The crystal structure described by Li2Fe3SnO8 is Spinel-derived structured and crystallizes in the triclinic P1 space group. There are two inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(3), one O(4), and one O(5) atom to form LiO4 tetrahedra that share corners with three equivalent Fe(1)O6 octahedra, corners with three equivalent Fe(2)O6 octahedra, corners with three equivalent Fe(3)O6 octahedra, and corners with three equivalent Sn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-62°. In the second Li site, Li(2) is bonded to one O(2), one O(6), one O(7), and one O(8) atom to form LiO4 tetrahedra that share corners with three equivalent Fe(1)O6 octahedra, corners with three equivalent Fe(2)O6 octahedra, corners with three equivalent Fe(3)O6 octahedra, and corners with three equivalent Sn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-62°. 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(7), and one O(8) atom to form FeO6 octahedra that share corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 tetrahedra, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, and edges with two equivalent Sn(1)O6 octahedra. In the second Fe site, Fe(2) is bonded to one O(1), one O(2), one O(3), one O(5), one O(6), and one O(8) atom to form FeO6 octahedra that share corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 tetrahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, and edges with two equivalent Sn(1)O6 octahedra. In the third Fe site, Fe(3) is bonded to one O(1), one O(2), one O(4), one O(5), one O(6), and one O(7) atom to form FeO6 octahedra that share corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 tetrahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, and edges with two equivalent Sn(1)O6 octahedra. Sn(1) is bonded to one O(3), one O(4), one O(5), one O(6), one O(7), and one O(8) atom to form SnO6 octahedra that share corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 tetrahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, and edges with two equivalent Fe(3)O6 octahedra. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one Li(1), one Fe(1), one Fe(2), and one Fe(3) atom. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one Fe(1), one Fe(2), and one Fe(3) atom. In the third O site, O(3) is bonded to one Li(1), one Fe(1), one Fe(2), and one Sn(1) atom to form a mixture of distorted edge and corner-sharing OLiFe2Sn trigonal pyramids. In the fourth O site, O(4) is bonded to one Li(1), one Fe(1), one Fe(3), and one Sn(1) atom to form a mixture of distorted edge and corner-sharing OLiFe2Sn trigonal pyramids. In the fifth O site, O(5) is bonded to one Li(1), one Fe(2), one Fe(3), and one Sn(1) atom to form a mixture of distorted edge and corner-sharing OLiFe2Sn trigonal pyramids. In the sixth O site, O(6) is bonded to one Li(2), one Fe(2), one Fe(3), and one Sn(1) atom to form a mixture of distorted edge and corner-sharing OLiFe2Sn trigonal pyramids. In the seventh O site, O(7) is bonded to one Li(2), one Fe(1), one Fe(3), and one Sn(1) atom to form a mixture of distorted edge and corner-sharing OLiFe2Sn trigonal pyramids. In the eighth O site, O(8) is bonded to one Li(2), one Fe(1), one Fe(2), and one Sn(1) atom to form a mixture of distorted edge and corner-sharing OLiFe2Sn trigonal pyramids. is represented by the CIF card [CIF]
data_Li2Fe3SnO8
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.000
_cell_length_b   6.002
_cell_length_c   6.136
_cell_angle_alpha   90.918
_cell_angle_beta   118.976
_cell_angle_gamma   119.149
_symmetry_Int_Tables_number   1
_cell_volume   159.381
_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
  Fe  Fe0  1  0.000  0.500  0.999  1.0
  Fe  Fe1  1  0.500  0.000  0.000  1.0
  Fe  Fe2  1  0.500  0.500  0.000  1.0
  Li  Li3  1  0.760  0.873  0.634  1.0
  Li  Li4  1  0.240  0.126  0.367  1.0
  O  O5  1  0.478  0.723  0.203  1.0
  O  O6  1  0.523  0.277  0.799  1.0
  O  O7  1  0.029  0.744  0.772  1.0
  O  O8  1  0.024  0.281  0.764  1.0
  O  O9  1  0.485  0.738  0.767  1.0
  O  O10  1  0.515  0.262  0.233  1.0
  O  O11  1  0.976  0.720  0.236  1.0
  O  O12  1  0.970  0.256  0.227  1.0
  Sn  Sn13  1  0.000  0.501  0.499  1.0
[/CIF]
