The crystal structure described by La4Ti3S4O8 crystallizes in the monoclinic C2 space group. There are four inequivalent La sites. In the first La site, La(1) is bonded in a 9-coordinate geometry to one S(1), two equivalent S(2), two equivalent S(4), one O(6), one O(7), and two equivalent O(4) atoms. In the second La site, La(2) is bonded in a 9-coordinate geometry to one S(2), one S(3), two equivalent S(1), one O(5), two equivalent O(1), and two equivalent O(3) atoms. In the third La site, La(3) is bonded in a 9-coordinate geometry to two equivalent S(2), two equivalent S(3), one O(3), one O(7), and three equivalent O(2) atoms. In the fourth La site, La(4) is bonded in a 9-coordinate geometry to two equivalent S(1), three equivalent S(4), one O(5), one O(6), and two equivalent O(8) atoms. There are four inequivalent Ti sites. In the first Ti site, Ti(1) is bonded to one S(1), one O(1), one O(4), one O(8), and two equivalent O(5) atoms to form distorted TiSO5 trigonal bipyramids that share  a cornercorner with one Ti(4)O4 tetrahedra and corners with two equivalent Ti(1)SO5 trigonal bipyramids. In the second Ti site, Ti(2) is bonded in a distorted linear geometry to four equivalent S(3) and two equivalent O(3) atoms. In the third Ti site, Ti(3) is bonded in a 5-coordinate geometry to one S(2), one O(1), one O(2), one O(4), and two equivalent O(7) atoms. In the fourth Ti site, Ti(4) is bonded to two equivalent O(6) and two equivalent O(8) atoms to form corner-sharing TiO4 tetrahedra. There are four inequivalent S sites. In the first S site, S(1) is bonded to one La(1), two equivalent La(2), two equivalent La(4), and one Ti(1) atom to form distorted SLa5Ti pentagonal pyramids that share corners with two equivalent O(3)La3Ti tetrahedra, corners with two equivalent S(4)La5 trigonal bipyramids, corners with two equivalent O(1)La2Ti2 trigonal pyramids, corners with two equivalent O(8)La2Ti2 trigonal pyramids, corners with three equivalent O(4)La2Ti2 trigonal pyramids, edges with two equivalent S(1)La5Ti pentagonal pyramids, edges with two equivalent S(2)La5Ti pentagonal pyramids,  an edgeedge with one O(3)La3Ti tetrahedra, edges with three equivalent S(4)La5 trigonal bipyramids,  a faceface with one O(1)La2Ti2 trigonal pyramid, and  a faceface with one O(8)La2Ti2 trigonal pyramid. In the second S site, S(2) is bonded to one La(2), two equivalent La(1), two equivalent La(3), and one Ti(3) atom to form distorted SLa5Ti pentagonal pyramids that share corners with four equivalent O(2)La3Ti tetrahedra, corners with two equivalent S(4)La5 trigonal bipyramids, corners with two equivalent O(4)La2Ti2 trigonal pyramids, corners with three equivalent O(1)La2Ti2 trigonal pyramids, edges with two equivalent S(1)La5Ti pentagonal pyramids, edges with two equivalent S(2)La5Ti pentagonal pyramids, edges with two equivalent O(3)La3Ti tetrahedra,  an edgeedge with one S(4)La5 trigonal bipyramid,  a faceface with one O(2)La3Ti tetrahedra, and  a faceface with one O(4)La2Ti2 trigonal pyramid. In the third S site, S(3) is bonded in a distorted pentagonal planar geometry to one La(2), two equivalent La(3), and two equivalent Ti(2) atoms. In the fourth S site, S(4) is bonded to two equivalent La(1) and three equivalent La(4) atoms to form distorted SLa5 trigonal bipyramids that share corners with two equivalent S(1)La5Ti pentagonal pyramids, corners with two equivalent S(2)La5Ti pentagonal pyramids, corners with two equivalent O(4)La2Ti2 trigonal pyramids, corners with four equivalent O(8)La2Ti2 trigonal