The crystal structure described by CeZr11O24 is Baddeleyite-derived structured and crystallizes in the triclinic P1 space group. Ce(1) is bonded to one O(10), one O(15), one O(16), one O(19), one O(4), one O(7), and one O(9) atom to form distorted CeO7 pentagonal bipyramids that share  a cornercorner with one Zr(1)O7 pentagonal bipyramid,  a cornercorner with one Zr(10)O7 pentagonal bipyramid,  a cornercorner with one Zr(11)O7 pentagonal bipyramid,  a cornercorner with one Zr(8)O7 pentagonal bipyramid,  an edgeedge with one Zr(10)O7 pentagonal bipyramid,  an edgeedge with one Zr(2)O7 pentagonal bipyramid,  an edgeedge with one Zr(4)O7 pentagonal bipyramid,  an edgeedge with one Zr(6)O7 pentagonal bipyramid,  an edgeedge with one Zr(8)O7 pentagonal bipyramid, and edges with two equivalent Zr(5)O7 pentagonal bipyramids. There are eleven inequivalent Zr sites. In the first Zr site, Zr(1) is bonded to one O(1), one O(11), one O(17), one O(22), one O(3), one O(7), and one O(8) atom to form distorted ZrO7 pentagonal bipyramids that share  a cornercorner with one Ce(1)O7 pentagonal bipyramid,  a cornercorner with one Zr(3)O7 pentagonal bipyramid,  a cornercorner with one Zr(6)O7 pentagonal bipyramid,  a cornercorner with one Zr(9)O7 pentagonal bipyramid,  an edgeedge with one Zr(2)O7 pentagonal bipyramid,  an edgeedge with one Zr(3)O7 pentagonal bipyramid,  an edgeedge with one Zr(5)O7 pentagonal bipyramid,  an edgeedge with one Zr(7)O7 pentagonal bipyramid,  an edgeedge with one Zr(9)O7 pentagonal bipyramid, and edges with two equivalent Zr(11)O7 pentagonal bipyramids. In the second Zr site, Zr(2) is bonded to one O(1), one O(11), one O(12), one O(2), one O(4), one O(6), and one O(9) atom to form distorted ZrO7 pentagonal bipyramids that share  a cornercorner with one Zr(5)O7 pentagonal bipyramid,  a cornercorner with one Zr(6)O7 pentagonal bipyramid,  a cornercorner with one Zr(7)O7 pentagonal bipyramid,  a cornercorner with one Zr(9)O7 pentagonal bipyramid,  an edgeedge with one Ce(1)O7 pentagonal bipyramid,  an edgeedge with one Zr(1)O7 pentagonal bipyramid,  an edgeedge with one Zr(3)O7 pentagonal bipyramid,  an edgeedge with one Zr(6)O7 pentagonal bipyramid,  an edgeedge with one Zr(7)O7 pentagonal bipyramid, and edges with two equivalent Zr(4)O7 pentagonal bipyramids. In the third Zr site, Zr(3) is bonded to one O(1), one O(12), one O(20), one O(24), one O(3), one O(5), and one O(8) atom to form a mixture of distorted corner and edge-sharing ZrO7 pentagonal bipyramids. In the fourth Zr site, Zr(4) is bonded to one O(10), one O(12), one O(14), one O(2), one O(5), one O(6), and one O(9) atom to form distorted ZrO7 pentagonal bipyramids that share  a cornercorner with one Zr(5)O7 pentagonal bipyramid,  a cornercorner with one Zr(6)O7 pentagonal bipyramid,  a cornercorner with one Zr(7)O7 pentagonal bipyramid,  a cornercorner with one Zr(9)O7 pentagonal bipyramid,  an edgeedge with one Ce(1)O7 pentagonal bipyramid,  an edgeedge with one Zr(3)O7 pentagonal bipyramid,  an edgeedge with one Zr(6)O7 pentagonal bipyramid,  an edgeedge with one Zr(7)O7 pentagonal bipyramid,  an edgeedge with one Zr(8)O7 pentagonal bipyramid, and edges with two equivalent