The structure described by Li4FeTe(WO6)2 crystallizes in the triclinic P1 space group. There are eight inequivalent Li sites. In the first Li site, Li(1) is bonded in a 5-coordinate geometry to one O(1), one O(13), one O(16), one O(21), and one O(8) atom. In the second Li site, Li(2) is bonded in a 6-coordinate geometry to one O(14), one O(15), one O(18), one O(2), one O(22), and one O(7) atom. In the third Li site, Li(3) is bonded in a 6-coordinate geometry to one O(11), one O(20), one O(24), one O(3), one O(5), and one O(9) atom. In the fourth Li site, Li(4) is bonded in a 6-coordinate geometry to one O(10), one O(12), one O(19), one O(23), one O(4), and one O(6) atom. In the fifth Li site, Li(5) is bonded in a 6-coordinate geometry to one O(10), one O(11), one O(15), one O(18), one O(20), and one O(4) atom. In the sixth Li site, Li(6) is bonded in a 6-coordinate geometry to one O(12), one O(16), one O(17), one O(19), one O(3), and one O(9) atom. In the seventh Li site, Li(7) is bonded in a 6-coordinate geometry to one O(13), one O(15), one O(19), one O(2), one O(21), and one O(6) atom. In the eighth Li site, Li(8) is bonded in a trigonal planar geometry to one O(1), one O(22), and one O(5) atom. There are four inequivalent W sites. In the first W site, W(1) is bonded to one O(1), one O(17), one O(21), one O(23), one O(3), and one O(7) atom to form WO6 octahedra that share corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Te(1)O6 octahedra, and corners with two equivalent Te(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 38-48°. In the second W site, W(2) is bonded to one O(18), one O(2), one O(22), one O(24), one O(4), and one O(8) atom to form WO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Te(1)O6 octahedra, and corners with two equivalent Te(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 33-48°. In the third W site, W(3) is bonded to one O(11), one O(13), one O(15), one O(19), one O(5), and one O(9) atom to form WO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, and corners with two equivalent Te(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 33-45°. In the fourth W site, W(4) is bonded to one O(10), one O(12), one O(14), one O(16), one O(20), and one O(6) atom to form WO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, and corners with two equivalent Te(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 32-39°. There are two inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(15), one O(20), one O(22), one O(4), one O(6), and one O(9) atom to form FeO6 octahedra that share corners with two equivalent W(2)O6 octahedra, corners with two equivalent W(3)O6 octahedra, and corners with two equivalent W(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 32-42°. In the second Fe site, Fe(2) is bonded to one O(10), one O(16), one O(19), one O(21), one O(3), and one O(5) atom to form FeO6 octahedra that share corners with two equivalent W(1)O6 octahedra, corners with two equivalent W(3)O6 octahedra, and corners with two equivalent W(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 32-39°. There are two inequivalent Te sites. In the first Te site, Te(1) is bonded to one O(11), one O(13), one O(17), one O(2), one O(24), and one O(7) atom to form TeO6 octahedra that share corners with two equivalent W(1)O6 octahedra, corners with two equivalent W(2)O6 octahedra, and corners with two equivalent W(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 41-48°. In the second Te site, Te(2) is bonded to one O(1), one O(12), one O(14), one O(18), one O(23), and one O(8) atom to form TeO6 octahedra that share corners with two equivalent W(1)O6 octahedra, corners with two equivalent W(2)O6 octahedra, and corners with two equivalent W(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 36-42°. