The material described by Li4Ti3Cr3(FeO8)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 Ti(2)O6 octahedra,  a cornercorner with one Ti(3)O6 octahedra,  a cornercorner with one Cr(1)O6 octahedra, corners with two equivalent Ti(1)O6 octahedra, corners with two equivalent Cr(2)O6 octahedra, corners with two equivalent Cr(3)O6 octahedra, and corners with three equivalent Fe(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-63°. In the second Li site, Li(2) is bonded in a distorted 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 to one O(1), one O(10), one O(4), and one O(6) atom to form distorted LiO4 trigonal pyramids that share  a cornercorner with one Ti(2)O6 octahedra,  a cornercorner with one Ti(3)O6 octahedra,  a cornercorner with one Cr(1)O6 octahedra, corners with three equivalent Fe(1)O6 octahedra,  an edgeedge with one Ti(1)O6 octahedra,  an edgeedge with one Cr(2)O6 octahedra, and  an edgeedge with one Cr(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 61-63°. 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 Ti(1)O6 octahedra,  a cornercorner with one Cr(2)O6 octahedra,  a cornercorner with one Cr(3)O6 octahedra, corners with two equivalent Ti(2)O6 octahedra, corners with two equivalent Ti(3)O6 octahedra, corners with two equivalent Cr(1)O6 octahedra, and corners with three equivalent Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-62°. There are three inequivalent Ti sites. In the first Ti site, Ti(1) 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 TiO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra, edges with two equivalent Cr(2)O6 octahedra, edges with two equivalent Cr(3)O6 octahedra, and  an edgeedge with one Li(3)O4 trigonal pyramid. The corner-sharing octahedral tilt angles range from 52-53°. In the second Ti site, Ti(2) 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 TiO6 octahedra that share corners with two equivalent Fe(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  a cornercorner with one Li(3)O4 trigonal pyramid,  an edgeedge with one Fe(1)O6 octahedra, edges with two equivalent Ti(3)O6 octahedra, and edges with two equivalent Cr(1)O6 octahedra. The corner-sharing octahedral tilt angles are 51°. In the third Ti site, Ti(3) 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 TiO6 octahedra that share corners with two equivalent Fe(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  a cornercorner with one Li(3)O4 trigonal pyramid,  an edgeedge with one Fe(1)O6 octahedra, edges with two equivalent Ti(2)O6 octahedra, and edges with two equivalent Cr(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-52°. There are three inequivalent Cr sites. In the first Cr site, Cr(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 CrO6 octahedra that share corners with two equivalent Fe(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  a cornercorner with one Li(3)O4 trigonal pyramid,  an edgeedge with one Fe(1)O6 octahedra, edges with two equivalent Ti(2)O6 octahedra, and edges with two equivalent Ti(3)O6 octahedra. The corner-sharing octahedral tilt angles are 53°. In the second Cr site, Cr(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 CrO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, edges with two equivalent Cr(3)O6 octahedra, and  an edgeedge with one Li(3)O4 trigonal pyramid. The corner-sharing octahedral tilt angles range from 53-54°. In the third Cr site, Cr(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 CrO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, edges with two equivalent Cr(2)O6 octahedra, and  an edgeedge with one Li(3)O4 trigonal pyramid. The corner-sharing octahedral tilt angles range from 50-51°. There are two inequivalent Fe sites. In the first Fe site, Fe(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 FeO6 octahedra that share