Zr(2)O7 pentagonal bipyramids. In the fifth Zr site, Zr(5) is bonded to one O(10), one O(13), one O(15), one O(17), one O(23), one O(4), and one O(7) atom to form distorted ZrO7 pentagonal bipyramids that share  a cornercorner with one Zr(10)O7 pentagonal bipyramid,  a cornercorner with one Zr(2)O7 pentagonal bipyramid,  a cornercorner with one Zr(4)O7 pentagonal bipyramid,  a cornercorner with one Zr(8)O7 pentagonal bipyramid,  an edgeedge with one Zr(1)O7 pentagonal bipyramid,  an edgeedge with one Zr(10)O7 pentagonal bipyramid,  an edgeedge with one Zr(11)O7 pentagonal bipyramid,  an edgeedge with one Zr(8)O7 pentagonal bipyramid,  an edgeedge with one Zr(9)O7 pentagonal bipyramid, and edges with two equivalent Ce(1)O7 pentagonal bipyramids. In the sixth Zr site, Zr(6) is bonded to one O(11), one O(14), one O(16), one O(18), one O(21), one O(6), and one O(9) atom to form distorted ZrO7 pentagonal bipyramids that share  a cornercorner with one Zr(1)O7 pentagonal bipyramid,  a cornercorner with one Zr(11)O7 pentagonal bipyramid,  a cornercorner with one Zr(2)O7 pentagonal bipyramid,  a cornercorner with one Zr(4)O7 pentagonal bipyramid,  an edgeedge with one Ce(1)O7 pentagonal bipyramid,  an edgeedge with one Zr(10)O7 pentagonal bipyramid,  an edgeedge with one Zr(2)O7 pentagonal bipyramid,  an edgeedge with one Zr(4)O7 pentagonal bipyramid,  an edgeedge with one Zr(8)O7 pentagonal bipyramid, and edges with two equivalent Zr(7)O7 pentagonal bipyramids. In the seventh Zr site, Zr(7) is bonded to one O(11), one O(12), one O(14), one O(18), one O(2), one O(21), and one O(8) atom to form a mixture of distorted corner and edge-sharing ZrO7 pentagonal bipyramids. In the eighth Zr site, Zr(8) is bonded to one O(10), one O(13), one O(14), one O(16), one O(19), one O(20), and one O(23) atom to form distorted ZrO7 pentagonal bipyramids that share  a cornercorner with one Ce(1)O7 pentagonal bipyramid,  a cornercorner with one Zr(3)O7 pentagonal bipyramid,  a cornercorner with one Zr(5)O7 pentagonal bipyramid,  a cornercorner with one Zr(7)O7 pentagonal bipyramid,  an edgeedge with one Ce(1)O7 pentagonal bipyramid,  an edgeedge with one Zr(4)O7 pentagonal bipyramid,  an edgeedge with one Zr(5)O7 pentagonal bipyramid,  an edgeedge with one Zr(6)O7 pentagonal bipyramid,  an edgeedge with one Zr(9)O7 pentagonal bipyramid, and edges with two equivalent Zr(10)O7 pentagonal bipyramids. In the ninth Zr site, Zr(9) is bonded to one O(1), one O(13), one O(17), one O(20), one O(22), one O(24), and one O(5) atom to form a mixture of distorted corner and edge-sharing ZrO7 pentagonal bipyramids. In the tenth Zr site, Zr(10) is bonded to one O(13), one O(15), one O(16), one O(19), one O(21), one O(23), and one O(24) atom to form distorted ZrO7 pentagonal bipyramids that share  a cornercorner with one Ce(1)O7 pentagonal bipyramid,  a cornercorner with one Zr(3)O7 pentagonal bipyramid,  a cornercorner with one Zr(5)O7 pentagonal bipyramid,  a cornercorner with one Zr(7)O7 pentagonal bipyramid,  an edgeedge with one Ce(1)O7 pentagonal bipyramid,  an edgeedge with one Zr(11)O7 pentagonal bipyramid,  an edgeedge with one Zr(5)O7 pentagonal bipyramid,  an edgeedge with