The material structure described by Li9V5(SiO8)2 is Caswellsilverite-derived structured and crystallizes in the triclinic P-1 space group. There are five inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(4), two equivalent O(2), and two equivalent O(8) atoms to form LiO6 octahedra that share  a cornercorner with one Li(5)O6 octahedra,  a cornercorner with one V(2)O6 octahedra, corners with two equivalent V(1)O6 octahedra, corners with two equivalent Si(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one V(1)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(5)O6 octahedra, edges with three equivalent Li(2)O6 octahedra, and edges with three equivalent Si(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-16°. In the second Li site, Li(2) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(8) atom to form LiO6 octahedra that share  a cornercorner with one Li(5)O6 octahedra,  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one V(3)O6 octahedra, corners with two equivalent Si(1)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra,  an edgeedge with one V(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent V(1)O6 octahedra, edges with two equivalent Si(1)O6 octahedra, and edges with three equivalent Li(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-14°. In the third Li site, Li(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 LiO6 octahedra that share  a cornercorner with one Li(5)O6 octahedra,  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(3)O6 octahedra,  a cornercorner with one Si(1)O6 octahedra, corners with two equivalent V(2)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one V(3)O6 octahedra,  an edgeedge with one Si(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 three equivalent Li(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 2-13°. In the fourth Li site, Li(4) is bonded to one O(3), one O(5), two equivalent O(6), and two equivalent O(7) atoms to form LiO6 octahedra that share  a cornercorner with one V(3)O6 octahedra,  a cornercorner with one Si(1)O6 octahedra, corners with two equivalent V(1)O6 octahedra, corners with two equivalent V(2)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one V(1)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent V(3)O6 octahedra, edges with three equivalent Li(3)O6 octahedra, and edges with three equivalent V(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 0-6°. In the fifth Li site, Li(5) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(8) atoms to form LiO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent V(1)O6 octahedra, edges with four equivalent Li(1)O6 octahedra, and edges with four equivalent Si(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 13-14°. There are three inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(7) atom to form VO6 octahedra that share  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Li(3)O6 octahedra, corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(4)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra,  an edgeedge with one V(3)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent V(2)O6 octahedra, and edges with two equivalent Si(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-14°. In the second V site, V(2) is bonded to one O(3), one O(4), one O(5), one O(7), and two equivalent O(6) atoms to form VO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(2)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Li(4)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one V(2)O6 octahedra,  an edgeedge with one Si(1)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent V(1)O6 octahedra, edges with two equivalent V(3)O6 octahedra, and edges with three equivalent Li(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-16°. In the third V site, V(3) is bonded to two equivalent O(3), two equivalent O(6), and two equivalent O(7) atoms to form VO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Li(4)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent V(1)O6 octahedra, edges with four equivalent Li(4)O6 octahedra, and edges with four equivalent V(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-6°. Si(1) is