The compound described by Li2VO2F is Caswellsilverite-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 two equivalent O(1), two equivalent O(2), one F(1), and one F(2) atom to form LiO4F2 octahedra that share  a cornercorner with one Li(2)O3F3 octahedra,  a cornercorner with one Li(3)O3F3 octahedra, corners with four equivalent V(1)O6 octahedra, edges with two equivalent Li(2)O3F3 octahedra, edges with two equivalent Li(3)O3F3 octahedra, edges with two equivalent Li(1)O4F2 octahedra, edges with two equivalent Li(4)O4F2 octahedra, edges with two equivalent V(2)O4F2 octahedra, and edges with two equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-12°. In the second Li site, Li(2) is bonded to one O(2), two equivalent O(3), one F(2), and two equivalent F(1) atoms to form LiO3F3 octahedra that share  a cornercorner with one Li(1)O4F2 octahedra,  a cornercorner with one Li(4)O4F2 octahedra, corners with four equivalent V(2)O4F2 octahedra, edges with two equivalent Li(2)O3F3 octahedra, edges with two equivalent Li(3)O3F3 octahedra, edges with two equivalent Li(1)O4F2 octahedra, edges with two equivalent Li(4)O4F2 octahedra, edges with two equivalent V(2)O4F2 octahedra, and edges with two equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 1-7°. In the third Li site, Li(3) is bonded to one O(1), two equivalent O(4), one F(1), and two equivalent F(2) atoms to form LiO3F3 octahedra that share  a cornercorner with one Li(1)O4F2 octahedra,  a cornercorner with one V(2)O4F2 octahedra, corners with four equivalent Li(4)O4F2 octahedra, edges with two equivalent Li(2)O3F3 octahedra, edges with two equivalent Li(3)O3F3 octahedra, edges with two equivalent Li(1)O4F2 octahedra, edges with two equivalent Li(4)O4F2 octahedra, edges with two equivalent V(2)O4F2 octahedra, and edges with two equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-8°. In the fourth Li site, Li(4) is bonded to one O(2), one O(3), two equivalent O(4), and two equivalent F(2) atoms to form LiO4F2 octahedra that share  a cornercorner with one Li(2)O3F3 octahedra,  a cornercorner with one V(1)O6 octahedra, corners with four equivalent Li(3)O3F3 octahedra, edges with two equivalent Li(2)O3F3 octahedra, edges with two equivalent Li(3)O3F3 octahedra, edges with two equivalent Li(1)O4F2 octahedra, edges with two equivalent Li(4)O4F2 octahedra, edges with two equivalent V(2)O4F2 octahedra, and edges with two equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-7°. There are two inequivalent V sites. In the first V site, V(1) is bonded to one O(3), one O(4), two equivalent O(1), and two equivalent O(2) atoms to form VO6 octahedra that share  a cornercorner with one Li(4)O4F2 octahedra,  a cornercorner with one V(2)O4F2 octahedra, corners with four equivalent Li(1)O4F2 octahedra, edges with two equivalent Li(2)O3F3 octahedra, edges with two equivalent Li(3)O3F3 octahedra, edges with two equivalent Li(1)O4F2 octahedra, edges with two equivalent Li(4)O4F2 octahedra, edges with two equivalent V(2)O4F2 octahedra, and edges with two equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-12°. In the second V site, V(2) is bonded to one O(1), one O(4), two equivalent O(3), and two equivalent F(1) atoms to form VO4F2 octahedra that share  a cornercorner with one Li(3)O3F3 octahedra,  a cornercorner with one V(1)O6 octahedra, corners with four equivalent Li(2)O3F3 octahedra, edges with two equivalent Li(2)O3F3 octahedra, edges with two equivalent Li(3)O3F3 octahedra, edges with two equivalent Li(1)O4F2 octahedra, edges with two equivalent Li(4)O4F2 octahedra, edges with two equivalent V(2)O4F2 octahedra, and edges with two equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 1-6°. There are four inequivalent O sites. In the first O site, O(1) is bonded to one Li(3), two equivalent Li(1), one V(2), and two equivalent V(1) atoms to form OLi3V3 octahedra that share  a cornercorner with one O(4)Li4V2 octahedra,  a cornercorner with one F(1)Li4V2 octahedra, corners with four equivalent O(2)Li4V2 octahedra, edges with two equivalent O(1)Li3V3 octahedra, edges with two equivalent O(3)Li3V3 octahedra, edges with two equivalent O(2)Li4V2 octahedra, edges with two