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Li(8), one W(1), and one Te(2) atom to form a mixture of distorted corner and edge-sharing OLi2TeW trigonal pyramids. In the second O site, O(2) is bonded to one Li(2), one Li(7), one W(2), and one Te(1) atom to form OLi2TeW trigonal pyramids that share  a cornercorner with one O(21)Li2FeW trigonal pyramid,  an edgeedge with one O(15)Li3FeW trigonal bipyramid, and  an edgeedge with one O(22)Li2FeW trigonal pyramid. In the third O site, O(3) is bonded in a distorted see-saw-like geometry to one Li(3), one Li(6), one W(1), and one Fe(2) atom. In the fourth O site, O(4) is bonded in a distorted see-saw-like geometry to one Li(4), one Li(5), one W(2), and one Fe(1) atom. In the fifth O site, O(5) is bonded to one Li(3), one Li(8), one W(3), and one Fe(2) atom to form OLi2FeW trigonal pyramids that share  a cornercorner with one O(15)Li3FeW trigonal bipyramid,  a cornercorner with one O(21)Li2FeW trigonal pyramid,  a cornercorner with one O(22)Li2FeW trigonal pyramid, and  a cornercorner with one O(1)Li2TeW trigonal pyramid. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Li(4), one Li(7), one W(4), and one Fe(1) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one Li(2), one W(1), and one Te(1) atom. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one Li(1), one W(2), and one Te(2) atom. In the ninth O site, O(9) is bonded in a distorted see-saw-like geometry to one Li(3), one Li(6), one W(3), and one Fe(1) atom. In the tenth O site, O(10) is bonded in a 4-coordinate geometry to one Li(4), one Li(5), one W(4), and one Fe(2) atom. In the eleventh O site, O(11) is bonded in a 4-coordinate geometry to one Li(3), one Li(5), one W(3), and one Te(1) atom. In the twelfth O site, O(12) is bonded in a 4-coordinate geometry to one Li(4), one Li(6), one W(4), and one Te(2) atom. In the thirteenth O site, O(13) is bonded in a 4-coordinate geometry to one Li(1), one Li(7), one W(3), and one Te(1) atom. In the fourteenth O site, O(14) is bonded in a distorted trigonal non-coplanar geometry to one Li(2), one W(4), and one Te(2) atom. In the fifteenth O site, O(15) is bonded to one Li(2), one Li(5), one Li(7), one W(3), and one Fe(1) atom to form distorted OLi3FeW trigonal bipyramids that share  a cornercorner with one O(21)Li2FeW trigonal pyramid,  a cornercorner with one O(5)Li2FeW trigonal pyramid,  an edgeedge with one O(22)Li2FeW trigonal pyramid, and  an edgeedge with one O(2)Li2TeW trigonal pyramid. In the sixteenth O site, O(16) is bonded in a distorted see-saw-like geometry to one Li(1), one Li(6), one W(4), and one Fe(2) atom. In the seventeenth O site, O(17) is bonded in a 3-coordinate geometry to one Li(6), one W(1), and one Te(1) atom. In the eighteenth O site, O(18) is bonded in a distorted see-saw-like geometry to one Li(2), one Li(5), one W(2), and one Te(2) atom. In the nineteenth O site, O(19) is bonded in a 5-coordinate geometry to one Li(4), one Li(6), one Li(7), one W(3), and one Fe(2) atom. In the twentieth O site, O(20) is bonded in a distorted see-saw-like geometry to one Li(3), one Li(5), one W(4), and one Fe(1) atom. In the twenty-first O site, O(21) is bonded to one Li(1), one Li(7), one W(1), and one Fe(2) atom to form OLi2FeW trigonal pyramids that share  a cornercorner with one O(15)Li3FeW trigonal bipyramid,  a cornercorner with one O(5)Li2FeW trigonal pyramid,  a cornercorner with one O(2)Li2TeW trigonal pyramid, and  an edgeedge with one O(1)Li2TeW trigonal pyramid. In the twenty-second O site, O(22) is bonded to one Li(2), one Li(8), one W(2), and one Fe(1) atom to form distorted OLi2FeW trigonal pyramids that share  a cornercorner with one O(5)Li2FeW trigonal pyramid,  a cornercorner with one O(1)Li2TeW trigonal pyramid,  an edgeedge with one O(15)Li3FeW trigonal bipyramid, and  an edgeedge with one O(2)Li2TeW trigonal pyramid. In the twenty-third O site, O(23) is bonded in a distorted trigonal planar geometry to one Li(4), one W(1), and one Te(2) atom. In the twenty-fourth O site, O(24) is bonded in a 3-coordinate geometry to one Li(3), one W(2), and one Te(1) atom. is represented by the CIF card [CIF]