bonded to one O(1), one O(2), one O(4), one O(5), and two equivalent O(8) atoms to form SiO6 octahedra that share  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Li(4)O6 octahedra, corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one V(2)O6 octahedra,  an edgeedge with one Si(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(5)O6 octahedra, edges with two equivalent V(1)O6 octahedra, and edges with three equivalent Li(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 0-11°. There are eight inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Li(2), one Li(3), one Li(5), one V(1), and one Si(1) atom to form OLi4VSi octahedra that share  a cornercorner with one O(4)Li3V2Si octahedra,  a cornercorner with one O(3)Li3V3 octahedra,  a cornercorner with one O(6)Li3V3 octahedra,  a cornercorner with one O(8)Li4Si2 octahedra,  a cornercorner with one O(1)Li4VSi octahedra,  a cornercorner with one O(2)Li4VSi octahedra,  an edgeedge with one O(3)Li3V3 octahedra,  an edgeedge with one O(7)Li3V3 octahedra, edges with two equivalent O(4)Li3V2Si octahedra, edges with two equivalent O(5)Li3V2Si octahedra, edges with three equivalent O(8)Li4Si2 octahedra, and edges with three equivalent O(2)Li4VSi octahedra. The corner-sharing octahedral tilt angles range from 0-9°. In the second O site, O(2) is bonded to one Li(2), one Li(5), two equivalent Li(1), one V(1), and one Si(1) atom to form OLi4VSi octahedra that share  a cornercorner with one O(4)Li3V2Si octahedra,  a cornercorner with one O(5)Li3V2Si octahedra,  a cornercorner with one O(7)Li3V3 octahedra,  a cornercorner with one O(8)Li4Si2 octahedra,  a cornercorner with one O(1)Li4VSi octahedra,  a cornercorner with one O(2)Li4VSi octahedra,  an edgeedge with one O(5)Li3V2Si octahedra,  an edgeedge with one O(3)Li3V3 octahedra,  an edgeedge with one O(2)Li4VSi octahedra, edges with two equivalent O(4)Li3V2Si octahedra, edges with three equivalent O(1)Li4VSi octahedra, and edges with four equivalent O(8)Li4Si2 octahedra. The corner-sharing octahedral tilt angles range from 0-11°. In the third O site, O(3) is bonded to one Li(2), one Li(3), one Li(4), one V(1), one V(2), and one V(3) atom to form OLi3V3 octahedra that share  a cornercorner with one O(5)Li3V2Si octahedra,  a cornercorner with one O(3)Li3V3 octahedra,  a cornercorner with one O(6)Li3V3 octahedra,  a cornercorner with one O(7)Li3V3 octahedra,  a cornercorner with one O(8)Li4Si2 octahedra,  a cornercorner with one O(1)Li4VSi octahedra,  an edgeedge with one O(1)Li4VSi octahedra,  an edgeedge with one O(2)Li4VSi octahedra, edges with two equivalent O(4)Li3V2Si octahedra, edges with two equivalent O(5)Li3V2Si octahedra, edges with three equivalent O(6)Li3V3 octahedra, and edges with three equivalent O(7)Li3V3 octahedra. The corner-sharing octahedral tilt angles range from 0-9°. In the fourth O site, O(4) is bonded to one Li(1), one Li(2), one Li(3), one V(1), one V(2), and one Si(1) atom to form OLi3V2Si octahedra that share  a cornercorner with one O(5)Li3V2Si octahedra,  a cornercorner with one O(6)Li3V3 octahedra,  a cornercorner with one O(7)Li3V3 octahedra,  a cornercorner with one O(8)Li4Si2 octahedra,  a cornercorner with one O(1)Li4VSi octahedra,  a cornercorner with one O(2)Li4VSi octahedra,  an edgeedge with one O(6)Li3V3 octahedra,  an edgeedge with one O(7)Li3V3 octahedra, edges with two equivalent O(5)Li3V2Si octahedra, edges with two equivalent O(3)Li3V3 octahedra, edges with two equivalent O(8)Li4Si2 octahedra, edges with two equivalent O(1)Li4VSi octahedra, and edges with two equivalent O(2)Li4VSi octahedra. The corner-sharing octahedral tilt angles range from 2-11°. In the fifth O site, O(5) is bonded to one Li(2), one Li(3), one Li(4), one V(1), one V(2), and one Si(1) atom to form OLi3V2Si octahedra that share  a cornercorner with one O(4)Li3V2Si octahedra,  a cornercorner with one O(3)Li3V3 octahedra,  a cornercorner with one O(6)Li3V3 octahedra,  a cornercorner with one O(7)Li3V3 octahedra,  a cornercorner with one O(8)Li4Si2 octahedra,  a cornercorner with one O(2)Li4VSi octahedra,  an edgeedge with one O(8)Li4Si2 octahedra,  an edgeedge with