equivalent O(4)Li4V2 octahedra, edges with two equivalent F(1)Li4V2 octahedra, and edges with two equivalent F(2)Li6 octahedra. The corner-sharing octahedral tilt angles range from 6-8°. In the second O site, O(2) is bonded to one Li(2), one Li(4), two equivalent Li(1), and two equivalent V(1) atoms to form OLi4V2 octahedra that share  a cornercorner with one O(3)Li3V3 octahedra,  a cornercorner with one F(2)Li6 octahedra, corners with four equivalent O(1)Li3V3 octahedra, edges with two equivalent O(1)Li3V3 octahedra, edges with two equivalent O(3)Li3V3 octahedra, edges with two equivalent O(2)Li4V2 octahedra, edges with two equivalent O(4)Li4V2 octahedra, edges with two equivalent F(1)Li4V2 octahedra, and edges with two equivalent F(2)Li6 octahedra. The corner-sharing octahedral tilt angles range from 4-8°. In the third O site, O(3) is bonded to one Li(4), two equivalent Li(2), one V(1), and two equivalent V(2) atoms to form OLi3V3 octahedra that share  a cornercorner with one O(2)Li4V2 octahedra,  a cornercorner with one O(4)Li4V2 octahedra, corners with four equivalent F(1)Li4V2 octahedra, edges with two equivalent O(1)Li3V3 octahedra, edges with two equivalent O(3)Li3V3 octahedra, edges with two equivalent O(2)Li4V2 octahedra, edges with two equivalent O(4)Li4V2 octahedra, edges with two equivalent F(1)Li4V2 octahedra, and edges with two equivalent F(2)Li6 octahedra. The corner-sharing octahedral tilt angles range from 2-7°. In the fourth O site, O(4) is bonded to two equivalent Li(3), two equivalent Li(4), one V(1), and one V(2) atom to form OLi4V2 octahedra that share  a cornercorner with one O(1)Li3V3 octahedra,  a cornercorner with one O(3)Li3V3 octahedra, corners with four equivalent F(2)Li6 octahedra, edges with two equivalent O(1)Li3V3 octahedra, edges with two equivalent O(3)Li3V3 octahedra, edges with two equivalent O(2)Li4V2 octahedra, edges with two equivalent O(4)Li4V2 octahedra, edges with two equivalent F(1)Li4V2 octahedra, and edges with two equivalent F(2)Li6 octahedra. The corner-sharing octahedral tilt angles range from 4-9°. There are two inequivalent F sites. In the first F site, F(1) is bonded to one Li(1), one Li(3), two equivalent Li(2), and two equivalent V(2) atoms to form FLi4V2 octahedra that share  a cornercorner with one O(1)Li3V3 octahedra,  a cornercorner with one F(2)Li6 octahedra, corners with four equivalent O(3)Li3V3 octahedra, edges with two equivalent O(1)Li3V3 octahedra, edges with two equivalent O(3)Li3V3 octahedra, edges with two equivalent O(2)Li4V2 octahedra, edges with two equivalent O(4)Li4V2 octahedra, edges with two equivalent F(1)Li4V2 octahedra, and edges with two equivalent F(2)Li6 octahedra. The corner-sharing octahedral tilt angles range from 2-8°. In the second F site, F(2) is bonded to one Li(1), one Li(2), two equivalent Li(3), and two equivalent Li(4) atoms to form FLi6 octahedra that share  a cornercorner with one O(2)Li4V2 octahedra,  a cornercorner with one F(1)Li4V2 octahedra, corners with four equivalent O(4)Li4V2 octahedra, edges with two equivalent O(1)Li3V3 octahedra, edges with two equivalent O(3)Li3V3 octahedra, edges with two equivalent O(2)Li4V2 octahedra, edges with two equivalent O(4)Li4V2 octahedra, edges with two equivalent F(1)Li4V2 octahedra, and edges with two equivalent F(2)Li6 octahedra. The corner-sharing octahedral tilt angles range from 4-9°. is represented by the CIF file [CIF]
data_Li2VO2F
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.001
_cell_length_b   6.031
_cell_length_c   6.457
_cell_angle_alpha   103.073
_cell_angle_beta   103.371
_cell_angle_gamma   90.215
_symmetry_Int_Tables_number   1
_cell_volume   110.552
_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
  F  F0  1  0.153  0.595  0.337  1.0
  F  F1  1  0.828  0.420  0.657  1.0
  Li  Li2  1  0.990  0.481  0.985  1.0
  Li  Li3  1  0.668  0.321  0.330  1.0
  Li  Li4  1  0.343  0.662  0.685  1.0
  Li  Li5  1  0.334  0.179  0.671  1.0
  O  O6  1  0.532  0.766  0.017  1.0
  O  O7  1  0.486  0.238  0.999  1.0
  O  O8  1  0.173  0.072  0.329  1.0
  O  O9  1  0.829  0.910  0.662  1.0
  V  V10  1  0.003  0.005  0.984  1.0
  V  V11  1  0.661  0.851  0.345  1.0
[/CIF]
.