pyramids,  an edgeedge with one S(2)La5Ti pentagonal pyramid, edges with three equivalent S(1)La5Ti pentagonal pyramids, edges with four equivalent S(4)La5 trigonal bipyramids,  an edgeedge with one O(4)La2Ti2 trigonal pyramid, and  an edgeedge with one O(8)La2Ti2 trigonal pyramid. There are eight inequivalent O sites. In the first O site, O(1) is bonded to two equivalent La(2), one Ti(1), and one Ti(3) atom to form distorted OLa2Ti2 trigonal pyramids that share corners with two equivalent S(1)La5Ti pentagonal pyramids, corners with three equivalent S(2)La5Ti pentagonal pyramids,  a cornercorner with one O(2)La3Ti tetrahedra, corners with two equivalent O(3)La3Ti tetrahedra,  a cornercorner with one O(8)La2Ti2 trigonal pyramid, corners with two equivalent O(1)La2Ti2 trigonal pyramids,  an edgeedge with one O(3)La3Ti tetrahedra,  an edgeedge with one O(4)La2Ti2 trigonal pyramid, and  a faceface with one S(1)La5Ti pentagonal pyramid. In the second O site, O(2) is bonded to three equivalent La(3) and one Ti(3) atom to form distorted OLa3Ti tetrahedra that share corners with four equivalent S(2)La5Ti pentagonal pyramids, corners with two equivalent O(2)La3Ti tetrahedra, corners with three equivalent O(3)La3Ti tetrahedra,  a cornercorner with one O(1)La2Ti2 trigonal pyramid,  a cornercorner with one O(4)La2Ti2 trigonal pyramid, edges with two equivalent O(2)La3Ti tetrahedra, and  a faceface with one S(2)La5Ti pentagonal pyramid. In the third O site, O(3) is bonded to one La(3), two equivalent La(2), and one Ti(2) atom to form distorted OLa3Ti tetrahedra that share corners with two equivalent S(1)La5Ti pentagonal pyramids, corners with three equivalent O(2)La3Ti tetrahedra, corners with three equivalent O(3)La3Ti tetrahedra, corners with two equivalent O(1)La2Ti2 trigonal pyramids,  an edgeedge with one S(1)La5Ti pentagonal pyramid, edges with two equivalent S(2)La5Ti pentagonal pyramids, and  an edgeedge with one O(1)La2Ti2 trigonal pyramid. In the fourth O site, O(4) is bonded to two equivalent La(1), one Ti(1), and one Ti(3) atom to form distorted OLa2Ti2 trigonal pyramids that share corners with two equivalent S(2)La5Ti pentagonal pyramids, corners with three equivalent S(1)La5Ti pentagonal pyramids,  a cornercorner with one O(2)La3Ti tetrahedra, corners with two equivalent S(4)La5 trigonal bipyramids,  a cornercorner with one O(8)La2Ti2 trigonal pyramid, corners with two equivalent O(4)La2Ti2 trigonal pyramids,  an edgeedge with one S(4)La5 trigonal bipyramid,  an edgeedge with one O(1)La2Ti2 trigonal pyramid, and  a faceface with one S(2)La5Ti pentagonal pyramid. In the fifth O site, O(5) is bonded in a 4-coordinate geometry to one La(2), one La(4), and two equivalent Ti(1) atoms. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one La(1), one La(4), and one Ti(4) atom. In the seventh O site, O(7) is bonded in a 4-coordinate geometry to one La(1), one La(3), and two equivalent Ti(3) atoms. In the eighth O site, O(8) is bonded to two equivalent La(4), one Ti(1), and one Ti(4) atom to form distorted OLa2Ti2 trigonal pyramids that share corners with two equivalent S(1)La5Ti pentagonal pyramids, corners with four equivalent S(4)La5 trigonal bipyramids,  a cornercorner with one O(1)La2Ti2 trigonal pyramid,  a cornercorner with one O(4)La2Ti2 trigonal pyramid, corners with three equivalent O(8)La2Ti2 trigonal pyramids,  an edgeedge with one S(4)La5 trigonal bipyramid, and  a faceface with one S(1)La5Ti pentagonal pyramid. is represented by the CIF file [CIF]
