The compound described by Li2WFe3O8 is Spinel-derived structured and crystallizes in the monoclinic Cc space group. There are two inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(2), one O(3), one O(6), and one O(7) atom to form LiO4 tetrahedra that share corners with three equivalent W(1)O6 octahedra, corners with three equivalent Fe(1)O6 octahedra, corners with three equivalent Fe(2)O6 octahedra, and corners with three equivalent Fe(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 55-67°. In the second Li site, Li(2) is bonded to one O(1), one O(4), one O(5), and one O(8) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(3)O6 octahedra, corners with three equivalent W(1)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra, and  an edgeedge with one Fe(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-69°. W(1) is bonded to one O(1), one O(2), one O(5), one O(6), one O(7), and one O(8) atom to form WO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra, and  an edgeedge with one Fe(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 47-55°. There are three inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(6), and one O(8) atom to form FeO6 octahedra that share corners with two equivalent W(1)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra, corners with three equivalent Li(1)O4 tetrahedra,  an edgeedge with one W(1)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-55°. In the second Fe site, Fe(2) is bonded to one O(2), one O(3), one O(4), one O(5), one O(7), and one O(8) atom to form FeO6 octahedra that share corners with two equivalent W(1)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra, corners with three equivalent Li(1)O4 tetrahedra,  an edgeedge with one W(1)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 47-50°. In the third Fe site, Fe(3) is bonded to one O(1), one O(3), one O(4), one O(5), one O(6), and one O(7) atom to form FeO6 octahedra that share corners with two equivalent W(1)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra, corners with three equivalent Li(1)O4 tetrahedra,  an edgeedge with one W(1)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 47-48°. There are eight inequivalent O sites. In the first O site, O(8) is bonded in a rectangular see-saw-like geometry to one Li(2), one W(1), one Fe(1), and one Fe(2) atom. In the second O site, O(1) is bonded in a rectangular see-saw-like geometry to one Li(2), one W(1), one Fe(1), and one Fe(3) atom. In the third O site, O(2) is bonded to one Li(1), one W(1), one Fe(1), and one Fe(2) atom to form distorted OLiFe2W trigonal pyramids that share corners with two equivalent O(4)LiFe3 tetrahedra,  a cornercorner with one O(6)LiFe2W trigonal pyramid,  a cornercorner with one O(7)LiFe2W trigonal pyramid,  a cornercorner with one O(3)LiFe3 trigonal pyramid,  an edgeedge with one O(6)LiFe2W trigonal pyramid,  an edgeedge with one O(7)LiFe2W trigonal pyramid, and  an edgeedge with one O(3)LiFe3 trigonal pyramid. In the fourth O site, O(3) is bonded to one Li(1), one Fe(1), one Fe(2), and one Fe(3) atom to form distorted OLiFe3 trigonal pyramids that share corners with three equivalent O(4)LiFe3 tetrahedra,  a cornercorner with one O(2)LiFe2W trigonal pyramid,  a cornercorner with one O(6)LiFe2W trigonal pyramid,  a cornercorner with one O(7)LiFe2W trigonal pyramid,  an edgeedge with one O(2)LiFe2W trigonal pyramid,  an edgeedge with one O(6)LiFe2W trigonal pyramid, and  an edgeedge with one O(7)LiFe2W trigonal pyramid. In the fifth O site, O(4) is bonded to one Li(2), one Fe(1), one Fe(2), and one Fe(3) atom to form OLiFe3 tetrahedra that share corners with two equivalent O(2)LiFe2W trigonal pyramids, corners with two equivalent O(6)LiFe2W trigonal pyramids, corners with two equivalent O(7)LiFe2W trigonal pyramids, and corners with three equivalent O(3)LiFe3 trigonal pyramids. In the sixth O site, O(5) is bonded in a rectangular see-saw-like geometry to one Li(2), one W(1), one Fe(2), and one Fe(3) atom. In the seventh O site, O(6) is bonded to one Li(1), one W(1), one Fe(1), and one Fe(3) atom to form distorted OLiFe2W trigonal pyramids that share corners with two equivalent O(4)LiFe3 tetrahedra,  a cornercorner with one O(2)LiFe2W trigonal pyramid,  a cornercorner with one O(7)LiFe2W trigonal pyramid,  a