The material structure described by Li4V2Fe3Cu3O16 is Hausmannite-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 Cu(1)O6 octahedra,  a cornercorner with one Cu(2)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra, corners with two equivalent Cu(3)O6 octahedra, and corners with three equivalent V(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 58-62°. In the second Li site, Li(2) is bonded to one O(14), one O(16), one O(5), and one O(9) 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 Cu(3)O6 octahedra, corners with three equivalent V(2)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Cu(1)O6 octahedra, and  an edgeedge with one Cu(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-67°. In the third Li site, Li(3) is bonded to one O(1), one O(10), one O(4), and one O(6) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Cu(1)O6 octahedra,  a cornercorner with one Cu(2)O6 octahedra, corners with three equivalent V(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Fe(3)O6 octahedra, and  an edgeedge with one Cu(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-69°. 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 Cu(3)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Cu(1)O6 octahedra, corners with two equivalent Cu(2)O6 octahedra, and corners with three equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-63°. There are two inequivalent V sites. In the first V site, V(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 distorted VO6 octahedra that share corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra, corners with two equivalent Cu(3)O6 octahedra, corners with three equivalent Li(3)O4 tetrahedra, corners with three equivalent Li(4)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Cu(1)O6 octahedra, and  an edgeedge with one Cu(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 49-52°. In the second V site, V(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 distorted VO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Cu(1)O6 octahedra, corners with two equivalent Cu(2)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Fe(3)O6 octahedra, and  an edgeedge with one Cu(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 48-53°. 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 V(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one V(1)O6 octahedra, edges with two equivalent Cu(1)O6 octahedra, edges with two equivalent Cu(2)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 48-49°. 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 V(1)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one V(2)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, edges with two equivalent Cu(3)O6 octahedra, and  an edgeedge with one Li(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 49-51°. 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 V(1)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one V(2)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Cu(3)O6 octahedra, and  an edgeedge with one Li(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 49-51°. There are three inequivalent Cu sites. In the first Cu site, Cu(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 CuO6 octahedra that share corners with two equivalent V(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one V(1)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Cu(2)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-53°. In the second Cu site, Cu(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 CuO6 octahedra that share corners with two equivalent V(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one V(1)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Cu(1)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 50-52°. In the third Cu site, Cu(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 CuO6 octahedra that share corners with two equivalent V(1)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one V(2)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, and  an edgeedge with one Li(3)O4 tetrahedra. The corner-sharing octahedral tilt angles are 52°. 