corners with two equivalent Ti(1)O6 octahedra, corners with two equivalent Cr(2)O6 octahedra, corners with two equivalent Cr(3)O6 octahedra, corners with three equivalent Li(4)O4 tetrahedra, corners with three equivalent Li(3)O4 trigonal pyramids,  an edgeedge with one Ti(2)O6 octahedra,  an edgeedge with one Ti(3)O6 octahedra, and  an edgeedge with one Cr(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-54°. In the second Fe site, Fe(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 FeO6 octahedra that share corners with two equivalent Ti(2)O6 octahedra, corners with two equivalent Ti(3)O6 octahedra, corners with two equivalent Cr(1)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra,  an edgeedge with one Ti(1)O6 octahedra,  an edgeedge with one Cr(2)O6 octahedra, and  an edgeedge with one Cr(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-53°. 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 Ti(1), one Cr(2), and one Fe(1) atom. In the second O site, O(2) is bonded to one Li(4), one Ti(2), one Ti(3), and one Fe(1) atom to form distorted OLiTi2Fe tetrahedra that share  a cornercorner with one O(7)LiTiCrFe tetrahedra,  a cornercorner with one O(8)LiTiCrFe tetrahedra, corners with two equivalent O(4)LiTi2Cr tetrahedra,  an edgeedge with one O(7)LiTiCrFe tetrahedra, and  an edgeedge with one O(8)LiTiCrFe tetrahedra. In the third O site, O(3) is bonded in a rectangular see-saw-like geometry to one Li(1), one Ti(2), one Ti(3), and one Cr(1) atom. In the fourth O site, O(4) is bonded to one Li(3), one Ti(2), one Ti(3), and one Cr(1) atom to form distorted OLiTi2Cr tetrahedra that share corners with two equivalent O(2)LiTi2Fe tetrahedra, corners with two equivalent O(7)LiTiCrFe tetrahedra, and corners with two equivalent O(8)LiTiCrFe tetrahedra. In the fifth O site, O(5) is bonded to one Li(2), one Ti(1), one Cr(2), and one Cr(3) atom to form distorted OLiTiCr2 tetrahedra that share corners with two equivalent O(15)LiCr2Fe tetrahedra and corners with two equivalent O(12)LiTiCrFe tetrahedra. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Li(3), one Ti(1), one Cr(3), and one Fe(1) atom. In the seventh O site, O(7) is bonded to one Li(4), one Ti(2), one Cr(1), and one Fe(1) atom to form distorted OLiTiCrFe tetrahedra that share  a cornercorner with one O(2)LiTi2Fe tetrahedra,  a cornercorner with one O(8)LiTiCrFe tetrahedra, corners with two equivalent O(4)LiTi2Cr tetrahedra,  an edgeedge with one O(2)LiTi2Fe tetrahedra, and  an edgeedge with one O(8)LiTiCrFe tetrahedra. In the eighth O site, O(8) is bonded to one Li(4), one Ti(3), one Cr(1), and one Fe(1) atom to form distorted OLiTiCrFe tetrahedra that share  a cornercorner with one O(2)LiTi2Fe tetrahedra,  a cornercorner with one O(7)LiTiCrFe tetrahedra, corners with two equivalent O(4)LiTi2Cr tetrahedra,  an edgeedge with one O(2)LiTi2Fe tetrahedra, and  an edgeedge with one O(7)LiTiCrFe tetrahedra. In the ninth O site, O(9) is bonded in a rectangular see-saw-like geometry to one Li(2), one Ti(2), one Ti(3), and one Fe(2) atom. In the tenth O site, O(10) is bonded in a distorted rectangular see-saw-like geometry to one Li(3), one Cr(2), one Cr(3), and one Fe(1) atom. In the eleventh O site, O(11) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Ti(1), one Cr(2), and one Fe(2) atom. In the twelfth O site, O(12) is bonded to one Li(1), one Ti(1), one Cr(3), and one Fe(2) atom to form distorted OLiTiCrFe tetrahedra that share  a cornercorner with one O(15)LiCr2Fe tetrahedra, corners with two equivalent O(5)LiTiCr2 tetrahedra, and  an edgeedge with one O(15)LiCr2Fe tetrahedra. In the thirteenth O site, O(13) is bonded in a rectangular see-saw-like geometry to one Li(4), one Ti(1), one Cr(2), and one Cr(3) atom. In the fourteenth O site, O(14) is bonded in a rectangular see-saw-like geometry to one Li(2), one Ti(2), one Cr(1), and one Fe(2) atom. In the fifteenth O site, O(15) is bonded to one Li(1), one Cr(2), one Cr(3), and one Fe(2) atom to form distorted OLiCr2Fe tetrahedra that share  a cornercorner with one O(12)LiTiCrFe tetrahedra, corners with two equivalent O(5)LiTiCr2 tetrahedra, and  an edgeedge with one O(12)LiTiCrFe tetrahedra. In the sixteenth O site, O(16) is bonded in a rectangular see-saw-like geometry to one Li(2), one Ti(3), one Cr(1), and one Fe(2) atom. is represented by the CIF card [CIF]