one O(2)Li4VSi octahedra, edges with two equivalent O(4)Li3V2Si octahedra, edges with two equivalent O(3)Li3V3 octahedra, edges with two equivalent O(6)Li3V3 octahedra, edges with two equivalent O(7)Li3V3 octahedra, and edges with two equivalent O(1)Li4VSi octahedra. The corner-sharing octahedral tilt angles range from 2-6°. In the sixth O site, O(6) is bonded to one Li(3), two equivalent Li(4), one V(3), and two equivalent V(2) atoms to form OLi3V3 octahedra that share  a cornercorner with one O(4)Li3V2Si octahedra,  a cornercorner with one O(5)Li3V2Si octahedra,  a cornercorner with one O(3)Li3V3 octahedra,  a cornercorner with one O(6)Li3V3 octahedra,  a cornercorner with one O(7)Li3V3 octahedra,  a cornercorner with one O(1)Li4VSi octahedra,  an edgeedge with one O(4)Li3V2Si octahedra, edges with two equivalent O(5)Li3V2Si octahedra, edges with two equivalent O(6)Li3V3 octahedra, edges with three equivalent O(3)Li3V3 octahedra, and edges with four equivalent O(7)Li3V3 octahedra. The corner-sharing octahedral tilt angles range from 0-5°. In the seventh O site, O(7) is bonded to one Li(3), two equivalent Li(4), one V(1), one V(2), and one V(3) atom to form OLi3V3 octahedra that share  a cornercorner with one O(4)Li3V2Si octahedra,  a cornercorner with one O(5)Li3V2Si octahedra,  a cornercorner with one O(3)Li3V3 octahedra,  a cornercorner with one O(6)Li3V3 octahedra,  a cornercorner with one O(7)Li3V3 octahedra,  a cornercorner with one O(2)Li4VSi octahedra,  an edgeedge with one O(4)Li3V2Si octahedra,  an edgeedge with one O(7)Li3V3 octahedra,  an edgeedge with one O(1)Li4VSi octahedra, edges with two equivalent O(5)Li3V2Si octahedra, edges with three equivalent O(3)Li3V3 octahedra, and edges with four equivalent O(6)Li3V3 octahedra. The corner-sharing octahedral tilt angles range from 0-7°. In the eighth O site, O(8) is bonded to one Li(2), one Li(5), two equivalent Li(1), and two equivalent Si(1) atoms to form OLi4Si2 octahedra that share  a cornercorner with one O(4)Li3V2Si octahedra,  a cornercorner with one O(5)Li3V2Si octahedra,  a cornercorner with one O(3)Li3V3 octahedra,  a cornercorner with one O(8)Li4Si2 octahedra,  a cornercorner with one O(1)Li4VSi octahedra,  a cornercorner with one O(2)Li4VSi octahedra,  an edgeedge with one O(5)Li3V2Si octahedra, edges with two equivalent O(4)Li3V2Si octahedra, edges with two equivalent O(8)Li4Si2 octahedra, edges with three equivalent O(1)Li4VSi octahedra, and edges with four equivalent O(2)Li4VSi octahedra. The corner-sharing octahedral tilt angles range from 0-9°. is represented by the Crystallographic Information File (CIF) [CIF]
data_Li9V5(SiO8)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.105
_cell_length_b   5.115
_cell_length_c   11.318
_cell_angle_alpha   80.901
_cell_angle_beta   85.317
_cell_angle_gamma   80.341
_symmetry_Int_Tables_number   1
_cell_volume   287.203
_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  0.747  0.927  0.560  1.0
  Li  Li1  1  0.241  0.816  0.676  1.0
  Li  Li2  1  0.747  0.684  0.808  1.0
  Li  Li3  1  0.253  0.564  0.941  1.0
  Li  Li4  1  0.747  0.436  0.059  1.0
  Li  Li5  1  0.253  0.316  0.192  1.0
  Li  Li6  1  0.759  0.184  0.324  1.0
  Li  Li7  1  0.253  0.073  0.440  1.0
  Li  Li8  1  0.500  0.500  0.500  1.0
  V  V9  1  0.497  0.262  0.737  1.0
  V  V10  1  0.001  0.131  0.868  1.0
  V  V11  1  0.500  0.000  0.000  1.0
  V  V12  1  0.999  0.869  0.132  1.0
  V  V13  1  0.503  0.738  0.263  1.0
  Si  Si14  1  0.996  0.380  0.616  1.0
  Si  Si15  1  0.004  0.620  0.384  1.0
  O  O16  1  0.665  0.562  0.652  1.0
  O  O17  1  0.330  0.184  0.599  1.0
  O  O18  1  0.373  0.926  0.844  1.0
  O  O19  1  0.883  0.080  0.700  1.0
  O  O20  1  0.108  0.459  0.759  1.0
  O  O21  1  0.873  0.801  0.967  1.0
  O  O22  1  0.630  0.332  0.897  1.0
  O  O23  1  0.127  0.199  0.033  1.0
  O  O24  1  0.370  0.668  0.103  1.0
  O  O25  1  0.892  0.541  0.241  1.0
  O  O26  1  0.627  0.074  0.156  1.0
  O  O27  1  0.335  0.438  0.348  1.0
  O  O28  1  0.670  0.816  0.401  1.0
  O  O29  1  0.117  0.920  0.300  1.0
  O  O30  1  0.099  0.679  0.527  1.0
  O  O31  1  0.901  0.321  0.473  1.0
[/CIF]
.