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 V(1), one Fe(2), and one Cu(3) atom. In the second O site, O(2) is bonded to one Li(4), one V(1), one Cu(1), and one Cu(2) atom to form distorted OLiVCu2 tetrahedra that share  a cornercorner with one O(7)LiVFeCu tetrahedra, corners with two equivalent O(4)LiFeCu2 tetrahedra,  an edgeedge with one O(7)LiVFeCu tetrahedra, and  an edgeedge with one O(3)LiFeCu2 trigonal pyramid. In the third O site, O(3) is bonded to one Li(1), one Fe(1), one Cu(1), and one Cu(2) atom to form distorted OLiFeCu2 trigonal pyramids that share  a cornercorner with one O(15)LiVFe2 tetrahedra, corners with three equivalent O(4)LiFeCu2 tetrahedra,  an edgeedge with one O(2)LiVCu2 tetrahedra, and  an edgeedge with one O(7)LiVFeCu tetrahedra. In the fourth O site, O(4) is bonded to one Li(3), one Fe(1), one Cu(1), and one Cu(2) atom to form OLiFeCu2 tetrahedra that share corners with two equivalent O(2)LiVCu2 tetrahedra, corners with two equivalent O(7)LiVFeCu tetrahedra, and corners with three equivalent O(3)LiFeCu2 trigonal pyramids. In the fifth O site, O(5) is bonded to one Li(2), one Fe(2), one Fe(3), and one Cu(3) atom to form corner-sharing OLiFe2Cu tetrahedra. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Li(3), one V(1), one Fe(3), and one Cu(3) atom. In the seventh O site, O(7) is bonded to one Li(4), one V(1), one Fe(1), and one Cu(1) atom to form distorted OLiVFeCu tetrahedra that share  a cornercorner with one O(2)LiVCu2 tetrahedra, corners with two equivalent O(4)LiFeCu2 tetrahedra,  an edgeedge with one O(2)LiVCu2 tetrahedra, and  an edgeedge with one O(3)LiFeCu2 trigonal pyramid. In the eighth O site, O(8) is bonded in a distorted rectangular see-saw-like geometry to one Li(4), one V(1), one Fe(1), and one Cu(2) atom. In the ninth O site, O(9) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one V(2), one Cu(1), and one Cu(2) atom. In the tenth O site, O(10) is bonded in a rectangular see-saw-like geometry to one Li(3), one V(1), one Fe(2), and one Fe(3) atom. In the eleventh O site, O(11) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one V(2), one Fe(2), and one Cu(3) atom. In the twelfth O site, O(12) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one V(2), one Fe(3), and one Cu(3) atom. In the thirteenth O site, O(13) is bonded in a rectangular see-saw-like geometry to one Li(4), one Fe(2), one Fe(3), and one Cu(3) atom. In the fourteenth O site, O(14) is bonded in a rectangular see-saw-like geometry to one Li(2), one V(2), one Fe(1), and one Cu(1) atom. In the fifteenth O site, O(15) is bonded to one Li(1), one V(2), one Fe(2), and one Fe(3) atom to form distorted OLiVFe2 tetrahedra that share corners with two equivalent O(5)LiFe2Cu tetrahedra and  a cornercorner with one O(3)LiFeCu2 trigonal pyramid. In the sixteenth O site, O(16) is bonded in a rectangular see-saw-like geometry to one Li(2), one V(2), one Fe(1), and one Cu(2) atom. is represented by the CIF file [CIF]
data_Li4V2Fe3Cu3O16
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.905
_cell_length_b   5.908
_cell_length_c   9.539
_cell_angle_alpha   90.249
_cell_angle_beta   89.927
_cell_angle_gamma   119.790
_symmetry_Int_Tables_number   1
_cell_volume   288.776
_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  0.323  0.662  0.903  1.0
  Li  Li1  1  0.004  0.002  0.992  1.0
  Li  Li2  1  0.012  0.006  0.488  1.0
  Li  Li3  1  0.658  0.327  0.403  1.0
  V  V4  1  0.332  0.665  0.498  1.0
  V  V5  1  0.666  0.332  0.997  1.0
  Fe  Fe6  1  0.655  0.828  0.221  1.0
  Fe  Fe7  1  0.825  0.655  0.719  1.0
  Fe  Fe8  1  0.825  0.170  0.719  1.0
  Cu  Cu9  1  0.173  0.830  0.212  1.0
  Cu  Cu10  1  0.176  0.345  0.215  1.0
  Cu  Cu11  1  0.347  0.175  0.715  1.0
  O  O12  1  0.170  0.820  0.587  1.0
  O  O13  1  0.047  0.519  0.350  1.0
  O  O14  1  0.326  0.667  0.111  1.0
  O  O15  1  0.012  0.002  0.295  1.0
  O  O16  1  0.006  0.003  0.800  1.0
  O  O17  1  0.171  0.350  0.587  1.0
  O  O18  1  0.484  0.959  0.350  1.0
  O  O19  1  0.482  0.522  0.349  1.0
  O  O20  1  0.351  0.180  0.084  1.0
  O  O21  1  0.655  0.827  0.587  1.0
  O  O22  1  0.519  0.481  0.848  1.0
  O  O23  1  0.519  0.040  0.848  1.0
  O  O24  1  0.669  0.335  0.606  1.0
  O  O25  1  0.818  0.653  0.087  1.0
  O  O26  1  0.958  0.479  0.849  1.0
  O  O27  1  0.817  0.168  0.087  1.0
[/CIF]
.
