The structure described by Li3V3FeO8 crystallizes in the monoclinic C2/m space group. There are two inequivalent Li sites. In the first Li site, Li(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms to form LiO6 octahedra that share corners with six equivalent V(1)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent V(1)O6 octahedra, edges with two equivalent V(2)O6 octahedra, and edges with two equivalent Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-9°. In the second Li site, Li(2) is bonded to two equivalent O(1) and four equivalent O(2) atoms to form LiO6 octahedra that share corners with six equivalent V(2)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, edges with four equivalent Li(1)O6 octahedra, and edges with four equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-6°. There are two inequivalent V sites. In the first V site, V(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms to form VO6 octahedra that share corners with six equivalent Li(1)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent V(1)O6 octahedra, edges with two equivalent V(2)O6 octahedra, and edges with two equivalent Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-9°. In the second V site, V(2) is bonded to two equivalent O(1) and four equivalent O(2) atoms to form VO6 octahedra that share corners with six equivalent Li(2)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, edges with four equivalent Li(1)O6 octahedra, and edges with four equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-6°. Fe(1) is bonded to two equivalent O(3) and four equivalent O(2) atoms to form FeO6 octahedra that share edges with two equivalent Li(2)O6 octahedra, edges with two equivalent V(2)O6 octahedra, edges with four equivalent Li(1)O6 octahedra, and edges with four equivalent V(1)O6 octahedra. There are three inequivalent O sites. In the first O site, O(1) is bonded to one Li(2), two equivalent Li(1), one V(2), and two equivalent V(1) atoms to form OLi3V3 octahedra that share corners with six equivalent O(1)Li3V3 octahedra, edges with four equivalent O(3)Li2V2Fe square pyramids, and edges with eight equivalent O(2)Li2V2Fe square pyramids. The corner-sharing octahedra are not tilted. In the second O site, O(2) is bonded to one Li(1), one Li(2), one V(1), one V(2), and one Fe(1) atom to form OLi2V2Fe square pyramids that share corners with two equivalent O(3)Li2V2Fe square pyramids, corners with seven equivalent O(2)Li2V2Fe square pyramids, edges with four equivalent O(1)Li3V3 octahedra, edges with two equivalent O(2)Li2V2Fe square pyramids, and edges with two equivalent O(3)Li2V2Fe square pyramids. In the third O site, O(3) is bonded to two equivalent Li(1), two equivalent V(1), and one Fe(1) atom to form OLi2V2Fe square pyramids that share corners with four equivalent O(2)Li2V2Fe square pyramids, corners with five equivalent O(3)Li2V2Fe square pyramids, edges with four equivalent O(1)Li3V3 octahedra, and edges with four equivalent O(2)Li2V2Fe square pyramids. is represented by the CIF file [CIF]
data_Li3V3FeO8
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.994
_cell_length_b   5.994
_cell_length_c   6.001
_cell_angle_alpha   59.976
_cell_angle_beta   59.976
_cell_angle_gamma   59.398
_symmetry_Int_Tables_number   1
_cell_volume   151.695
_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  0.000  0.500  0.500  1.0
  Li  Li1  1  0.500  0.000  0.500  1.0
  Li  Li2  1  0.000  0.000  0.500  1.0
  V  V3  1  0.500  0.000  0.000  1.0
  V  V4  1  0.000  0.500  0.000  1.0
  V  V5  1  0.500  0.500  0.000  1.0
  Fe  Fe6  1  0.000  0.000  0.000  1.0
  O  O7  1  0.261  0.261  0.231  1.0
  O  O8  1  0.755  0.263  0.219  1.0
  O  O9  1  0.263  0.755  0.219  1.0
  O  O10  1  0.739  0.739  0.769  1.0
  O  O11  1  0.765  0.765  0.213  1.0
  O  O12  1  0.245  0.737  0.781  1.0
  O  O13  1  0.737  0.245  0.781  1.0
  O  O14  1  0.235  0.235  0.787  1.0
[/CIF]