data_Li4FeTe(WO6)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.555
_cell_length_b   7.585
_cell_length_c   7.578
_cell_angle_alpha   86.489
_cell_angle_beta   93.304
_cell_angle_gamma   93.546
_symmetry_Int_Tables_number   1
_cell_volume   431.988
_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  0.199  0.792  0.267  1.0
  Li  Li1  1  0.699  0.296  0.271  1.0
  Li  Li2  1  0.720  0.783  0.810  1.0
  Li  Li3  1  0.228  0.277  0.800  1.0
  Li  Li4  1  0.705  0.298  0.811  1.0
  Li  Li5  1  0.204  0.802  0.805  1.0
  Li  Li6  1  0.282  0.219  0.203  1.0
  Li  Li7  1  0.748  0.741  0.235  1.0
  Fe  Fe8  1  0.491  0.508  1.000  1.0
  Fe  Fe9  1  0.992  0.005  0.002  1.0
  Te  Te10  1  0.495  0.012  0.518  1.0
  Te  Te11  1  0.000  0.502  0.505  1.0
  W  W12  1  0.998  0.012  0.499  1.0
  W  W13  1  0.499  0.507  0.504  1.0
  W  W14  1  0.495  0.995  0.008  1.0
  W  W15  1  0.998  0.497  0.005  1.0
  O  O16  1  0.948  0.745  0.426  1.0
  O  O17  1  0.444  0.254  0.425  1.0
  O  O18  1  0.939  0.938  0.732  1.0
  O  O19  1  0.446  0.424  0.737  1.0
  O  O20  1  0.743  0.931  0.050  1.0
  O  O21  1  0.240  0.433  0.046  1.0
  O  O22  1  0.778  0.081  0.416  1.0
  O  O23  1  0.249  0.570  0.439  1.0
  O  O24  1  0.448  0.756  0.920  1.0
  O  O25  1  0.942  0.257  0.942  1.0
  O  O26  1  0.571  0.075  0.758  1.0
  O  O27  1  0.067  0.561  0.746  1.0
  O  O28  1  0.427  0.922  0.234  1.0
  O  O29  1  0.940  0.440  0.257  1.0
  O  O30  1  0.549  0.239  0.059  1.0
  O  O31  1  0.058  0.739  0.044  1.0
  O  O32  1  0.245  0.945  0.575  1.0
  O  O33  1  0.758  0.419  0.556  1.0
  O  O34  1  0.251  0.051  0.936  1.0
  O  O35  1  0.755  0.546  0.944  1.0
  O  O36  1  0.079  0.039  0.259  1.0
  O  O37  1  0.559  0.550  0.259  1.0
  O  O38  1  0.076  0.258  0.563  1.0
  O  O39  1  0.592  0.720  0.574  1.0
[/CIF]
.
The structure described by Li4FeTe(WO6)2 crystallizes in the triclinic P1 space group. There are eight inequivalent Li sites. In the first Li site, Li(1) is bonded in a 5-coordinate geometry to one O(1), one O(13), one O(16), one O(21), and one O(8) atom. In the second Li site, Li(2) is bonded in a 6-coordinate geometry to one O(14), one O(15), one O(18), one O(2), one O(22), and one O(7) atom. In the third Li site, Li(3) is bonded in a 6-coordinate geometry to one O(11), one O(20), one O(24), one O(3), one O(5), and one O(9) atom. In the fourth Li site, Li(4) is bonded in a 6-coordinate geometry to one O(10), one O(12), one O(19), one O(23), one O(4), and one O(6) atom. In the fifth Li site, Li(5) is bonded in a 6-coordinate geometry to one O(10), one O(11), one O(15), one O(18), one O(20), and one O(4) atom. In the sixth Li site, Li(6) is bonded in a 6-coordinate geometry to one O(12), one O(16), one O(17), one O(19), one O(3), and one O(9) atom. In the seventh Li site, Li(7) is bonded in a 6-coordinate geometry to one O(13), one O(15), one O(19), one O(2), one O(21), and one O(6) atom. In the eighth Li site, Li(8) is bonded in a trigonal planar geometry to one O(1), one O(22), and one O(5) atom. There are four inequivalent W sites. In the first W site, W(1) is bonded to one O(1), one O(17), one O(21), one O(23), one O(3), and one O(7) atom to form WO6 octahedra that share corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Te(1)O6 octahedra, and corners with two equivalent Te(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 38-48°. In the second W site, W(2) is bonded to one O(18), one O(2), one O(22), one O(24), one O(4), and one O(8) atom to form WO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Te(1)O6 octahedra, and corners with two equivalent Te(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 33-48°. In the third W site, W(3) is bonded to one O(11), one O(13), one O(15), one O(19), one O(5), and one