectangular see-saw-like geometry to one O(14), one O(16), one O(5), and one O(9) atom. In the third Li site, Li(3) is bonded in a rectangular see-saw-like geometry to one O(1), one O(10), one O(4), and one O(6) atom. In the fourth Li site, Li(4) is bonded to one O(13), one O(2), one O(7), and one O(8) atom to form LiO4 tetrahedra that share  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, and corners with three equivalent Cu(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 57-65°. There are three inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(14), one O(16), one O(3), one O(4), one O(7), and one O(8) atom to form FeO6 octahedra that share corners with two equivalent Cu(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Cu(1)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 are 54°. In the second Fe site, Fe(2) is bonded to one O(1), one O(10), one O(11), one O(13), one O(15), and one O(5) atom to form FeO6 octahedra that share corners with two equivalent Cu(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Cu(2)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles are 52°. In the third Fe site, Fe(3) is bonded to one O(10), one O(12), one O(13), one O(15), one O(5), and one O(6) atom to form FeO6 octahedra that share corners with two equivalent Cu(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Cu(2)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-53°. There are three inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(14), one O(2), one O(3), one O(4), one O(7), and one O(9) atom to form CoO6 octahedra that share corners with two equivalent Cu(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Cu(1)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, and edges with two equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-52°. In the second Co site, Co(2) is bonded to one O(16), one O(2), one O(3), one O(4), one O(8), and one O(9) atom to form CoO6 octahedra that share corners with two equivalent Cu(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Cu(1)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, and edges with two equivalent Co(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-52°. In the third Co site, Co(3) is bonded to one O(1), one O(11), one O(12), one O(13), one O(5), and one O(6) atom to form CoO6 octahedra that share corners with two equivalent Cu(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Cu(2)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, and edges with two equivalent Fe(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 48-50°. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded to one O(1), one O(10), one O(2), one O(6), one O(7), and one O(8) atom to form CuO6 octahedra that share corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra, corners with two equivalent Co(3)O6 octahedra, corners with three equivalent Li(4)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra, and  an edgeedge with one Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 48-53°. In the second Cu site, Cu(2) is bonded to one O(11), one O(12), one O(14), one O(15), one O(16), and one O(9) atom to form CuO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Fe(3)O6 octahedra, and  an edgeedge with one Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-54°. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one Li(3), one Fe(2), one Co(3), and one Cu(1) atom. In the second O site, O(2) is bonded to one Li(4), one Co(1), one Co(2), and one Cu(1) atom to form distorted OLiCo2Cu tetrahedra that share  a cornercorner with one O(7)LiFeCoCu tetrahedra,  a cornercorner with one O(8)LiFeCoCu tetrahedra, corners with two equivalent O(4)LiFeCo2 tetrahedra, corners with two equivalent O(9)LiCo2Cu trigonal pyramids,  an edgeedge with one O(7)LiFeCoCu tetrahedra,  an edgeedge with one O(8)LiFeCoCu tetrahedra, and  an edgeedge with one O(3)LiFeCo2 trigonal pyramid. In the third O site, O(3) is bonded to one Li(1), one Fe(1), one Co(1), and one Co(2) atom to form distorted OLiFeCo2 trigonal pyramids that share  a cornercorner with one O(15)LiFe2Cu tetrahedra, corners with three equivalent O(4)LiFeCo2 tetrahedra,  a cornercorner with one O(11)LiFeCoCu trigonal pyramid,  a cornercorner with one O(12)LiFeCoCu trigonal pyramid, corners with two equivalent O(9)LiCo2Cu trigonal pyramids,  an edgeedge with one O(2)LiCo2Cu tetrahedra,  an edgeedge with one O(7)LiFeCoCu tetrahedra, and  an edgeedge with one O(8)LiFeCoCu tetrahedra. In the fourth O site, O(4) is bonded to one Li(3), one Fe(1), one Co(1), and one Co(2) atom to form distorted OLiFeCo2 tetrahedra that share corners with two equivalent O(2)LiCo2Cu tetrahedra, corners with two equivalent O(7)LiFeCoCu tetrahedra, corners with two equivalent O(8)LiFeCoCu tetrahedra, corners with three equivalent O(3)LiFeCo2 trigonal pyramids, and  an edgeedge with one O(9)LiCo2Cu trigonal pyramid. In the fifth O site, O(5) is bonded to one Li(2), one Fe(2), one Fe(3), and one Co(3) atom to form distorted OLiFe2Co tetrahedra that share corners with two equivalent O(15)LiFe2Cu tetrahedra,  a cornercorner with one O(9)LiCo2Cu trigonal pyramid, corners with two equivalent O(11)LiFeCoCu trigonal pyramids, and corners with two equivalent O(12)LiFeCoCu trigonal pyramids. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Li(3), one Fe(3), one Co(3), and one Cu(1) atom. In the seventh O site, O(7) is bonded to one Li(4), one Fe(1), one Co(1), and one Cu(1) atom to form distorted OLiFeCoCu tetrahedra that share  a cornercorner with one O(2)LiCo2Cu tetrahedra,  a cornercorner with one O(8)LiFeCoCu tetrahedra, corners with two equivalent O(4)LiFeCo2 tetrahedra,  a cornercorner with one O(9)LiCo2Cu trigonal pyramid,  an edgeedge with one O(2)LiCo2Cu tetrahedra,  an edgeedge with one O(8)LiFeCoCu tetrahedra, and  an edgeedge with one O(3)LiFeCo2 trigonal pyramid. In the eighth O site, O(8) is bonded to one Li(4), one Fe(1), one Co(2), and one Cu(1) atom to form distorted OLiFeCoCu tetrahedra that share  a cornercorner with one O(2)LiCo2Cu tetrahedra,  a cornercorner with one O(7)LiFeCoCu tetrahedra, corners with two equivalent O(4)LiFeCo2 tetrahedra,  a cornercorner with one O(9)LiCo2Cu trigonal pyramid,  an edgeedge with one O(2)LiCo2Cu tetrahedra,  an edgeedge with one O(7)LiFeCoCu tetrahedra, and  an edgeedge with one O(3)LiFeCo2 trigonal pyramid. In the ninth O site, O(9) is bonded to one Li(2), one Co(1), one Co(2), and one Cu(2) atom to form distorted OLiCo2Cu trigonal pyramids that share  a cornercorner with one O(5)LiFe2Co tetrahedra,  a cornercorner with one O(15)LiFe2Cu tetrahedra,  a cornercorner with one O(7)LiFeCoCu tetrahedra,  a cornercorner with one O(8)LiFeCoCu tetrahedra, corners with two equivalent O(2)LiCo2Cu tetrahedra,  a cornercorner with one O(11)LiFeCoCu trigonal pyramid,  a cornercorner with one O(12)LiFeCoCu trigonal pyramid, corners with two equivalent O(3)LiFeCo2 trigonal pyramids, and  an edgeedge with one O(4)LiFeCo2 tetrahedra. In the tenth O site, O(10) is bonded in a rectangular see-saw-like geometry to