The material structure described by Li4V2Fe3Cu3O16 is Hausmannite-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 Cu(1)O6 octahedra,  a cornercorner with one Cu(2)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra, corners with two equivalent Cu(3)O6 octahedra, and corners with three equivalent V(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 58-62°. In the second Li site, Li(2) is bonded to one O(14), one O(16), one O(5), and one O(9) 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 Cu(3)O6 octahedra, corners with three equivalent V(2)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Cu(1)O6 octahedra, and  an edgeedge with one Cu(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-67°. In the third Li site, Li(3) is bonded to one O(1), one O(10), one O(4), and one O(6) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Cu(1)O6 octahedra,  a cornercorner with one Cu(2)O6 octahedra, corners with three equivalent V(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Fe(3)O6 octahedra, and  an edgeedge with one Cu(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-69°. 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 Cu(3)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Cu(1)O6 octahedra, corners with two equivalent Cu(2)O6 octahedra, and corners with three equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-63°. There are two inequivalent V sites. In the first V site, V(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 distorted VO6 octahedra that share corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra, corners with two equivalent Cu(3)O6 octahedra, corners with three equivalent Li(3)O4 tetrahedra, corners with three equivalent Li(4)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Cu(1)O6 octahedra, and  an edgeedge with one Cu(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 49-52°. In the second V site, V(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 distorted VO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Cu(1)O6 octahedra, corners with two equivalent Cu(2)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Fe(3)O6 octahedra, and  an edgeedge with one Cu(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 48-53°. 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 V(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one V(1)O6 octahedra, edges with two equivalent Cu(1)O6 octahedra, edges with two equivalent Cu(2)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 48-49°. 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 V(1)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one V(2)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, edges with two equivalent Cu(3)O6 octahedra, and  an edgeedge with one Li(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 49-51°. 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 V(1)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one V(2)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Cu(3)O6 octahedra, and  an edgeedge with one Li(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 49-51°. There are three inequivalent Cu sites. In the first Cu site, Cu(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 CuO6 octahedra that share corners with two equivalent V(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one V(1)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Cu(2)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-53°. In the second Cu site, Cu(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 CuO6 octahedra that share corners with two equivalent V(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one V(1)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Cu(1)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 50-52°. In the third Cu site, Cu(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 CuO6 octahedra that share corners with two equivalent V(1)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one V(2)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, and  an edgeedge with one Li(3)O4 tetrahedra. The corner-sharing octahedral tilt angles are 52°. 