O(9) atom to form WO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, and corners with two equivalent Te(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 33-45°. In the fourth W site, W(4) is bonded to one O(10), one O(12), one O(14), one O(16), one O(20), and one O(6) atom to form WO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, and corners with two equivalent Te(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 32-39°. There are two inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(15), one O(20), one O(22), one O(4), one O(6), and one O(9) atom to form FeO6 octahedra that share corners with two equivalent W(2)O6 octahedra, corners with two equivalent W(3)O6 octahedra, and corners with two equivalent W(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 32-42°. In the second Fe site, Fe(2) is bonded to one O(10), one O(16), one O(19), one O(21), one O(3), and one O(5) atom to form FeO6 octahedra that share corners with two equivalent W(1)O6 octahedra, corners with two equivalent W(3)O6 octahedra, and corners with two equivalent W(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 32-39°. There are two inequivalent Te sites. In the first Te site, Te(1) is bonded to one O(11), one O(13), one O(17), one O(2), one O(24), and one O(7) atom to form TeO6 octahedra that share corners with two equivalent W(1)O6 octahedra, corners with two equivalent W(2)O6 octahedra, and corners with two equivalent W(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 41-48°. In the second Te site, Te(2) is bonded to one O(1), one O(12), one O(14), one O(18), one O(23), and one O(8) atom to form TeO6 octahedra that share corners with two equivalent W(1)O6 octahedra, corners with two equivalent W(2)O6 octahedra, and corners with two equivalent W(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 36-42°. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Li(8), one W(1), and one Te(2) atom to form a mixture of distorted corner and edge-sharing OLi2TeW trigonal pyramids. In the second O site, O(2) is bonded to one Li(2), one Li(7), one W(2), and one Te(1) atom to form OLi2TeW trigonal pyramids that share  a cornercorner with one O(21)Li2FeW trigonal pyramid,  an edgeedge with one O(15)Li3FeW trigonal bipyramid, and  an edgeedge with one O(22)Li2FeW trigonal pyramid. In the third O site, O(3) is bonded in a distorted see-saw-like geometry to one Li(3), one Li(6), one W(1), and one Fe(2) atom. In the fourth O site, O(4) is bonded in a distorted see-saw-like geometry to one Li(4), one Li(5), one W(2), and one Fe(1) atom. In the fifth O site, O(5) is bonded to one Li(3), one Li(8), one W(3), and one Fe(2) atom to form OLi2FeW trigonal pyramids that share  a cornercorner with one O(15)Li3FeW trigonal bipyramid,  a cornercorner with one O(21)Li2FeW trigonal pyramid,  a cornercorner with one O(22)Li2FeW trigonal pyramid, and  a cornercorner with one O(1)Li2TeW trigonal pyramid. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Li(4), one Li(7), one W(4), and one Fe(1) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one Li(2), one W(1), and one Te(1) atom. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one Li(1), one W(2), and one Te(2) atom. In the ninth O site, O(9) is bonded in a distorted see-saw-like geometry to one Li(3), one Li(6), one W(3), and one Fe(1) atom. In the tenth O site, O(10) is bonded in a 4-coordinate geometry to one Li(4), one Li(5), one W(4), and one Fe(2) atom. In the eleventh O site, O(11) is bonded in a 4-coordinate geometry to one Li(3), one Li(5), one W(3), and one Te(1) atom. In the twelfth O site, O(12) is bonded in a 4-coordinate geometry to one Li(4), one Li(6), one W(4), and one Te(2) atom. In the thirteenth O site, O(13) is bonded in a 4-coordinate geometry to one Li(1), one Li(7), one W(3), and one Te(1) atom. In the fourteenth O site, O(14) is bonded in a distorted trigonal non-coplanar geometry to