The material structure described by Li9V5(SiO8)2 is Caswellsilverite-derived structured and crystallizes in the triclinic P-1 space group. There are five inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(4), two equivalent O(2), and two equivalent O(8) atoms to form LiO6 octahedra that share  a cornercorner with one Li(5)O6 octahedra,  a cornercorner with one V(2)O6 octahedra, corners with two equivalent V(1)O6 octahedra, corners with two equivalent Si(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one V(1)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(5)O6 octahedra, edges with three equivalent Li(2)O6 octahedra, and edges with three equivalent Si(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-16°. In the second Li site, Li(2) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(8) atom to form LiO6 octahedra that share  a cornercorner with one Li(5)O6 octahedra,  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one V(3)O6 octahedra, corners with two equivalent Si(1)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra,  an edgeedge with one V(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent V(1)O6 octahedra, edges with two equivalent Si(1)O6 octahedra, and edges with three equivalent Li(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-14°. In the third Li site, Li(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 LiO6 octahedra that share  a cornercorner with one Li(5)O6 octahedra,  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(3)O6 octahedra,  a cornercorner with one Si(1)O6 octahedra, corners with two equivalent V(2)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one V(3)O6 octahedra,  an edgeedge with one Si(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 three equivalent Li(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 2-13°. In the fourth Li site, Li(4) is bonded to one O(3), one O(5), two equivalent O(6), and two equivalent O(7) atoms to form LiO6 octahedra that share  a cornercorner with one V(3)O6 octahedra,  a cornercorner with one Si(1)O6 octahedra, corners with two equivalent V(1)O6 octahedra, corners with two equivalent V(2)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one V(1)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent V(3)O6 octahedra, edges with three equivalent Li(3)O6 octahedra, and edges with three equivalent V(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 0-6°. In the fifth Li site, Li(5) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(8) atoms to form LiO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent V(1)O6 octahedra, edges with four equivalent Li(1)O6 octahedra, and edges with four equivalent Si(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 13-14°. There are three inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(7) atom to form VO6 octahedra that share  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Li(3)O6 octahedra, corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(4)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra,  an edgeedge with one V(3)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent V(2)O6 octahedra, and edges with two equivalent Si(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-14°. In the second V site, V(2) is bonded to one O(3), one O(4), one O(5), one O(7), and two equivalent O(6) atoms to form VO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(2)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Li(4)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one V(2)O6 octahedra,  an edgeedge with one Si(1)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent V(1)O6 octahedra, edges with two equivalent V(3)O6 octahedra, and edges with three equivalent Li(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-16°. In the third V site, V(3) is bonded to two equivalent O(3), two equivalent O(6), and two equivalent O(7) atoms to form VO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Li(4)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent V(1)O6 octahedra, edges with four equivalent Li(4)O6 octahedra, and edges with four equivalent V(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 