data_La4Ti3(SO2)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.525
_cell_length_b   9.525
_cell_length_c   18.023
_cell_angle_alpha   70.378
_cell_angle_beta   70.378
_cell_angle_gamma   23.597
_symmetry_Int_Tables_number   1
_cell_volume   614.810
_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
  La  La0  1  0.690  0.687  0.823  1.0
  La  La1  1  0.313  0.310  0.177  1.0
  La  La2  1  0.450  0.450  0.684  1.0
  La  La3  1  0.550  0.550  0.316  1.0
  La  La4  1  0.203  0.203  0.429  1.0
  La  La5  1  0.797  0.797  0.571  1.0
  La  La6  1  0.358  0.373  0.937  1.0
  La  La7  1  0.627  0.642  0.063  1.0
  Ti  Ti8  1  0.016  0.004  0.812  1.0
  Ti  Ti9  1  0.996  0.984  0.188  1.0
  Ti  Ti10  1  0.000  1.000  0.500  1.0
  Ti  Ti11  1  0.150  0.150  0.671  1.0
  Ti  Ti12  1  0.850  0.850  0.329  1.0
  Ti  Ti13  1  0.816  0.184  0.000  1.0
  S  S14  1  0.132  0.135  0.191  1.0
  S  S15  1  0.865  0.868  0.809  1.0
  S  S16  1  0.283  0.283  0.698  1.0
  S  S17  1  0.717  0.717  0.302  1.0
  S  S18  1  0.423  0.423  0.472  1.0
  S  S19  1  0.577  0.577  0.528  1.0
  S  S20  1  0.215  0.208  0.936  1.0
  S  S21  1  0.792  0.785  0.064  1.0
  O  O22  1  0.042  0.045  0.693  1.0
  O  O23  1  0.955  0.958  0.307  1.0
  O  O24  1  0.215  0.215  0.565  1.0
  O  O25  1  0.785  0.785  0.435  1.0
  O  O26  1  0.067  0.067  0.395  1.0
  O  O27  1  0.933  0.933  0.605  1.0
  O  O28  1  0.115  0.113  0.797  1.0
  O  O29  1  0.887  0.885  0.203  1.0
  O  O30  1  0.489  0.498  0.809  1.0
  O  O31  1  0.502  0.511  0.191  1.0
  O  O32  1  0.601  0.548  0.948  1.0
  O  O33  1  0.452  0.399  0.052  1.0
  O  O34  1  0.665  0.665  0.678  1.0
  O  O35  1  0.335  0.335  0.322  1.0
  O  O36  1  0.032  0.053  0.076  1.0
  O  O37  1  0.947  0.968  0.924  1.0
[/CIF]
.
The crystal structure described by La4Ti3S4O8 crystallizes in the monoclinic C2 space group. There are four inequivalent La sites. In the first La site, La(1) is bonded in a 9-coordinate geometry to one S(1), two equivalent S(2), two equivalent S(4), one O(6), one O(7), and two equivalent O(4) atoms. In the second La site, La(2) is bonded in a 9-coordinate geometry to one S(2), one S(3), two equivalent S(1), one O(5), two equivalent O(1), and two equivalent O(3) atoms. In the third La site, La(3) is bonded in a 9-coordinate geometry to two equivalent S(2), two equivalent S(3), one O(3), one O(7), and three equivalent O(2) atoms. In the fourth La site, La(4) is bonded in a 9-coordinate geometry to two equivalent S(1), three equivalent S(4), one O(5), one O(6), and two equivalent O(8) atoms. There are four inequivalent Ti sites. In the first Ti site, Ti(1) is bonded to one S(1), one O(1), one O(4), one O(8), and two equivalent O(5) atoms to form distorted TiSO5 trigonal bipyramids that share  a cornercorner with one Ti(4)O4 tetrahedra and corners with two equivalent Ti(1)SO5 trigonal bipyramids. In the second Ti site, Ti(2) is bonded in a distorted linear geometry to four equivalent S(3) and two equivalent O(3) atoms. In the third Ti site, Ti(3) is bonded in a 5-coordinate geometry to one S(2), one O(1), one O(2), one O(4), and two equivalent O(7) atoms. In the fourth Ti site, Ti(4) is bonded to two equivalent O(6) and two equivalent O(8) atoms to form corner-sharing TiO4 tetrahedra. There are four inequivalent S sites. In the first S site, S(1) is bonded to one La(1), two equivalent La(2), two equivalent La(4), and one Ti(1) atom to form distorted SLa5Ti pentagonal pyramids that share corners with two equivalent O(3)La3Ti tetrahedra, corners