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 V(1), one Fe(2), and one Cu(3) atom. In the second O site, O(2) is bonded to one Li(4), one V(1), one Cu(1), and one Cu(2) atom to form distorted OLiVCu2 tetrahedra that share  a cornercorner with one O(7)LiVFeCu tetrahedra, corners with two equivalent O(4)LiFeCu2 tetrahedra,  an edgeedge with one O(7)LiVFeCu tetrahedra, and  an edgeedge with one O(3)LiFeCu2 trigonal pyramid. In the third O site, O(3) is bonded to one Li(1), one Fe(1), one Cu(1), and one Cu(2) atom to form distorted OLiFeCu2 trigonal pyramids that share  a cornercorner with one O(15)LiVFe2 tetrahedra, corners with three equivalent O(4)LiFeCu2 tetrahedra,  an edgeedge with one O(2)LiVCu2 tetrahedra, and  an edgeedge with one O(7)LiVFeCu tetrahedra. In the fourth O site, O(4) is bonded to one Li(3), one Fe(1), one Cu(1), and one Cu(2) atom to form OLiFeCu2 tetrahedra that share corners with two equivalent O(2)LiVCu2 tetrahedra, corners with two equivalent O(7)LiVFeCu tetrahedra, and corners with three equivalent O(3)LiFeCu2 trigonal pyramids. In the fifth O site, O(5) is bonded to one Li(2), one Fe(2), one Fe(3), and one Cu(3) atom to form corner-sharing OLiFe2Cu tetrahedra. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Li(3), one V(1), one Fe(3), and one Cu(3) atom. In the seventh O site, O(7) is bonded to one Li(4), one V(1), one Fe(1), and one Cu(1) atom to form distorted OLiVFeCu tetrahedra that share  a cornercorner with one O(2)LiVCu2 tetrahedra, corners with two equivalent O(4)LiFeCu2 tetrahedra,  an edgeedge with one O(2)LiVCu2 tetrahedra, and  an edgeedge with one O(3)LiFeCu2 trigonal pyramid. In the eighth O site, O(8) is bonded in a distorted rectangular see-saw-like geometry to one Li(4), one V(1), one Fe(1), and one Cu(2) atom. In the ninth O site, O(9) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one V(2), one Cu(1), and one Cu(2) atom. In the tenth O site, O(10) is bonded in a rectangular see-saw-like geometry to one Li(3), one V(1), one Fe(2), and one Fe(3) atom. In the eleventh O site, O(11) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one V(2), one Fe(2), and one Cu(3) atom. In the twelfth O site, O(12) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one V(2), one Fe(3), and one Cu(3) atom. In the thirteenth O site, O(13) is bonded in a rectangular see-saw-like geometry to one Li(4), one Fe(2), one Fe(3), and one Cu(3) atom. In the fourteenth O site, O(14) is bonded in a rectangular see-saw-like geometry to one Li(2), one V(2), one Fe(1), and one Cu(1) atom. In the fifteenth O site, O(15) is bonded to one Li(1), one V(2), one Fe(2), and one Fe(3) atom to form distorted OLiVFe2 tetrahedra that share corners with two equivalent O(5)LiFe2Cu tetrahedra and  a cornercorner with one O(3)LiFeCu2 trigonal pyramid. In the sixteenth O site, O(16) is bonded in a rectangular see-saw-like geometry to one Li(2), one V(2), one Fe(1), and one Cu(2) atom. is represented by the CIF file [CIF]
data_Li4V2Fe3Cu3O16
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.905
_cell_length_b   5.908
_cell_length_c   9.539
_cell_angle_alpha   90.249
_cell_angle_beta   89.927
_cell_angle_gamma   119.790
_symmetry_Int_Tables_number   1
_cell_volume   288.776
_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  0.323  0.662  0.903  1.0
  Li  Li1  1  0.004  0.002  0.992  1.0
  Li  Li2  1  0.012  0.006  0.488  1.0
  Li  Li3  1  0.658  0.327  0.403  1.0
  V  V4  1  0.332  0.665  0.498  1.0
  V  V5  1  0.666  0.332  0.997  1.0
  Fe  Fe6  1  0.655  0.828  0.221  1.0
  Fe  Fe7  1  0.825  0.655  0.719  1.0
  Fe  Fe8  1  0.825  0.170  0.719  1.0
  Cu  Cu9  1  0.173  0.830  0.212  1.0
  Cu  Cu10  1  0.176  0.345  0.215  1.0
  Cu  Cu11  1  0.347  0.175  0.715  1.0
  O  O12  1  0.170  0.820  0.587  1.0
  O  O13  1  0.047  0.519  0.350  1.0
  O  O14  1  0.326  0.667  0.111  1.0
  O  O15  1  0.012  0.002  0.295  1.0
  O  O16  1  0.006  0.003  0.800  1.0
  O  O17  1  0.171  0.350  0.587  1.0
  O  O18  1  0.484  0.959  0.350  1.0
  O  O19  1  0.482  0.522  0.349  1.0
  O  O20  1  0.351  0.180  0.084  1.0
  O  O21  1  0.655  0.827  0.587  1.0
  O  O22  1  0.519  0.481  0.848  1.0
  O  O23  1  0.519  0.040  0.848  1.0
  O  O24  1  0.669  0.335  0.606  1.0
  O  O25  1  0.818  0.653  0.087  1.0
  O  O26  1  0.958  0.479  0.849  1.0
  O  O27  1  0.817  0.168  0.087  1.0
[/CIF]
.