one Li(3), one Fe(2), one Fe(3), and one Cu(1) atom. In the eleventh O site, O(11) is bonded to one Li(1), one Fe(2), one Co(3), and one Cu(2) atom to form distorted OLiFeCoCu trigonal pyramids that share  a cornercorner with one O(15)LiFe2Cu tetrahedra, corners with two equivalent O(5)LiFe2Co tetrahedra,  a cornercorner with one O(9)LiCo2Cu trigonal pyramid,  a cornercorner with one O(3)LiFeCo2 trigonal pyramid,  a cornercorner with one O(12)LiFeCoCu trigonal pyramid,  an edgeedge with one O(15)LiFe2Cu tetrahedra, and  an edgeedge with one O(12)LiFeCoCu trigonal pyramid. In the twelfth O site, O(12) is bonded to one Li(1), one Fe(3), one Co(3), and one Cu(2) atom to form distorted OLiFeCoCu trigonal pyramids that share  a cornercorner with one O(15)LiFe2Cu tetrahedra, corners with two equivalent O(5)LiFe2Co tetrahedra,  a cornercorner with one O(9)LiCo2Cu trigonal pyramid,  a cornercorner with one O(3)LiFeCo2 trigonal pyramid,  a cornercorner with one O(11)LiFeCoCu trigonal pyramid,  an edgeedge with one O(15)LiFe2Cu tetrahedra, and  an edgeedge with one O(11)LiFeCoCu trigonal pyramid. In the thirteenth O site, O(13) is bonded in a distorted rectangular see-saw-like geometry to one Li(4), one Fe(2), one Fe(3), and one Co(3) atom. In the fourteenth O site, O(14) is bonded in a rectangular see-saw-like geometry to one Li(2), one Fe(1), one Co(1), and one Cu(2) atom. In the fifteenth O site, O(15) is bonded to one Li(1), one Fe(2), one Fe(3), and one Cu(2) atom to form distorted OLiFe2Cu tetrahedra that share corners with two equivalent O(5)LiFe2Co tetrahedra,  a cornercorner with one O(9)LiCo2Cu trigonal pyramid,  a cornercorner with one O(3)LiFeCo2 trigonal pyramid,  a cornercorner with one O(11)LiFeCoCu trigonal pyramid,  a cornercorner with one O(12)LiFeCoCu trigonal pyramid,  an edgeedge with one O(11)LiFeCoCu trigonal pyramid, and  an edgeedge with one O(12)LiFeCoCu trigonal pyramid. In the sixteenth O site, O(16) is bonded in a rectangular see-saw-like geometry to one Li(2), one Fe(1), one Co(2), and one Cu(2) atom. is represented by the CIF card [CIF]
data_Li4Fe3Co3(CuO8)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.803
_cell_length_b   5.780
_cell_length_c   9.550
_cell_angle_alpha   90.218
_cell_angle_beta   90.327
_cell_angle_gamma   119.901
_symmetry_Int_Tables_number   1
_cell_volume   277.701
_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  0.324  0.661  0.899  1.0
  Li  Li1  1  0.016  0.008  0.997  1.0
  Li  Li2  1  0.021  0.011  0.495  1.0
  Li  Li3  1  0.654  0.327  0.396  1.0
  Fe  Fe4  1  0.661  0.829  0.214  1.0
  Fe  Fe5  1  0.827  0.662  0.713  1.0
  Fe  Fe6  1  0.830  0.169  0.712  1.0
  Co  Co7  1  0.167  0.829  0.212  1.0
  Co  Co8  1  0.168  0.336  0.213  1.0
  Co  Co9  1  0.339  0.170  0.712  1.0
  Cu  Cu10  1  0.338  0.673  0.487  1.0
  Cu  Cu11  1  0.675  0.335  0.989  1.0
  O  O12  1  0.174  0.846  0.606  1.0
  O  O13  1  0.034  0.518  0.325  1.0
  O  O14  1  0.322  0.659  0.107  1.0
  O  O15  1  0.010  0.004  0.309  1.0
  O  O16  1  0.012  0.008  0.810  1.0
  O  O17  1  0.178  0.332  0.606  1.0
  O  O18  1  0.463  0.960  0.335  1.0
  O  O19  1  0.464  0.505  0.336  1.0
  O  O20  1  0.323  0.160  0.113  1.0
  O  O21  1  0.678  0.842  0.598  1.0
  O  O22  1  0.505  0.469  0.838  1.0
  O  O23  1  0.502  0.034  0.836  1.0
  O  O24  1  0.657  0.330  0.602  1.0
  O  O25  1  0.851  0.678  0.103  1.0
  O  O26  1  0.957  0.476  0.840  1.0
  O  O27  1  0.849  0.169  0.104  1.0
[/CIF]
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