with two equivalent S(4)La5 trigonal bipyramids, corners with two equivalent O(1)La2Ti2 trigonal pyramids, corners with two equivalent O(8)La2Ti2 trigonal pyramids, corners with three equivalent O(4)La2Ti2 trigonal pyramids, edges with two equivalent S(1)La5Ti pentagonal pyramids, edges with two equivalent S(2)La5Ti pentagonal pyramids,  an edgeedge with one O(3)La3Ti tetrahedra, edges with three equivalent S(4)La5 trigonal bipyramids,  a faceface with one O(1)La2Ti2 trigonal pyramid, and  a faceface with one O(8)La2Ti2 trigonal pyramid. In the second S site, S(2) is bonded to one La(2), two equivalent La(1), two equivalent La(3), and one Ti(3) atom to form distorted SLa5Ti pentagonal pyramids that share corners with four equivalent O(2)La3Ti tetrahedra, corners with two equivalent S(4)La5 trigonal bipyramids, corners with two equivalent O(4)La2Ti2 trigonal pyramids, corners with three equivalent O(1)La2Ti2 trigonal pyramids, edges with two equivalent S(1)La5Ti pentagonal pyramids, edges with two equivalent S(2)La5Ti pentagonal pyramids, edges with two equivalent O(3)La3Ti tetrahedra,  an edgeedge with one S(4)La5 trigonal bipyramid,  a faceface with one O(2)La3Ti tetrahedra, and  a faceface with one O(4)La2Ti2 trigonal pyramid. In the third S site, S(3) is bonded in a distorted pentagonal planar geometry to one La(2), two equivalent La(3), and two equivalent Ti(2) atoms. In the fourth S site, S(4) is bonded to two equivalent La(1) and three equivalent La(4) atoms to form distorted SLa5 trigonal bipyramids that share corners with two equivalent S(1)La5Ti pentagonal pyramids, corners with two equivalent S(2)La5Ti pentagonal pyramids, corners with two equivalent O(4)La2Ti2 trigonal pyramids, corners with four equivalent O(8)La2Ti2 trigonal pyramids,  an edgeedge with one S(2)La5Ti pentagonal pyramid, edges with three equivalent S(1)La5Ti pentagonal pyramids, edges with four equivalent S(4)La5 trigonal bipyramids,  an edgeedge with one O(4)La2Ti2 trigonal pyramid, and  an edgeedge with one O(8)La2Ti2 trigonal pyramid. There are eight inequivalent O sites. In the first O site, O(1) is bonded to two equivalent La(2), one Ti(1), and one Ti(3) atom to form distorted OLa2Ti2 trigonal pyramids that share corners with two equivalent S(1)La5Ti pentagonal pyramids, corners with three equivalent S(2)La5Ti pentagonal pyramids,  a cornercorner with one O(2)La3Ti tetrahedra, corners with two equivalent O(3)La3Ti tetrahedra,  a cornercorner with one O(8)La2Ti2 trigonal pyramid, corners with two equivalent O(1)La2Ti2 trigonal pyramids,  an edgeedge with one O(3)La3Ti tetrahedra,  an edgeedge with one O(4)La2Ti2 trigonal pyramid, and  a faceface with one S(1)La5Ti pentagonal pyramid. In the second O site, O(2) is bonded to three equivalent La(3) and one Ti(3) atom to form distorted OLa3Ti tetrahedra that share corners with four equivalent S(2)La5Ti pentagonal pyramids, corners with two equivalent O(2)La3Ti tetrahedra, corners with three equivalent O(3)La3Ti tetrahedra,  a cornercorner with one O(1)La2Ti2 trigonal pyramid,  a cornercorner with one O(4)La2Ti2 trigonal pyramid, edges with two equivalent O(2)La3Ti tetrahedra, and  a faceface with one S(2)La5Ti pentagonal pyramid. In the third O site, O(3) is bonded to one La(3), two equivalent La(2), and one Ti(2) atom to form distorted OLa3Ti tetrahedra that share corners with two equivalent S(1)La5Ti pentagonal pyramids, corners with three equivalent O(2)La3Ti tetrahedra, corners with three equivalent O(3)La3Ti tetrahedra, corners with two