4-6°. Si(1) is bonded to one O(1), one O(2), one O(4), one O(5), and two equivalent O(8) atoms to form SiO6 octahedra that share  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Li(4)O6 octahedra, corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one V(2)O6 octahedra,  an edgeedge with one Si(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(5)O6 octahedra, edges with two equivalent V(1)O6 octahedra, and edges with three equivalent Li(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 0-11°. There are eight inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Li(2), one Li(3), one Li(5), one V(1), and one Si(1) atom to form OLi4VSi octahedra that share  a cornercorner with one O(4)Li3V2Si octahedra,  a cornercorner with one O(3)Li3V3 octahedra,  a cornercorner with one O(6)Li3V3 octahedra,  a cornercorner with one O(8)Li4Si2 octahedra,  a cornercorner with one O(1)Li4VSi octahedra,  a cornercorner with one O(2)Li4VSi octahedra,  an edgeedge with one O(3)Li3V3 octahedra,  an edgeedge with one O(7)Li3V3 octahedra, edges with two equivalent O(4)Li3V2Si octahedra, edges with two equivalent O(5)Li3V2Si octahedra, edges with three equivalent O(8)Li4Si2 octahedra, and edges with three equivalent O(2)Li4VSi octahedra. The corner-sharing octahedral tilt angles range from 0-9°. In the second O site, O(2) is bonded to one Li(2), one Li(5), two equivalent Li(1), one V(1), and one Si(1) atom to form OLi4VSi octahedra that share  a cornercorner with one O(4)Li3V2Si octahedra,  a cornercorner with one O(5)Li3V2Si octahedra,  a cornercorner with one O(7)Li3V3 octahedra,  a cornercorner with one O(8)Li4Si2 octahedra,  a cornercorner with one O(1)Li4VSi octahedra,  a cornercorner with one O(2)Li4VSi octahedra,  an edgeedge with one O(5)Li3V2Si octahedra,  an edgeedge with one O(3)Li3V3 octahedra,  an edgeedge with one O(2)Li4VSi octahedra, edges with two equivalent O(4)Li3V2Si octahedra, edges with three equivalent O(1)Li4VSi octahedra, and edges with four equivalent O(8)Li4Si2 octahedra. The corner-sharing octahedral tilt angles range from 0-11°. In the third O site, O(3) is bonded to one Li(2), one Li(3), one Li(4), one V(1), one V(2), and one V(3) atom to form OLi3V3 octahedra that share  a cornercorner with one O(5)Li3V2Si octahedra,  a cornercorner with one O(3)Li3V3 octahedra,  a cornercorner with one O(6)Li3V3 octahedra,  a cornercorner with one O(7)Li3V3 octahedra,  a cornercorner with one O(8)Li4Si2 octahedra,  a cornercorner with one O(1)Li4VSi octahedra,  an edgeedge with one O(1)Li4VSi octahedra,  an edgeedge with one O(2)Li4VSi octahedra, edges with two equivalent O(4)Li3V2Si octahedra, edges with two equivalent O(5)Li3V2Si octahedra, edges with three equivalent O(6)Li3V3 octahedra, and edges with three equivalent O(7)Li3V3 octahedra. The corner-sharing octahedral tilt angles range from 0-9°. In the fourth O site, O(4) is bonded to one Li(1), one Li(2), one Li(3), one V(1), one V(2), and one Si(1) atom to form OLi3V2Si octahedra that share  a cornercorner with one O(5)Li3V2Si octahedra,  a cornercorner with one O(6)Li3V3 octahedra,  a cornercorner with one O(7)Li3V3 octahedra,  a cornercorner with one O(8)Li4Si2 octahedra,  a cornercorner with one O(1)Li4VSi octahedra,  a cornercorner with one O(2)Li4VSi octahedra,  an edgeedge with one O(6)Li3V3 octahedra,  an edgeedge with one O(7)Li3V3 octahedra, edges with two equivalent O(5)Li3V2Si octahedra, edges with two equivalent O(3)Li3V3 octahedra, edges with two equivalent O(8)Li4Si2 octahedra, edges with two equivalent O(1)Li4VSi octahedra, and edges with two equivalent O(2)Li4VSi octahedra. The corner-sharing octahedral tilt angles range from 2-11°. In the fifth O site, O(5) is bonded to one Li(2), one Li(3), one Li(4), one V(1), one V(2), and one Si(1) atom to form OLi3V2Si octahedra that share  a cornercorner with one O(4)Li3V2Si octahedra,  a cornercorner with one O(3)Li3V3 octahedra,  a cornercorner with one O(6)Li3V3 octahedra,  a cornercorner with one O(7)Li3V3 octahedra,  a cornercorner with one O(8)Li4Si2 octahedra,  a cornercorner with one O(2)Li4VSi octahedra,  an edgeedge with one O(8)Li4Si2 octahedra,  an edgeedge