The compound described by Li2VO2F is Caswellsilverite-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 two equivalent O(1), two equivalent O(2), one F(1), and one F(2) atom to form LiO4F2 octahedra that share  a cornercorner with one Li(2)O3F3 octahedra,  a cornercorner with one Li(3)O3F3 octahedra, corners with four equivalent V(1)O6 octahedra, edges with two equivalent Li(2)O3F3 octahedra, edges with two equivalent Li(3)O3F3 octahedra, edges with two equivalent Li(1)O4F2 octahedra, edges with two equivalent Li(4)O4F2 octahedra, edges with two equivalent V(2)O4F2 octahedra, and edges with two equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-12°. In the second Li site, Li(2) is bonded to one O(2), two equivalent O(3), one F(2), and two equivalent F(1) atoms to form LiO3F3 octahedra that share  a cornercorner with one Li(1)O4F2 octahedra,  a cornercorner with one Li(4)O4F2 octahedra, corners with four equivalent V(2)O4F2 octahedra, edges with two equivalent Li(2)O3F3 octahedra, edges with two equivalent Li(3)O3F3 octahedra, edges with two equivalent Li(1)O4F2 octahedra, edges with two equivalent Li(4)O4F2 octahedra, edges with two equivalent V(2)O4F2 octahedra, and edges with two equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 1-7°. In the third Li site, Li(3) is bonded to one O(1), two equivalent O(4), one F(1), and two equivalent F(2) atoms to form LiO3F3 octahedra that share  a cornercorner with one Li(1)O4F2 octahedra,  a cornercorner with one V(2)O4F2 octahedra, corners with four equivalent Li(4)O4F2 octahedra, edges with two equivalent Li(2)O3F3 octahedra, edges with two equivalent Li(3)O3F3 octahedra, edges with two equivalent Li(1)O4F2 octahedra, edges with two equivalent Li(4)O4F2 octahedra, edges with two equivalent V(2)O4F2 octahedra, and edges with two equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-8°. In the fourth Li site, Li(4) is bonded to one O(2), one O(3), two equivalent O(4), and two equivalent F(2) atoms to form LiO4F2 octahedra that share  a cornercorner with one Li(2)O3F3 octahedra,  a cornercorner with one V(1)O6 octahedra, corners with four equivalent Li(3)O3F3 octahedra, edges with two equivalent Li(2)O3F3 octahedra, edges with two equivalent Li(3)O3F3 octahedra, edges with two equivalent Li(1)O4F2 octahedra, edges with two equivalent Li(4)O4F2 octahedra, edges with two equivalent V(2)O4F2 octahedra, and edges with two equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-7°. There are two inequivalent V sites. In the first V site, V(1) is bonded to one O(3), one O(4), two equivalent O(1), and two equivalent O(2) atoms to form VO6 octahedra that share  a cornercorner with one Li(4)O4F2 octahedra,  a cornercorner with one V(2)O4F2 octahedra, corners with four equivalent Li(1)O4F2 octahedra, edges with two equivalent Li(2)O3F3 octahedra, edges with two equivalent Li(3)O3F3 octahedra, edges with two equivalent Li(1)O4F2 octahedra, edges with two equivalent Li(4)O4F2 octahedra, edges with two equivalent V(2)O4F2 octahedra, and edges with two equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-12°. In the second V site, V(2) is bonded to one O(1), one O(4), two equivalent O(3), and two equivalent F(1) atoms to form VO4F2 octahedra that share  a cornercorner with one Li(3)O3F3 octahedra,  a cornercorner with one V(1)O6 octahedra, corners with four equivalent Li(2)O3F3 octahedra, edges with two equivalent Li(2)O3F3 octahedra, edges with two equivalent Li(3)O3F3 octahedra, edges with two equivalent Li(1)O4F2 octahedra, edges with two equivalent Li(4)O4F2 octahedra, edges with two equivalent V(2)O4F2 octahedra, and edges with two equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 1-6°. There are four inequivalent O sites. In the first O site, O(1) is bonded to one Li(3), two equivalent Li(1), one V(2), and two equivalent V(1) atoms to form OLi3V3 octahedra that share  a cornercorner with one O(4)Li4V2 octahedra,  a cornercorner with one F(1)Li4V2 octahedra, corners with four equivalent O(2)Li4V2 octahedra, edges with two equivalent O(1)Li3V3 octahedra, edges with two equivalent O(3)Li3V3 octahedra, edges with two equivalent O(2)Li4V2 octahedra, edges with