equivalent O(1)La2Ti2 trigonal pyramids,  an edgeedge with one S(1)La5Ti pentagonal pyramid, edges with two equivalent S(2)La5Ti pentagonal pyramids, and  an edgeedge with one O(1)La2Ti2 trigonal pyramid. In the fourth O site, O(4) is bonded to two equivalent La(1), one Ti(1), and one Ti(3) atom to form distorted OLa2Ti2 trigonal pyramids that share corners with two equivalent S(2)La5Ti pentagonal pyramids, corners with three equivalent S(1)La5Ti pentagonal pyramids,  a cornercorner with one O(2)La3Ti tetrahedra, corners with two equivalent S(4)La5 trigonal bipyramids,  a cornercorner with one O(8)La2Ti2 trigonal pyramid, corners with two equivalent O(4)La2Ti2 trigonal pyramids,  an edgeedge with one S(4)La5 trigonal bipyramid,  an edgeedge with one O(1)La2Ti2 trigonal pyramid, and  a faceface with one S(2)La5Ti pentagonal pyramid. In the fifth O site, O(5) is bonded in a 4-coordinate geometry to one La(2), one La(4), and two equivalent Ti(1) atoms. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one La(1), one La(4), and one Ti(4) atom. In the seventh O site, O(7) is bonded in a 4-coordinate geometry to one La(1), one La(3), and two equivalent Ti(3) atoms. In the eighth O site, O(8) is bonded to two equivalent La(4), one Ti(1), and one Ti(4) atom to form distorted OLa2Ti2 trigonal pyramids that share corners with two equivalent S(1)La5Ti pentagonal pyramids, corners with four equivalent S(4)La5 trigonal bipyramids,  a cornercorner with one O(1)La2Ti2 trigonal pyramid,  a cornercorner with one O(4)La2Ti2 trigonal pyramid, corners with three equivalent O(8)La2Ti2 trigonal pyramids,  an edgeedge with one S(4)La5 trigonal bipyramid, and  a faceface with one S(1)La5Ti pentagonal pyramid. is represented by the CIF file [CIF]
data_La4Ti3(SO2)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.525
_cell_length_b   9.525
_cell_length_c   18.023
_cell_angle_alpha   70.378
_cell_angle_beta   70.378
_cell_angle_gamma   23.597
_symmetry_Int_Tables_number   1
_cell_volume   614.810
_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
  La  La0  1  0.690  0.687  0.823  1.0
  La  La1  1  0.313  0.310  0.177  1.0
  La  La2  1  0.450  0.450  0.684  1.0
  La  La3  1  0.550  0.550  0.316  1.0
  La  La4  1  0.203  0.203  0.429  1.0
  La  La5  1  0.797  0.797  0.571  1.0
  La  La6  1  0.358  0.373  0.937  1.0
  La  La7  1  0.627  0.642  0.063  1.0
  Ti  Ti8  1  0.016  0.004  0.812  1.0
  Ti  Ti9  1  0.996  0.984  0.188  1.0
  Ti  Ti10  1  0.000  1.000  0.500  1.0
  Ti  Ti11  1  0.150  0.150  0.671  1.0
  Ti  Ti12  1  0.850  0.850  0.329  1.0
  Ti  Ti13  1  0.816  0.184  0.000  1.0
  S  S14  1  0.132  0.135  0.191  1.0
  S  S15  1  0.865  0.868  0.809  1.0
  S  S16  1  0.283  0.283  0.698  1.0
  S  S17  1  0.717  0.717  0.302  1.0
  S  S18  1  0.423  0.423  0.472  1.0
  S  S19  1  0.577  0.577  0.528  1.0
  S  S20  1  0.215  0.208  0.936  1.0
  S  S21  1  0.792  0.785  0.064  1.0
  O  O22  1  0.042  0.045  0.693  1.0
  O  O23  1  0.955  0.958  0.307  1.0
  O  O24  1  0.215  0.215  0.565  1.0
  O  O25  1  0.785  0.785  0.435  1.0
  O  O26  1  0.067  0.067  0.395  1.0
  O  O27  1  0.933  0.933  0.605  1.0
  O  O28  1  0.115  0.113  0.797  1.0
  O  O29  1  0.887  0.885  0.203  1.0
  O  O30  1  0.489  0.498  0.809  1.0
  O  O31  1  0.502  0.511  0.191  1.0
  O  O32  1  0.601  0.548  0.948  1.0
  O  O33  1  0.452  0.399  0.052  1.0
  O  O34  1  0.665  0.665  0.678  1.0
  O  O35  1  0.335  0.335  0.322  1.0
  O  O36  1  0.032  0.053  0.076  1.0
  O  O37  1  0.947  0.968  0.924  1.0
[/CIF]
.