one Zr(6)O7 pentagonal bipyramid,  an edgeedge with one Zr(9)O7 pentagonal bipyramid, and edges with two equivalent Zr(8)O7 pentagonal bipyramids. In the eleventh Zr site, Zr(11) is bonded to one O(15), one O(17), one O(18), one O(22), one O(24), one O(3), and one O(8) atom to form distorted ZrO7 pentagonal bipyramids that share  a cornercorner with one Ce(1)O7 pentagonal bipyramid,  a cornercorner with one Zr(3)O7 pentagonal bipyramid,  a cornercorner with one Zr(6)O7 pentagonal bipyramid,  a cornercorner with one Zr(9)O7 pentagonal bipyramid,  an edgeedge with one Zr(10)O7 pentagonal bipyramid,  an edgeedge with one Zr(3)O7 pentagonal bipyramid,  an edgeedge with one Zr(5)O7 pentagonal bipyramid,  an edgeedge with one Zr(7)O7 pentagonal bipyramid,  an edgeedge with one Zr(9)O7 pentagonal bipyramid, and edges with two equivalent Zr(1)O7 pentagonal bipyramids. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded to one Zr(1), one Zr(2), one Zr(3), and one Zr(9) atom to form OZr4 tetrahedra that share  a cornercorner with one O(9)CeZr3 tetrahedra,  a cornercorner with one O(13)Zr4 tetrahedra, corners with two equivalent O(8)Zr4 tetrahedra,  an edgeedge with one O(11)Zr4 tetrahedra,  an edgeedge with one O(12)Zr4 tetrahedra,  an edgeedge with one O(17)Zr4 tetrahedra, and  an edgeedge with one O(24)Zr4 tetrahedra. In the second O site, O(2) is bonded in a distorted trigonal non-coplanar geometry to one Zr(2), one Zr(4), and one Zr(7) atom. In the third O site, O(3) is bonded in a distorted trigonal non-coplanar geometry to one Zr(1), one Zr(11), and one Zr(3) atom. In the fourth O site, O(4) is bonded in a distorted trigonal non-coplanar geometry to one Ce(1), one Zr(2), and one Zr(5) atom. In the fifth O site, O(5) is bonded in a distorted trigonal non-coplanar geometry to one Zr(3), one Zr(4), and one Zr(9) atom. In the sixth O site, O(6) is bonded in a distorted trigonal non-coplanar geometry to one Zr(2), one Zr(4), and one Zr(6) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Ce(1), one Zr(1), and one Zr(5) atom. In the eighth O site, O(8) is bonded to one Zr(1), one Zr(11), one Zr(3), and one Zr(7) atom to form OZr4 tetrahedra that share  a cornercorner with one O(15)CeZr3 tetrahedra,  a cornercorner with one O(14)Zr4 tetrahedra, corners with two equivalent O(1)Zr4 tetrahedra,  an edgeedge with one O(11)Zr4 tetrahedra,  an edgeedge with one O(12)Zr4 tetrahedra,  an edgeedge with one O(17)Zr4 tetrahedra, and  an edgeedge with one O(24)Zr4 tetrahedra. In the ninth O site, O(9) is bonded to one Ce(1), one Zr(2), one Zr(4), and one Zr(6) atom to form OCeZr3 tetrahedra that share  a cornercorner with one O(15)CeZr3 tetrahedra,  a cornercorner with one O(1)Zr4 tetrahedra, corners with two equivalent O(14)Zr4 tetrahedra,  an edgeedge with one O(10)CeZr3 tetrahedra,  an edgeedge with one O(16)CeZr3 tetrahedra,  an edgeedge with one O(11)Zr4 tetrahedra, and  an edgeedge with one O(12)Zr4 tetrahedra. In the tenth O site, O(10) is bonded to one Ce(1), one Zr(4), one Zr(5), and one Zr(8) atom to form OCeZr3 tetrahedra that share  a cornercorner with one O(12)Zr4 tetrahedra,  a cornercorner with one O(17)Zr4 tetrahedra, corners with two