data_Li4Ti3Cr3(FeO8)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.912
_cell_length_b   5.916
_cell_length_c   9.599
_cell_angle_alpha   89.969
_cell_angle_beta   90.353
_cell_angle_gamma   119.835
_symmetry_Int_Tables_number   1
_cell_volume   291.257
_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  0.663  0.329  0.893  1.0
  Li  Li1  1  0.998  0.004  0.995  1.0
  Li  Li2  1  1.000  0.999  0.497  1.0
  Li  Li3  1  0.333  0.668  0.396  1.0
  Ti  Ti4  1  0.166  0.820  0.720  1.0
  Ti  Ti5  1  0.833  0.661  0.215  1.0
  Ti  Ti6  1  0.340  0.168  0.216  1.0
  Cr  Cr7  1  0.830  0.171  0.213  1.0
  Cr  Cr8  1  0.660  0.831  0.714  1.0
  Cr  Cr9  1  0.172  0.334  0.710  1.0
  Fe  Fe10  1  0.673  0.340  0.491  1.0
  Fe  Fe11  1  0.337  0.662  0.991  1.0
  O  O12  1  0.842  0.674  0.600  1.0
  O  O13  1  0.519  0.484  0.334  1.0
  O  O14  1  0.661  0.338  0.103  1.0
  O  O15  1  0.003  1.000  0.311  1.0
  O  O16  1  0.005  1.000  0.809  1.0
  O  O17  1  0.328  0.171  0.604  1.0
  O  O18  1  0.962  0.488  0.338  1.0
  O  O19  1  0.514  0.041  0.339  1.0
  O  O20  1  0.164  0.835  0.103  1.0
  O  O21  1  0.849  0.174  0.604  1.0
  O  O22  1  0.474  0.959  0.840  1.0
  O  O23  1  0.035  0.513  0.835  1.0
  O  O24  1  0.327  0.668  0.604  1.0
  O  O25  1  0.675  0.831  0.100  1.0
  O  O26  1  0.469  0.510  0.833  1.0
  O  O27  1  0.169  0.326  0.101  1.0
[/CIF]
.
The material described by Li4Ti3Cr3(FeO8)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 Ti(2)O6 octahedra,  a cornercorner with one Ti(3)O6 octahedra,  a cornercorner with one Cr(1)O6 octahedra, corners with two equivalent Ti(1)O6 octahedra, corners with two equivalent Cr(2)O6 octahedra, corners with two equivalent Cr(3)O6 octahedra, and corners with three equivalent Fe(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-63°. In the second Li site, Li(2) is bonded in a distorted 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 to one O(1), one O(10), one O(4), and one O(6) atom to form distorted LiO4 trigonal pyramids that share  a cornercorner with one Ti(2)O6 octahedra,  a cornercorner with one Ti(3)O6 octahedra,  a cornercorner with one Cr(1)O6 octahedra, corners with three equivalent Fe(1)O6 octahedra,  an edgeedge with one Ti(1)O6 octahedra,  an edgeedge with one Cr(2)O6 octahedra, and  an edgeedge with one Cr(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 61-63°. 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 Ti(1)O6 octahedra,  a cornercorner with one Cr(2)O6 octahedra,  a cornercorner with one Cr(3)O6 octahedra, corners with two equivalent Ti(2)O6 octahedra, corners with two equivalent Ti(3)O6 octahedra, corners with two equivalent Cr(1)O6 octahedra, and corners with three equivalent Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-62°. There are three inequivalent Ti sites. In the first Ti site, Ti(1) 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 TiO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra, edges with two equivalent Cr(2)O6 octahedra, edges with two equivalent Cr(3)O6 octahedra, and  an edgeedge with one Li(3)O4 trigonal pyramid. The corner-sharing octahedral tilt angles range from 52-53°. In the second Ti site, Ti(2) 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 TiO6 octahedra that share corners with two equivalent