one Li(2), one W(4), and one Te(2) atom. In the fifteenth O site, O(15) is bonded to one Li(2), one Li(5), one Li(7), one W(3), and one Fe(1) atom to form distorted OLi3FeW trigonal bipyramids that share  a cornercorner with one O(21)Li2FeW trigonal pyramid,  a cornercorner with one O(5)Li2FeW trigonal pyramid,  an edgeedge with one O(22)Li2FeW trigonal pyramid, and  an edgeedge with one O(2)Li2TeW trigonal pyramid. In the sixteenth O site, O(16) is bonded in a distorted see-saw-like geometry to one Li(1), one Li(6), one W(4), and one Fe(2) atom. In the seventeenth O site, O(17) is bonded in a 3-coordinate geometry to one Li(6), one W(1), and one Te(1) atom. In the eighteenth O site, O(18) is bonded in a distorted see-saw-like geometry to one Li(2), one Li(5), one W(2), and one Te(2) atom. In the nineteenth O site, O(19) is bonded in a 5-coordinate geometry to one Li(4), one Li(6), one Li(7), one W(3), and one Fe(2) atom. In the twentieth O site, O(20) is bonded in a distorted see-saw-like geometry to one Li(3), one Li(5), one W(4), and one Fe(1) atom. In the twenty-first O site, O(21) is bonded to one Li(1), one Li(7), one W(1), and one Fe(2) atom to form OLi2FeW trigonal pyramids that share  a cornercorner with one O(15)Li3FeW trigonal bipyramid,  a cornercorner with one O(5)Li2FeW trigonal pyramid,  a cornercorner with one O(2)Li2TeW trigonal pyramid, and  an edgeedge with one O(1)Li2TeW trigonal pyramid. In the twenty-second O site, O(22) is bonded to one Li(2), one Li(8), one W(2), and one Fe(1) atom to form distorted OLi2FeW trigonal pyramids that share  a cornercorner with one O(5)Li2FeW trigonal pyramid,  a cornercorner with one O(1)Li2TeW trigonal pyramid,  an edgeedge with one O(15)Li3FeW trigonal bipyramid, and  an edgeedge with one O(2)Li2TeW trigonal pyramid. In the twenty-third O site, O(23) is bonded in a distorted trigonal planar geometry to one Li(4), one W(1), and one Te(2) atom. In the twenty-fourth O site, O(24) is bonded in a 3-coordinate geometry to one Li(3), one W(2), and one Te(1) atom. is represented by the CIF card [CIF]
data_Li4FeTe(WO6)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.555
_cell_length_b   7.585
_cell_length_c   7.578
_cell_angle_alpha   86.489
_cell_angle_beta   93.304
_cell_angle_gamma   93.546
_symmetry_Int_Tables_number   1
_cell_volume   431.988
_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  0.199  0.792  0.267  1.0
  Li  Li1  1  0.699  0.296  0.271  1.0
  Li  Li2  1  0.720  0.783  0.810  1.0
  Li  Li3  1  0.228  0.277  0.800  1.0
  Li  Li4  1  0.705  0.298  0.811  1.0
  Li  Li5  1  0.204  0.802  0.805  1.0
  Li  Li6  1  0.282  0.219  0.203  1.0
  Li  Li7  1  0.748  0.741  0.235  1.0
  Fe  Fe8  1  0.491  0.508  1.000  1.0
  Fe  Fe9  1  0.992  0.005  0.002  1.0
  Te  Te10  1  0.495  0.012  0.518  1.0
  Te  Te11  1  0.000  0.502  0.505  1.0
  W  W12  1  0.998  0.012  0.499  1.0
  W  W13  1  0.499  0.507  0.504  1.0
  W  W14  1  0.495  0.995  0.008  1.0
  W  W15  1  0.998  0.497  0.005  1.0
  O  O16  1  0.948  0.745  0.426  1.0
  O  O17  1  0.444  0.254  0.425  1.0
  O  O18  1  0.939  0.938  0.732  1.0
  O  O19  1  0.446  0.424  0.737  1.0
  O  O20  1  0.743  0.931  0.050  1.0
  O  O21  1  0.240  0.433  0.046  1.0
  O  O22  1  0.778  0.081  0.416  1.0
  O  O23  1  0.249  0.570  0.439  1.0
  O  O24  1  0.448  0.756  0.920  1.0
  O  O25  1  0.942  0.257  0.942  1.0
  O  O26  1  0.571  0.075  0.758  1.0
  O  O27  1  0.067  0.561  0.746  1.0
  O  O28  1  0.427  0.922  0.234  1.0
  O  O29  1  0.940  0.440  0.257  1.0
  O  O30  1  0.549  0.239  0.059  1.0
  O  O31  1  0.058  0.739  0.044  1.0
  O  O32  1  0.245  0.945  0.575  1.0
  O  O33  1  0.758  0.419  0.556  1.0
  O  O34  1  0.251  0.051  0.936  1.0
  O  O35  1  0.755  0.546  0.944  1.0
  O  O36  1  0.079  0.039  0.259  1.0
  O  O37  1  0.559  0.550  0.259  1.0
  O  O38  1  0.076  0.258  0.563  1.0
  O  O39  1  0.592  0.720  0.574  1.0
[/CIF]
.