equivalent O(16)CeZr3 tetrahedra,  an edgeedge with one O(15)CeZr3 tetrahedra,  an edgeedge with one O(9)CeZr3 tetrahedra,  an edgeedge with one O(13)Zr4 tetrahedra, and  an edgeedge with one O(14)Zr4 tetrahedra. In the eleventh O site, O(11) is bonded to one Zr(1), one Zr(2), one Zr(6), and one Zr(7) atom to form OZr4 tetrahedra that share  a cornercorner with one O(16)CeZr3 tetrahedra,  a cornercorner with one O(17)Zr4 tetrahedra, corners with two equivalent O(12)Zr4 tetrahedra,  an edgeedge with one O(9)CeZr3 tetrahedra,  an edgeedge with one O(1)Zr4 tetrahedra,  an edgeedge with one O(14)Zr4 tetrahedra, and  an edgeedge with one O(8)Zr4 tetrahedra. In the twelfth O site, O(12) is bonded to one Zr(2), one Zr(3), one Zr(4), and one Zr(7) atom to form OZr4 tetrahedra that share  a cornercorner with one O(10)CeZr3 tetrahedra,  a cornercorner with one O(24)Zr4 tetrahedra, corners with two equivalent O(11)Zr4 tetrahedra,  an edgeedge with one O(9)CeZr3 tetrahedra,  an edgeedge with one O(1)Zr4 tetrahedra,  an edgeedge with one O(14)Zr4 tetrahedra, and  an edgeedge with one O(8)Zr4 tetrahedra. In the thirteenth O site, O(13) is bonded to one Zr(10), one Zr(5), one Zr(8), and one Zr(9) atom to form OZr4 tetrahedra that share  a cornercorner with one O(1)Zr4 tetrahedra,  a cornercorner with one O(14)Zr4 tetrahedra, corners with two equivalent O(15)CeZr3 tetrahedra,  an edgeedge with one O(10)CeZr3 tetrahedra,  an edgeedge with one O(16)CeZr3 tetrahedra,  an edgeedge with one O(17)Zr4 tetrahedra, and  an edgeedge with one O(24)Zr4 tetrahedra. In the fourteenth O site, O(14) is bonded to one Zr(4), one Zr(6), one Zr(7), and one Zr(8) atom to form OZr4 tetrahedra that share  a cornercorner with one O(13)Zr4 tetrahedra,  a cornercorner with one O(8)Zr4 tetrahedra, corners with two equivalent O(9)CeZr3 tetrahedra,  an edgeedge with one O(10)CeZr3 tetrahedra,  an edgeedge with one O(16)CeZr3 tetrahedra,  an edgeedge with one O(11)Zr4 tetrahedra, and  an edgeedge with one O(12)Zr4 tetrahedra. In the fifteenth O site, O(15) is bonded to one Ce(1), one Zr(10), one Zr(11), and one Zr(5) atom to form OCeZr3 tetrahedra that share  a cornercorner with one O(9)CeZr3 tetrahedra,  a cornercorner with one O(8)Zr4 tetrahedra, corners with two equivalent O(13)Zr4 tetrahedra,  an edgeedge with one O(10)CeZr3 tetrahedra,  an edgeedge with one O(16)CeZr3 tetrahedra,  an edgeedge with one O(17)Zr4 tetrahedra, and  an edgeedge with one O(24)Zr4 tetrahedra. In the sixteenth O site, O(16) is bonded to one Ce(1), one Zr(10), one Zr(6), and one Zr(8) atom to form OCeZr3 tetrahedra that share  a cornercorner with one O(11)Zr4 tetrahedra,  a cornercorner with one O(24)Zr4 tetrahedra, corners with two equivalent O(10)CeZr3 tetrahedra,  an edgeedge with one O(15)CeZr3 tetrahedra,  an edgeedge with one O(9)CeZr3 tetrahedra,  an edgeedge with one O(13)Zr4 tetrahedra, and  an edgeedge with one O(14)Zr4 tetrahedra. In the seventeenth O site, O(17) is bonded to one Zr(1), one Zr(11), one Zr(5), and one Zr(9) atom to form OZr4 tetrahedra that share  a cornercorner with one O(10)CeZr3 tetrahedra,  a cornercorner with one O(11)Zr4 tetrahedra, corners with two equivalent O(24)Zr4 tetrahedra,  