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The structure described by Li3V3FeO8 crystallizes in the monoclinic C2/m space group. There are two inequivalent Li sites. In the first Li site, Li(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms to form LiO6 octahedra that share corners with six equivalent V(1)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent V(1)O6 octahedra, edges with two equivalent V(2)O6 octahedra, and edges with two equivalent Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-9°. In the second Li site, Li(2) is bonded to two equivalent O(1) and four equivalent O(2) atoms to form LiO6 octahedra that share corners with six equivalent V(2)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, edges with four equivalent Li(1)O6 octahedra, and edges with four equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-6°. There are two inequivalent V sites. In the first V site, V(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms to form VO6 octahedra that share corners with six equivalent Li(1)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent V(1)O6 octahedra, edges with two equivalent V(2)O6 octahedra, and edges with two equivalent Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-9°. In the second V site, V(2) is bonded to two equivalent O(1) and four equivalent O(2) atoms to form VO6 octahedra that share corners with six equivalent Li(2)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, edges with four equivalent Li(1)O6 octahedra, and edges with four equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-6°. Fe(1) is bonded to two equivalent O(3) and four equivalent O(2) atoms to form FeO6 octahedra that share edges with two equivalent Li(2)O6 octahedra, edges with two equivalent V(2)O6 octahedra, edges with four equivalent Li(1)O6 octahedra, and edges with four equivalent V(1)O6 octahedra. There are three inequivalent O sites. In the first O site, O(1) is bonded to one Li(2), two equivalent Li(1), one V(2), and two equivalent V(1) atoms to form OLi3V3 octahedra that share corners with six equivalent O(1)Li3V3 octahedra, edges with four equivalent O(3)Li2V2Fe square pyramids, and edges with eight equivalent O(2)Li2V2Fe square pyramids. The corner-sharing octahedra are not tilted. In the second O site, O(2) is bonded to one Li(1), one Li(2), one V(1), one V(2), and one Fe(1) atom to form OLi2V2Fe square pyramids that share corners with two equivalent O(3)Li2V2Fe square pyramids, corners with seven equivalent O(2)Li2V2Fe square pyramids, edges with four equivalent O(1)Li3V3 octahedra, edges with two equivalent O(2)Li2V2Fe square pyramids, and edges with two equivalent O(3)Li2V2Fe square pyramids. In the third O site, O(3) is bonded to two equivalent Li(1), two equivalent V(1), and one Fe(1) atom to form OLi2V2Fe square pyramids that share corners with four equivalent O(2)Li2V2Fe square pyramids, corners with five equivalent O(3)Li2V2Fe square pyramids, edges with four equivalent O(1)Li3V3 octahedra, and edges with four equivalent O(2)Li2V2Fe square pyramids. is represented by the CIF file [CIF]
data_Li3V3FeO8
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.994
_cell_length_b   5.994
_cell_length_c   6.001
_cell_angle_alpha   59.976
_cell_angle_beta   59.976
_cell_angle_gamma   59.398
_symmetry_Int_Tables_number   1
_cell_volume   151.695
_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  0.000  0.500  0.500  1.0
  Li  Li1  1  0.500  0.000  0.500  1.0
  Li  Li2  1  0.000  0.000  0.500  1.0
  V  V3  1  0.500  0.000  0.000  1.0
  V  V4  1  0.000  0.500  0.000  1.0
  V  V5  1  0.500  0.500  0.000  1.0
  Fe  Fe6  1  0.000  0.000  0.000  1.0
  O  O7  1  0.261  0.261  0.231  1.0
  O  O8  1  0.755  0.263  0.219  1.0
  O  O9  1  0.263  0.755  0.219  1.0
  O  O10  1  0.739  0.739  0.769  1.0
  O  O11  1  0.765  0.765  0.213  1.0
  O  O12  1  0.245  0.737  0.781  1.0
  O  O13  1  0.737  0.245  0.781  1.0
  O  O14  1  0.235  0.235  0.787  1.0
[/CIF]
.