cornercorner with one O(3)LiFe3 trigonal pyramid,  an edgeedge with one O(2)LiFe2W trigonal pyramid,  an edgeedge with one O(7)LiFe2W trigonal pyramid, and  an edgeedge with one O(3)LiFe3 trigonal pyramid. In the eighth O site, O(7) is bonded to one Li(1), one W(1), one Fe(2), and one Fe(3) atom to form distorted OLiFe2W trigonal pyramids that share corners with two equivalent O(4)LiFe3 tetrahedra,  a cornercorner with one O(2)LiFe2W trigonal pyramid,  a cornercorner with one O(6)LiFe2W trigonal pyramid,  a cornercorner with one O(3)LiFe3 trigonal pyramid,  an edgeedge with one O(2)LiFe2W trigonal pyramid,  an edgeedge with one O(6)LiFe2W trigonal pyramid, and  an edgeedge with one O(3)LiFe3 trigonal pyramid. is represented by the CIF card [CIF]
data_Li2Fe3WO8
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.933
_cell_length_b   5.933
_cell_length_c   9.611
_cell_angle_alpha   89.069
_cell_angle_beta   89.069
_cell_angle_gamma   119.708
_symmetry_Int_Tables_number   1
_cell_volume   293.691
_cell_formula_units_Z   2
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  0.673  0.340  0.906  1.0
  Li  Li1  1  0.993  0.992  0.991  1.0
  Li  Li2  1  0.992  0.993  0.491  1.0
  Li  Li3  1  0.340  0.673  0.406  1.0
  Fe  Fe4  1  0.336  0.168  0.215  1.0
  Fe  Fe5  1  0.827  0.659  0.215  1.0
  Fe  Fe6  1  0.826  0.169  0.214  1.0
  Fe  Fe7  1  0.169  0.826  0.714  1.0
  Fe  Fe8  1  0.168  0.336  0.715  1.0
  Fe  Fe9  1  0.659  0.827  0.715  1.0
  W  W10  1  0.670  0.331  0.488  1.0
  W  W11  1  0.331  0.670  0.988  1.0
  O  O12  1  0.340  0.153  0.582  1.0
  O  O13  1  0.539  0.499  0.353  1.0
  O  O14  1  0.684  0.347  0.114  1.0
  O  O15  1  0.980  0.988  0.300  1.0
  O  O16  1  0.988  0.980  0.800  1.0
  O  O17  1  0.832  0.648  0.595  1.0
  O  O18  1  0.542  0.043  0.350  1.0
  O  O19  1  0.965  0.479  0.343  1.0
  O  O20  1  0.158  0.818  0.090  1.0
  O  O21  1  0.818  0.158  0.590  1.0
  O  O22  1  0.043  0.542  0.850  1.0
  O  O23  1  0.479  0.965  0.843  1.0
  O  O24  1  0.347  0.684  0.614  1.0
  O  O25  1  0.153  0.340  0.082  1.0
  O  O26  1  0.499  0.539  0.853  1.0
  O  O27  1  0.648  0.832  0.095  1.0
[/CIF]
.
The compound described by Li2WFe3O8 is Spinel-derived structured and crystallizes in the monoclinic Cc space group. There are two inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(2), one O(3), one O(6), and one O(7) atom to form LiO4 tetrahedra that share corners with three equivalent W(1)O6 octahedra, corners with three equivalent Fe(1)O6 octahedra, corners with three equivalent Fe(2)O6 octahedra, and corners with three equivalent Fe(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 55-67°. In the second Li site, Li(2) is bonded to one O(1), one O(4), one O(5), and one O(8) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(3)O6 octahedra, corners with three equivalent W(1)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra, and  an edgeedge with one Fe(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-69°. W(1) is bonded to one O(1), one O(2), one O(5), one O(6), one O(7), and one O(8) atom to form WO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra, and  an edgeedge with one Fe(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 47-55°. There are three inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(6), and one O(8) atom to form FeO6 octahedra that share corners with two equivalent W(1)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra, corners with three equivalent Li(1)O4 tetrahedra,  an edgeedge with one W(1)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-55°. In the second Fe site, Fe(2) is bonded to one O(2), one O(3), one O(4), one O(5), one O(7), and one O(8) atom to form FeO6 octahedra that share corners with two equivalent W(1)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra, corners with three equivalent Li(1)O4 tetrahedra,  an edgeedge with one W(1)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 47-50°. In the third Fe site, Fe(3) is bonded to one O(1), one O(3), one O(4), one O(5), one O(6), and one O(7) atom to form FeO6 octahedra that share corners with two equivalent W(1)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra, corners with three equivalent Li(1)O4 tetrahedra,  an edgeedge with one W(1)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 