an edgeedge with one O(15)CeZr3 tetrahedra,  an edgeedge with one O(1)Zr4 tetrahedra,  an edgeedge with one O(13)Zr4 tetrahedra, and  an edgeedge with one O(8)Zr4 tetrahedra. In the eighteenth O site, O(18) is bonded in a distorted trigonal non-coplanar geometry to one Zr(11), one Zr(6), and one Zr(7) atom. In the nineteenth O site, O(19) is bonded in a distorted trigonal planar geometry to one Ce(1), one Zr(10), and one Zr(8) atom. In the twentieth O site, O(20) is bonded in a distorted trigonal non-coplanar geometry to one Zr(3), one Zr(8), and one Zr(9) atom. In the twenty-first O site, O(21) is bonded in a distorted trigonal planar geometry to one Zr(10), one Zr(6), and one Zr(7) atom. In the twenty-second O site, O(22) is bonded in a distorted trigonal non-coplanar geometry to one Zr(1), one Zr(11), and one Zr(9) atom. In the twenty-third O site, O(23) is bonded in a distorted trigonal non-coplanar geometry to one Zr(10), one Zr(5), and one Zr(8) atom. In the twenty-fourth O site, O(24) is bonded to one Zr(10), one Zr(11), one Zr(3), and one Zr(9) atom to form OZr4 tetrahedra that share  a cornercorner with one O(16)CeZr3 tetrahedra,  a cornercorner with one O(12)Zr4 tetrahedra, corners with two equivalent O(17)Zr4 tetrahedra,  an edgeedge with one O(15)CeZr3 tetrahedra,  an edgeedge with one O(1)Zr4 tetrahedra,  an edgeedge with one O(13)Zr4 tetrahedra, and  an edgeedge with one O(8)Zr4 tetrahedra. is represented by the Crystallographic Information File (CIF) [CIF]
data_CeZr11O24
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.846
_cell_length_b   7.394
_cell_length_c   9.598
_cell_angle_alpha   93.208
_cell_angle_beta   91.606
_cell_angle_gamma   116.460
_symmetry_Int_Tables_number   1
_cell_volume   433.497
_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
  Ce  Ce0  1  0.926  0.832  0.634  1.0
  Zr  Zr1  1  0.222  0.953  0.014  1.0
  Zr  Zr2  1  0.117  0.716  0.322  1.0
  Zr  Zr3  1  0.746  0.507  0.036  1.0
  Zr  Zr4  1  0.550  0.617  0.339  1.0
  Zr  Zr5  1  0.416  0.838  0.706  1.0
  Zr  Zr6  1  0.080  0.176  0.367  1.0
  Zr  Zr7  1  0.589  0.162  0.299  1.0
  Zr  Zr8  1  0.445  0.382  0.659  1.0
  Zr  Zr9  1  0.254  0.494  0.965  1.0
  Zr  Zr10  1  0.880  0.284  0.676  1.0
  Zr  Zr11  1  0.783  0.051  0.994  1.0
  O  O12  1  0.113  0.655  0.091  1.0
  O  O13  1  0.470  0.854  0.314  1.0
  O  O14  1  0.866  0.814  0.015  1.0
  O  O15  1  0.195  0.785  0.534  1.0
  O  O16  1  0.479  0.539  0.129  1.0
  O  O17  1  0.197  0.479  0.344  1.0
  O  O18  1  0.159  0.873  0.804  1.0
  O  O19  1  0.551  0.172  0.073  1.0
  O  O20  1  0.884  0.838  0.395  1.0
  O  O21  1  0.542  0.674  0.575  1.0
  O  O22  1  0.224  0.015  0.244  1.0
  O  O23  1  0.784  0.494  0.261  1.0
  O  O24  1  0.213  0.504  0.743  1.0
  O  O25  1  0.446  0.321  0.421  1.0
  O  O26  1  0.770  0.995  0.762  1.0
  O  O27  1  0.118  0.174  0.592  1.0
  O  O28  1  0.455  0.827  0.933  1.0
  O  O29  1  0.856  0.129  0.204  1.0
  O  O30  1  0.792  0.508  0.650  1.0
  O  O31  1  0.522  0.460  0.870  1.0
  O  O32  1  0.810  0.205  0.463  1.0
  O  O33  1  0.136  0.186  0.983  1.0
  O  O34  1  0.522  0.142  0.679  1.0
  O  O35  1  0.887  0.348  0.913  1.0
[/CIF]
.