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The crystal structure described by Li2Fe3SnO8 is Spinel-derived structured and crystallizes in the triclinic P1 space group. There are two inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(3), one O(4), and one O(5) atom to form LiO4 tetrahedra that share corners with three equivalent Fe(1)O6 octahedra, corners with three equivalent Fe(2)O6 octahedra, corners with three equivalent Fe(3)O6 octahedra, and corners with three equivalent Sn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-62°. In the second Li site, Li(2) is bonded to one O(2), one O(6), one O(7), and one O(8) atom to form LiO4 tetrahedra that share corners with three equivalent Fe(1)O6 octahedra, corners with three equivalent Fe(2)O6 octahedra, corners with three equivalent Fe(3)O6 octahedra, and corners with three equivalent Sn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-62°. 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(7), and one O(8) atom to form FeO6 octahedra that share corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 tetrahedra, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, and edges with two equivalent Sn(1)O6 octahedra. In the second Fe site, Fe(2) is bonded to one O(1), one O(2), one O(3), one O(5), one O(6), and one O(8) atom to form FeO6 octahedra that share corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 tetrahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, and edges with two equivalent Sn(1)O6 octahedra. In the third Fe site, Fe(3) is bonded to one O(1), one O(2), one O(4), one O(5), one O(6), and one O(7) atom to form FeO6 octahedra that share corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 tetrahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, and edges with two equivalent Sn(1)O6 octahedra. Sn(1) is bonded to one O(3), one O(4), one O(5), one O(6), one O(7), and one O(8) atom to form SnO6 octahedra that share corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 tetrahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, and edges with two equivalent Fe(3)O6 octahedra. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one Li(1), one Fe(1), one Fe(2), and one Fe(3) atom. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one Fe(1), one Fe(2), and one Fe(3) atom. In the third O site, O(3) is bonded to one Li(1), one Fe(1), one Fe(2), and one Sn(1) atom to form a mixture of distorted edge and corner-sharing OLiFe2Sn trigonal pyramids. In the fourth O site, O(4) is bonded to one Li(1), one Fe(1), one Fe(3), and one Sn(1) atom to form a mixture of distorted edge and corner-sharing OLiFe2Sn trigonal pyramids. In the fifth O site, O(5) is bonded to one Li(1), one Fe(2), one Fe(3), and one Sn(1) atom to form a mixture of distorted edge and corner-sharing OLiFe2Sn trigonal pyramids. In the sixth O site, O(6) is bonded to one Li(2), one Fe(2), one Fe(3), and one Sn(1) atom to form a mixture of distorted edge and corner-sharing OLiFe2Sn trigonal pyramids. In the seventh O site, O(7) is bonded to one Li(2), one Fe(1), one Fe(3), and one Sn(1) atom to form a mixture of distorted edge and corner-sharing OLiFe2Sn trigonal pyramids. In the eighth O site, O(8) is bonded to one Li(2), one Fe(1), one Fe(2), and one Sn(1) atom to form a mixture of distorted edge and corner-sharing OLiFe2Sn trigonal pyramids. is represented by the CIF card [CIF]
data_Li2Fe3SnO8
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.000
_cell_length_b   6.002
_cell_length_c   6.136
_cell_angle_alpha   90.918
_cell_angle_beta   118.976
_cell_angle_gamma   119.149
_symmetry_Int_Tables_number   1
_cell_volume   159.381
_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
  Fe  Fe0  1  0.000  0.500  0.999  1.0
  Fe  Fe1  1  0.500  0.000  0.000  1.0
  Fe  Fe2  1  0.500  0.500  0.000  1.0
  Li  Li3  1  0.760  0.873  0.634  1.0
  Li  Li4  1  0.240  0.126  0.367  1.0
  O  O5  1  0.478  0.723  0.203  1.0
  O  O6  1  0.523  0.277  0.799  1.0
  O  O7  1  0.029  0.744  0.772  1.0
  O  O8  1  0.024  0.281  0.764  1.0
  O  O9  1  0.485  0.738  0.767  1.0
  O  O10  1  0.515  0.262  0.233  1.0
  O  O11  1  0.976  0.720  0.236  1.0
  O  O12  1  0.970  0.256  0.227  1.0
  Sn  Sn13  1  0.000  0.501  0.499  1.0
[/CIF]
.