47-48°. There are eight inequivalent O sites. In the first O site, O(8) is bonded in a rectangular see-saw-like geometry to one Li(2), one W(1), one Fe(1), and one Fe(2) atom. In the second O site, O(1) is bonded in a rectangular see-saw-like geometry to one Li(2), one W(1), one Fe(1), and one Fe(3) atom. In the third O site, O(2) is bonded to one Li(1), one W(1), one Fe(1), and one Fe(2) atom to form distorted OLiFe2W trigonal pyramids that share corners with two equivalent O(4)LiFe3 tetrahedra,  a cornercorner with one O(6)LiFe2W trigonal pyramid,  a cornercorner with one O(7)LiFe2W trigonal pyramid,  a cornercorner with one O(3)LiFe3 trigonal pyramid,  an edgeedge with one O(6)LiFe2W trigonal pyramid,  an edgeedge with one O(7)LiFe2W trigonal pyramid, and  an edgeedge with one O(3)LiFe3 trigonal pyramid. In the fourth O site, O(3) is bonded to one Li(1), one Fe(1), one Fe(2), and one Fe(3) atom to form distorted OLiFe3 trigonal pyramids that share corners with three equivalent O(4)LiFe3 tetrahedra,  a cornercorner with one O(2)LiFe2W trigonal pyramid,  a cornercorner with one O(6)LiFe2W trigonal pyramid,  a cornercorner with one O(7)LiFe2W trigonal pyramid,  an edgeedge with one O(2)LiFe2W trigonal pyramid,  an edgeedge with one O(6)LiFe2W trigonal pyramid, and  an edgeedge with one O(7)LiFe2W trigonal pyramid. In the fifth O site, O(4) is bonded to one Li(2), one Fe(1), one Fe(2), and one Fe(3) atom to form OLiFe3 tetrahedra that share corners with two equivalent O(2)LiFe2W trigonal pyramids, corners with two equivalent O(6)LiFe2W trigonal pyramids, corners with two equivalent O(7)LiFe2W trigonal pyramids, and corners with three equivalent O(3)LiFe3 trigonal pyramids. In the sixth O site, O(5) is bonded in a rectangular see-saw-like geometry to one Li(2), one W(1), one Fe(2), and one Fe(3) atom. In the seventh O site, O(6) is bonded to one Li(1), one W(1), one Fe(1), and one Fe(3) atom to form distorted OLiFe2W trigonal pyramids that share corners with two equivalent O(4)LiFe3 tetrahedra,  a cornercorner with one O(2)LiFe2W trigonal pyramid,  a cornercorner with one O(7)LiFe2W trigonal pyramid,  a cornercorner with one O(3)LiFe3 trigonal pyramid,  an edgeedge with one O(2)LiFe2W trigonal pyramid,  an edgeedge with one O(7)LiFe2W trigonal pyramid, and  an edgeedge with one O(3)LiFe3 trigonal pyramid. In the eighth O site, O(7) is bonded to one Li(1), one W(1), one Fe(2), and one Fe(3) atom to form distorted OLiFe2W trigonal pyramids that share corners with two equivalent O(4)LiFe3 tetrahedra,  a cornercorner with one O(2)LiFe2W trigonal pyramid,  a cornercorner with one O(6)LiFe2W trigonal pyramid,  a cornercorner with one O(3)LiFe3 trigonal pyramid,  an edgeedge with one O(2)LiFe2W trigonal pyramid,  an edgeedge with one O(6)LiFe2W trigonal pyramid, and  an edgeedge with one O(3)LiFe3 trigonal pyramid. is represented by the CIF card [CIF]
data_Li2Fe3WO8
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.933
_cell_length_b   5.933
_cell_length_c   9.611
_cell_angle_alpha   89.069
_cell_angle_beta   89.069
_cell_angle_gamma   119.708
_symmetry_Int_Tables_number   1
_cell_volume   293.691
_cell_formula_units_Z   2
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  0.673  0.340  0.906  1.0
  Li  Li1  1  0.993  0.992  0.991  1.0
  Li  Li2  1  0.992  0.993  0.491  1.0
  Li  Li3  1  0.340  0.673  0.406  1.0
  Fe  Fe4  1  0.336  0.168  0.215  1.0
  Fe  Fe5  1  0.827  0.659  0.215  1.0
  Fe  Fe6  1  0.826  0.169  0.214  1.0
  Fe  Fe7  1  0.169  0.826  0.714  1.0
  Fe  Fe8  1  0.168  0.336  0.715  1.0
  Fe  Fe9  1  0.659  0.827  0.715  1.0
  W  W10  1  0.670  0.331  0.488  1.0
  W  W11  1  0.331  0.670  0.988  1.0
  O  O12  1  0.340  0.153  0.582  1.0
  O  O13  1  0.539  0.499  0.353  1.0
  O  O14  1  0.684  0.347  0.114  1.0
  O  O15  1  0.980  0.988  0.300  1.0
  O  O16  1  0.988  0.980  0.800  1.0
  O  O17  1  0.832  0.648  0.595  1.0
  O  O18  1  0.542  0.043  0.350  1.0
  O  O19  1  0.965  0.479  0.343  1.0
  O  O20  1  0.158  0.818  0.090  1.0
  O  O21  1  0.818  0.158  0.590  1.0
  O  O22  1  0.043  0.542  0.850  1.0
  O  O23  1  0.479  0.965  0.843  1.0
  O  O24  1  0.347  0.684  0.614  1.0
  O  O25  1  0.153  0.340  0.082  1.0
  O  O26  1  0.499  0.539  0.853  1.0
  O  O27  1  0.648  0.832  0.095  1.0
[/CIF]
.