Fe(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  a cornercorner with one Li(3)O4 trigonal pyramid,  an edgeedge with one Fe(1)O6 octahedra, edges with two equivalent Ti(3)O6 octahedra, and edges with two equivalent Cr(1)O6 octahedra. The corner-sharing octahedral tilt angles are 51°. In the third Ti site, Ti(3) 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 TiO6 octahedra that share corners with two equivalent Fe(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  a cornercorner with one Li(3)O4 trigonal pyramid,  an edgeedge with one Fe(1)O6 octahedra, edges with two equivalent Ti(2)O6 octahedra, and edges with two equivalent Cr(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-52°. There are three inequivalent Cr sites. In the first Cr site, Cr(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 CrO6 octahedra that share corners with two equivalent Fe(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  a cornercorner with one Li(3)O4 trigonal pyramid,  an edgeedge with one Fe(1)O6 octahedra, edges with two equivalent Ti(2)O6 octahedra, and edges with two equivalent Ti(3)O6 octahedra. The corner-sharing octahedral tilt angles are 53°. In the second Cr site, Cr(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 CrO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, edges with two equivalent Cr(3)O6 octahedra, and  an edgeedge with one Li(3)O4 trigonal pyramid. The corner-sharing octahedral tilt angles range from 53-54°. In the third Cr site, Cr(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 CrO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, edges with two equivalent Cr(2)O6 octahedra, and  an edgeedge with one Li(3)O4 trigonal pyramid. The corner-sharing octahedral tilt angles range from 50-51°. There are two inequivalent Fe sites. In the first Fe site, Fe(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 FeO6 octahedra that share corners with two equivalent Ti(1)O6 octahedra, corners with two equivalent Cr(2)O6 octahedra, corners with two equivalent Cr(3)O6 octahedra, corners with three equivalent Li(4)O4 tetrahedra, corners with three equivalent Li(3)O4 trigonal pyramids,  an edgeedge with one Ti(2)O6 octahedra,  an edgeedge with one Ti(3)O6 octahedra, and  an edgeedge with one Cr(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-54°. In the second Fe site, Fe(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 FeO6 octahedra that share corners with two equivalent Ti(2)O6 octahedra, corners with two equivalent Ti(3)O6 octahedra, corners with two equivalent Cr(1)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra,  an edgeedge with one Ti(1)O6 octahedra,  an edgeedge with one Cr(2)O6 octahedra, and  an edgeedge with one Cr(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-53°. 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 Ti(1), one Cr(2), and one Fe(1) atom. In the second O site, O(2) is bonded to one Li(4), one Ti(2), one Ti(3), and one Fe(1) atom to form distorted OLiTi2Fe tetrahedra that share  a cornercorner with one O(7)LiTiCrFe tetrahedra,  a cornercorner with one O(8)LiTiCrFe tetrahedra, corners with two equivalent O(4)LiTi2Cr tetrahedra,  an edgeedge with one O(7)LiTiCrFe tetrahedra, and  an edgeedge with one O(8)LiTiCrFe tetrahedra. In the third O site, O(3) is bonded in a rectangular see-saw-like geometry to one Li(1), one Ti(2), one Ti(3), and one Cr(1) atom. In the fourth O site, O(4) is bonded to one Li(3), one Ti(2), one Ti(3), and one Cr(1) atom to form distorted OLiTi2Cr tetrahedra that share corners with two equivalent O(2)LiTi2Fe tetrahedra, corners with two equivalent O(7)LiTiCrFe tetrahedra, and corners with two equivalent O(8)LiTiCrFe tetrahedra. In the fifth O site, O(5) is bonded to one Li(2), one Ti(1), one Cr(2), and one Cr(3) atom to form distorted OLiTiCr2 tetrahedra that share corners with two equivalent O(15)LiCr2Fe tetrahedra and corners with two equivalent O(12)LiTiCrFe tetrahedra. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Li(3), one Ti(1), one Cr(3), and one Fe(1) atom. In the seventh O site, O(7) is bonded to one Li(4), one Ti(2), one Cr(1), and one Fe(1) atom to form distorted OLiTiCrFe tetrahedra that share  a cornercorner with one O(2)LiTi2Fe tetrahedra,  a cornercorner with one O(8)LiTiCrFe tetrahedra, corners with two equivalent O(4)LiTi2Cr tetrahedra,  an edgeedge with one O(2)LiTi2Fe tetrahedra, and  an edgeedge with one O(8)LiTiCrFe tetrahedra. In the eighth O site, O(8) is bonded to one Li(4), one Ti(3), one Cr(1), and one Fe(1) atom to form distorted OLiTiCrFe tetrahedra that share  a cornercorner with one O(2)LiTi2Fe tetrahedra,  a cornercorner with one O(7)LiTiCrFe tetrahedra, corners with two equivalent O(4)LiTi2Cr tetrahedra,  an edgeedge with one O(2)LiTi2Fe tetrahedra, and  an edgeedge with one O(7)LiTiCrFe tetrahedra. In the ninth O site, O(9) is bonded in a rectangular see-saw-like geometry to one Li(2), one Ti(2), one Ti(3), and one Fe(2) atom. In the tenth O site, O(10) is bonded in a distorted rectangular see-saw-like geometry to one Li(3), one Cr(2), one Cr(3), and one Fe(1) atom. In the eleventh O site, O(11) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Ti(1), one Cr(2), and one Fe(2) atom. In the twelfth O site, O(12) is bonded to one Li(1), one Ti(1), one Cr(3), and one Fe(2) atom to form distorted OLiTiCrFe tetrahedra that share  a cornercorner with one O(15)LiCr2Fe tetrahedra, corners with two equivalent O(5)LiTiCr2 tetrahedra, and  an edgeedge with one O(15)LiCr2Fe tetrahedra. In the thirteenth O site, O(13) is bonded in a rectangular see-saw-like geometry to one Li(4), one Ti(1), one Cr(2), and one Cr(3) atom. In the fourteenth O site, O(14) is bonded in a rectangular see-saw-like geometry to one Li(2), one Ti(2), one Cr(1), and one Fe(2) atom. In the fifteenth O site, O(15) is bonded to one Li(1), one Cr(2), one Cr(3), and one Fe(2) atom to form distorted OLiCr2Fe tetrahedra that share  a cornercorner with one O(12)LiTiCrFe tetrahedra, corners with two equivalent O(5)LiTiCr2 tetrahedra, and  an edgeedge with one O(12)LiTiCrFe tetrahedra. In the sixteenth O site, O(16) is bonded in a rectangular see-saw-like geometry to one Li(2), one Ti(3), one Cr(1), and one Fe(2) atom. is represented by the CIF card [CIF]
data_Li4Ti3Cr3(FeO8)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.912
_cell_length_b   5.916
_cell_length_c   9.599
_cell_angle_alpha   89.969
_cell_angle_beta   90.353
_cell_angle_gamma   119.835
_symmetry_Int_Tables_number   1
_cell_volume   291.257
_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  0.663  0.329  0.893  1.0
  Li  Li1  1  0.998  0.004  0.995  1.0
  Li  Li2  1  1.000  0.999  0.497  1.0
  Li  Li3  1  0.333  0.668  0.396  1.0
  Ti  Ti4  1  0.166  0.820  0.720  1.0
  Ti  Ti5  1  0.833  0.661  0.215  1.0
  Ti  Ti6  1  0.340  0.168  0.216  1.0
  Cr  Cr7  1  0.830  0.171  0.213  1.0
  Cr  Cr8  1  0.660  0.831  0.714  1.0
  Cr  Cr9  1  0.172  0.334  0.710  1.0
  Fe  Fe10  1  0.673  0.340  0.491  1.0
  Fe  Fe11  1  0.337  0.662  0.991  1.0
  O  O12  1  0.842  0.674  0.600  1.0
  O  O13  1  0.519  0.484  0.334  1.0
  O  O14  1  0.661  0.338  0.103  1.0
  O  O15  1  0.003  1.000  0.311  1.0
  O  O16  1  0.005  1.000  0.809  1.0
  O  O17  1  0.328  0.171  0.604  1.0
  O  O18  1  0.962  0.488  0.338  1.0
  O  O19  1  0.514  0.041  0.339  1.0
  O  O20  1  0.164  0.835  0.103  1.0
  O  O21  1  0.849  0.174  0.604  1.0
  O  O22  1  0.474  0.959  0.840  1.0
  O  O23  1  0.035  0.513  0.835  1.0
  O  O24  1  0.327  0.668  0.604  1.0
  O  O25  1  0.675  0.831  0.100  1.0
  O  O26  1  0.469  0.510  0.833  1.0
  O  O27  1  0.169  0.326  0.101  1.0
[/CIF]
.