two equivalent O(4)Li4V2 octahedra, edges with two equivalent F(1)Li4V2 octahedra, and edges with two equivalent F(2)Li6 octahedra. The corner-sharing octahedral tilt angles range from 6-8°. In the second O site, O(2) is bonded to one Li(2), one Li(4), two equivalent Li(1), and two equivalent V(1) atoms to form OLi4V2 octahedra that share  a cornercorner with one O(3)Li3V3 octahedra,  a cornercorner with one F(2)Li6 octahedra, corners with four equivalent O(1)Li3V3 octahedra, edges with two equivalent O(1)Li3V3 octahedra, edges with two equivalent O(3)Li3V3 octahedra, edges with two equivalent O(2)Li4V2 octahedra, edges with two equivalent O(4)Li4V2 octahedra, edges with two equivalent F(1)Li4V2 octahedra, and edges with two equivalent F(2)Li6 octahedra. The corner-sharing octahedral tilt angles range from 4-8°. In the third O site, O(3) is bonded to one Li(4), two equivalent Li(2), one V(1), and two equivalent V(2) atoms to form OLi3V3 octahedra that share  a cornercorner with one O(2)Li4V2 octahedra,  a cornercorner with one O(4)Li4V2 octahedra, corners with four equivalent F(1)Li4V2 octahedra, edges with two equivalent O(1)Li3V3 octahedra, edges with two equivalent O(3)Li3V3 octahedra, edges with two equivalent O(2)Li4V2 octahedra, edges with two equivalent O(4)Li4V2 octahedra, edges with two equivalent F(1)Li4V2 octahedra, and edges with two equivalent F(2)Li6 octahedra. The corner-sharing octahedral tilt angles range from 2-7°. In the fourth O site, O(4) is bonded to two equivalent Li(3), two equivalent Li(4), one V(1), and one V(2) atom to form OLi4V2 octahedra that share  a cornercorner with one O(1)Li3V3 octahedra,  a cornercorner with one O(3)Li3V3 octahedra, corners with four equivalent F(2)Li6 octahedra, edges with two equivalent O(1)Li3V3 octahedra, edges with two equivalent O(3)Li3V3 octahedra, edges with two equivalent O(2)Li4V2 octahedra, edges with two equivalent O(4)Li4V2 octahedra, edges with two equivalent F(1)Li4V2 octahedra, and edges with two equivalent F(2)Li6 octahedra. The corner-sharing octahedral tilt angles range from 4-9°. There are two inequivalent F sites. In the first F site, F(1) is bonded to one Li(1), one Li(3), two equivalent Li(2), and two equivalent V(2) atoms to form FLi4V2 octahedra that share  a cornercorner with one O(1)Li3V3 octahedra,  a cornercorner with one F(2)Li6 octahedra, corners with four equivalent O(3)Li3V3 octahedra, edges with two equivalent O(1)Li3V3 octahedra, edges with two equivalent O(3)Li3V3 octahedra, edges with two equivalent O(2)Li4V2 octahedra, edges with two equivalent O(4)Li4V2 octahedra, edges with two equivalent F(1)Li4V2 octahedra, and edges with two equivalent F(2)Li6 octahedra. The corner-sharing octahedral tilt angles range from 2-8°. In the second F site, F(2) is bonded to one Li(1), one Li(2), two equivalent Li(3), and two equivalent Li(4) atoms to form FLi6 octahedra that share  a cornercorner with one O(2)Li4V2 octahedra,  a cornercorner with one F(1)Li4V2 octahedra, corners with four equivalent O(4)Li4V2 octahedra, edges with two equivalent O(1)Li3V3 octahedra, edges with two equivalent O(3)Li3V3 octahedra, edges with two equivalent O(2)Li4V2 octahedra, edges with two equivalent O(4)Li4V2 octahedra, edges with two equivalent F(1)Li4V2 octahedra, and edges with two equivalent F(2)Li6 octahedra. The corner-sharing octahedral tilt angles range from 4-9°. is represented by the CIF file [CIF]
data_Li2VO2F
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.001
_cell_length_b   6.031
_cell_length_c   6.457
_cell_angle_alpha   103.073
_cell_angle_beta   103.371
_cell_angle_gamma   90.215
_symmetry_Int_Tables_number   1
_cell_volume   110.552
_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
  F  F0  1  0.153  0.595  0.337  1.0
  F  F1  1  0.828  0.420  0.657  1.0
  Li  Li2  1  0.990  0.481  0.985  1.0
  Li  Li3  1  0.668  0.321  0.330  1.0
  Li  Li4  1  0.343  0.662  0.685  1.0
  Li  Li5  1  0.334  0.179  0.671  1.0
  O  O6  1  0.532  0.766  0.017  1.0
  O  O7  1  0.486  0.238  0.999  1.0
  O  O8  1  0.173  0.072  0.329  1.0
  O  O9  1  0.829  0.910  0.662  1.0
  V  V10  1  0.003  0.005  0.984  1.0
  V  V11  1  0.661  0.851  0.345  1.0
[/CIF]
.