The crystal structure described by CeZr11O24 is Baddeleyite-derived structured and crystallizes in the triclinic P1 space group. Ce(1) is bonded to one O(10), one O(15), one O(16), one O(19), one O(4), one O(7), and one O(9) atom to form distorted CeO7 pentagonal bipyramids that share  a cornercorner with one Zr(1)O7 pentagonal bipyramid,  a cornercorner with one Zr(10)O7 pentagonal bipyramid,  a cornercorner with one Zr(11)O7 pentagonal bipyramid,  a cornercorner with one Zr(8)O7 pentagonal bipyramid,  an edgeedge with one Zr(10)O7 pentagonal bipyramid,  an edgeedge with one Zr(2)O7 pentagonal bipyramid,  an edgeedge with one Zr(4)O7 pentagonal bipyramid,  an edgeedge with one Zr(6)O7 pentagonal bipyramid,  an edgeedge with one Zr(8)O7 pentagonal bipyramid, and edges with two equivalent Zr(5)O7 pentagonal bipyramids. There are eleven inequivalent Zr sites. In the first Zr site, Zr(1) is bonded to one O(1), one O(11), one O(17), one O(22), one O(3), one O(7), and one O(8) atom to form distorted ZrO7 pentagonal bipyramids that share  a cornercorner with one Ce(1)O7 pentagonal bipyramid,  a cornercorner with one Zr(3)O7 pentagonal bipyramid,  a cornercorner with one Zr(6)O7 pentagonal bipyramid,  a cornercorner with one Zr(9)O7 pentagonal bipyramid,  an edgeedge with one Zr(2)O7 pentagonal bipyramid,  an edgeedge with one Zr(3)O7 pentagonal bipyramid,  an edgeedge with one Zr(5)O7 pentagonal bipyramid,  an edgeedge with one Zr(7)O7 pentagonal bipyramid,  an edgeedge with one Zr(9)O7 pentagonal bipyramid, and edges with two equivalent Zr(11)O7 pentagonal bipyramids. In the second Zr site, Zr(2) is bonded to one O(1), one O(11), one O(12), one O(2), one O(4), one O(6), and one O(9) atom to form distorted ZrO7 pentagonal bipyramids that share  a cornercorner with one Zr(5)O7 pentagonal bipyramid,  a cornercorner with one Zr(6)O7 pentagonal bipyramid,  a cornercorner with one Zr(7)O7 pentagonal bipyramid,  a cornercorner with one Zr(9)O7 pentagonal bipyramid,  an edgeedge with one Ce(1)O7 pentagonal bipyramid,  an edgeedge with one Zr(1)O7 pentagonal bipyramid,  an edgeedge with one Zr(3)O7 pentagonal bipyramid,  an edgeedge with one Zr(6)O7 pentagonal bipyramid,  an edgeedge with one Zr(7)O7 pentagonal bipyramid, and edges with two equivalent Zr(4)O7 pentagonal bipyramids. In the third Zr site, Zr(3) is bonded to one O(1), one O(12), one O(20), one O(24), one O(3), one O(5), and one O(8) atom to form a mixture of distorted corner and edge-sharing ZrO7 pentagonal bipyramids. In the fourth Zr site, Zr(4) is bonded to one O(10), one O(12), one O(14), one O(2), one O(5), one O(6), and one O(9) atom to form distorted ZrO7 pentagonal bipyramids that share  a cornercorner with one Zr(5)O7 pentagonal bipyramid,  a cornercorner with one Zr(6)O7 pentagonal bipyramid,  a cornercorner with one Zr(7)O7 pentagonal bipyramid,  a cornercorner with one Zr(9)O7 pentagonal bipyramid,  an edgeedge with one Ce(1)O7 pentagonal bipyramid,  an edgeedge with one Zr(3)O7 pentagonal bipyramid,  an edgeedge with one Zr(6)O7 pentagonal bipyramid,  an edgeedge with one Zr(7)O7 pentagonal bipyramid,  an edgeedge with one Zr(8)O7 pentagonal bipyramid, and edges with two equivalent Zr(2)O7 pentagonal bipyramids. In the fifth