with one O(2)Li4VSi octahedra, edges with two equivalent O(4)Li3V2Si octahedra, edges with two equivalent O(3)Li3V3 octahedra, edges with two equivalent O(6)Li3V3 octahedra, edges with two equivalent O(7)Li3V3 octahedra, and edges with two equivalent O(1)Li4VSi octahedra. The corner-sharing octahedral tilt angles range from 2-6°. In the sixth O site, O(6) is bonded to one Li(3), two equivalent Li(4), one V(3), and two equivalent V(2) atoms to form OLi3V3 octahedra that share  a cornercorner with one O(4)Li3V2Si octahedra,  a cornercorner with one O(5)Li3V2Si octahedra,  a cornercorner with one O(3)Li3V3 octahedra,  a cornercorner with one O(6)Li3V3 octahedra,  a cornercorner with one O(7)Li3V3 octahedra,  a cornercorner with one O(1)Li4VSi octahedra,  an edgeedge with one O(4)Li3V2Si octahedra, edges with two equivalent O(5)Li3V2Si octahedra, edges with two equivalent O(6)Li3V3 octahedra, edges with three equivalent O(3)Li3V3 octahedra, and edges with four equivalent O(7)Li3V3 octahedra. The corner-sharing octahedral tilt angles range from 0-5°. In the seventh O site, O(7) is bonded to one Li(3), two equivalent Li(4), one V(1), one V(2), and one V(3) atom to form OLi3V3 octahedra that share  a cornercorner with one O(4)Li3V2Si octahedra,  a cornercorner with one O(5)Li3V2Si octahedra,  a cornercorner with one O(3)Li3V3 octahedra,  a cornercorner with one O(6)Li3V3 octahedra,  a cornercorner with one O(7)Li3V3 octahedra,  a cornercorner with one O(2)Li4VSi octahedra,  an edgeedge with one O(4)Li3V2Si octahedra,  an edgeedge with one O(7)Li3V3 octahedra,  an edgeedge with one O(1)Li4VSi octahedra, edges with two equivalent O(5)Li3V2Si octahedra, edges with three equivalent O(3)Li3V3 octahedra, and edges with four equivalent O(6)Li3V3 octahedra. The corner-sharing octahedral tilt angles range from 0-7°. In the eighth O site, O(8) is bonded to one Li(2), one Li(5), two equivalent Li(1), and two equivalent Si(1) atoms to form OLi4Si2 octahedra that share  a cornercorner with one O(4)Li3V2Si octahedra,  a cornercorner with one O(5)Li3V2Si octahedra,  a cornercorner with one O(3)Li3V3 octahedra,  a cornercorner with one O(8)Li4Si2 octahedra,  a cornercorner with one O(1)Li4VSi octahedra,  a cornercorner with one O(2)Li4VSi octahedra,  an edgeedge with one O(5)Li3V2Si octahedra, edges with two equivalent O(4)Li3V2Si octahedra, edges with two equivalent O(8)Li4Si2 octahedra, edges with three equivalent O(1)Li4VSi octahedra, and edges with four equivalent O(2)Li4VSi octahedra. The corner-sharing octahedral tilt angles range from 0-9°. is represented by the Crystallographic Information File (CIF) [CIF]
data_Li9V5(SiO8)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.105
_cell_length_b   5.115
_cell_length_c   11.318
_cell_angle_alpha   80.901
_cell_angle_beta   85.317
_cell_angle_gamma   80.341
_symmetry_Int_Tables_number   1
_cell_volume   287.203
_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  0.747  0.927  0.560  1.0
  Li  Li1  1  0.241  0.816  0.676  1.0
  Li  Li2  1  0.747  0.684  0.808  1.0
  Li  Li3  1  0.253  0.564  0.941  1.0
  Li  Li4  1  0.747  0.436  0.059  1.0
  Li  Li5  1  0.253  0.316  0.192  1.0
  Li  Li6  1  0.759  0.184  0.324  1.0
  Li  Li7  1  0.253  0.073  0.440  1.0
  Li  Li8  1  0.500  0.500  0.500  1.0
  V  V9  1  0.497  0.262  0.737  1.0
  V  V10  1  0.001  0.131  0.868  1.0
  V  V11  1  0.500  0.000  0.000  1.0
  V  V12  1  0.999  0.869  0.132  1.0
  V  V13  1  0.503  0.738  0.263  1.0
  Si  Si14  1  0.996  0.380  0.616  1.0
  Si  Si15  1  0.004  0.620  0.384  1.0
  O  O16  1  0.665  0.562  0.652  1.0
  O  O17  1  0.330  0.184  0.599  1.0
  O  O18  1  0.373  0.926  0.844  1.0
  O  O19  1  0.883  0.080  0.700  1.0
  O  O20  1  0.108  0.459  0.759  1.0
  O  O21  1  0.873  0.801  0.967  1.0
  O  O22  1  0.630  0.332  0.897  1.0
  O  O23  1  0.127  0.199  0.033  1.0
  O  O24  1  0.370  0.668  0.103  1.0
  O  O25  1  0.892  0.541  0.241  1.0
  O  O26  1  0.627  0.074  0.156  1.0
  O  O27  1  0.335  0.438  0.348  1.0
  O  O28  1  0.670  0.816  0.401  1.0
  O  O29  1  0.117  0.920  0.300  1.0
  O  O30  1  0.099  0.679  0.527  1.0
  O  O31  1  0.901  0.321  0.473  1.0
[/CIF]
.