Zr site, Zr(5) is bonded to one O(10), one O(13), one O(15), one O(17), one O(23), one O(4), and one O(7) atom to form distorted ZrO7 pentagonal bipyramids that share  a cornercorner with one Zr(10)O7 pentagonal bipyramid,  a cornercorner with one Zr(2)O7 pentagonal bipyramid,  a cornercorner with one Zr(4)O7 pentagonal bipyramid,  a cornercorner with one Zr(8)O7 pentagonal bipyramid,  an edgeedge with one Zr(1)O7 pentagonal bipyramid,  an edgeedge with one Zr(10)O7 pentagonal bipyramid,  an edgeedge with one Zr(11)O7 pentagonal bipyramid,  an edgeedge with one Zr(8)O7 pentagonal bipyramid,  an edgeedge with one Zr(9)O7 pentagonal bipyramid, and edges with two equivalent Ce(1)O7 pentagonal bipyramids. In the sixth Zr site, Zr(6) is bonded to one O(11), one O(14), one O(16), one O(18), one O(21), one O(6), and one O(9) atom to form distorted ZrO7 pentagonal bipyramids that share  a cornercorner with one Zr(1)O7 pentagonal bipyramid,  a cornercorner with one Zr(11)O7 pentagonal bipyramid,  a cornercorner with one Zr(2)O7 pentagonal bipyramid,  a cornercorner with one Zr(4)O7 pentagonal bipyramid,  an edgeedge with one Ce(1)O7 pentagonal bipyramid,  an edgeedge with one Zr(10)O7 pentagonal bipyramid,  an edgeedge with one Zr(2)O7 pentagonal bipyramid,  an edgeedge with one Zr(4)O7 pentagonal bipyramid,  an edgeedge with one Zr(8)O7 pentagonal bipyramid, and edges with two equivalent Zr(7)O7 pentagonal bipyramids. In the seventh Zr site, Zr(7) is bonded to one O(11), one O(12), one O(14), one O(18), one O(2), one O(21), and one O(8) atom to form a mixture of distorted corner and edge-sharing ZrO7 pentagonal bipyramids. In the eighth Zr site, Zr(8) is bonded to one O(10), one O(13), one O(14), one O(16), one O(19), one O(20), and one O(23) atom to form distorted ZrO7 pentagonal bipyramids that share  a cornercorner with one Ce(1)O7 pentagonal bipyramid,  a cornercorner with one Zr(3)O7 pentagonal bipyramid,  a cornercorner with one Zr(5)O7 pentagonal bipyramid,  a cornercorner with one Zr(7)O7 pentagonal bipyramid,  an edgeedge with one Ce(1)O7 pentagonal bipyramid,  an edgeedge with one Zr(4)O7 pentagonal bipyramid,  an edgeedge with one Zr(5)O7 pentagonal bipyramid,  an edgeedge with one Zr(6)O7 pentagonal bipyramid,  an edgeedge with one Zr(9)O7 pentagonal bipyramid, and edges with two equivalent Zr(10)O7 pentagonal bipyramids. In the ninth Zr site, Zr(9) is bonded to one O(1), one O(13), one O(17), one O(20), one O(22), one O(24), and one O(5) atom to form a mixture of distorted corner and edge-sharing ZrO7 pentagonal bipyramids. In the tenth Zr site, Zr(10) is bonded to one O(13), one O(15), one O(16), one O(19), one O(21), one O(23), and one O(24) atom to form distorted ZrO7 pentagonal bipyramids that share  a cornercorner with one Ce(1)O7 pentagonal bipyramid,  a cornercorner with one Zr(3)O7 pentagonal bipyramid,  a cornercorner with one Zr(5)O7 pentagonal bipyramid,  a cornercorner with one Zr(7)O7 pentagonal bipyramid,  an edgeedge with one Ce(1)O7 pentagonal bipyramid,  an edgeedge with one Zr(11)O7 pentagonal bipyramid,  an edgeedge with one Zr(5)O7 pentagonal bipyramid,  an edgeedge with one Zr(6)O7 pentagonal bipyramid,  an edgeedge with one Zr(9)O7 pentagonal bipyramid, and edges with two equivalent Zr(8)O7 pentagonal bipyramids. In the eleventh Zr site, Zr(11) is bonded to one O(15), one O(17), one O(18), one O(22), one O(24), one O(3), and one O(8) atom to form distorted ZrO7 pentagonal bipyramids that share  a cornercorner with one Ce(1)O7 pentagonal bipyramid,  a cornercorner with one Zr(3)O7 pentagonal bipyramid,  a cornercorner with one Zr(6)O7 pentagonal bipyramid,  a cornercorner with one Zr(9)O7 pentagonal bipyramid,  an edgeedge with one Zr(10)O7 pentagonal bipyramid,  an edgeedge with one Zr(3)O7 pentagonal bipyramid,  an edgeedge with one Zr(5)O7 pentagonal bipyramid,  an edgeedge with one Zr(7)O7 pentagonal bipyramid,  an edgeedge with one Zr(9)O7 pentagonal bipyramid, and edges with two equivalent Zr(1)O7 pentagonal bipyramids. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded to one Zr(1), one Zr(2), one Zr(3), and one Zr(9) atom to form OZr4 tetrahedra that share  a cornercorner with one O(9)CeZr3 tetrahedra,  a cornercorner with one O(13)Zr4 tetrahedra, corners with two equivalent O(8)Zr4 tetrahedra,  an edgeedge with one O(11)Zr4 tetrahedra,  an edgeedge with one O(12)Zr4 tetrahedra,  an edgeedge with one O(17)Zr4 tetrahedra, and  an edgeedge with one O(24)Zr4 tetrahedra. In the second O site, O(2) is bonded in a distorted trigonal non-coplanar geometry to one Zr(2), one Zr(4), and one Zr(7) atom. In the third O site, O(3) is bonded in a distorted trigonal non-coplanar geometry to one Zr(1), one Zr(11), and one Zr(3) atom. In the fourth O site, O(4) is bonded in a distorted trigonal non-coplanar geometry to one Ce(1), one Zr(2), and one Zr(5) atom. In the fifth O site, O(5) is bonded in a distorted trigonal non-coplanar geometry to one Zr(3), one Zr(4), and one Zr(9) atom. In the sixth O site, O(6) is bonded in a distorted trigonal non-coplanar geometry to one Zr(2), one Zr(4), and one Zr(6) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Ce(1), one Zr(1), and one Zr(5) atom. In the eighth O site, O(8) is bonded to one Zr(1), one Zr(11), one Zr(3), and one Zr(7) atom to form OZr4 tetrahedra that share  a cornercorner with one O(15)CeZr3 tetrahedra,  a cornercorner with one O(14)Zr4 tetrahedra, corners with two equivalent O(1)Zr4 tetrahedra,  an edgeedge with one O(11)Zr4 tetrahedra,  an edgeedge with one O(12)Zr4 tetrahedra,  an edgeedge with one O(17)Zr4 tetrahedra, and  an edgeedge with one O(24)Zr4 tetrahedra. In the ninth O site, O(9) is bonded to one Ce(1), one Zr(2), one Zr(4), and one Zr(6) atom to form OCeZr3 tetrahedra that share  a cornercorner with one O(15)CeZr3 tetrahedra,  a cornercorner with one O(1)Zr4 tetrahedra, corners with two equivalent O(14)Zr4 tetrahedra,  an edgeedge with one O(10)CeZr3 tetrahedra,  an edgeedge with one O(16)CeZr3 tetrahedra,  an edgeedge with one O(11)Zr4 tetrahedra, and  an edgeedge with one O(12)Zr4 tetrahedra. In the tenth O site, O(10) is bonded to one Ce(1), one Zr(4), one Zr(5), and one Zr(8) atom to form OCeZr3 tetrahedra that share  a cornercorner with one O(12)Zr4 tetrahedra,  a cornercorner with one O(17)Zr4 tetrahedra, corners with two equivalent O(16)CeZr3 tetrahedra,  an edgeedge with one O(15)CeZr3 tetrahedra,  an edgeedge with one O(9)CeZr3 tetrahedra,  an edgeedge with one O(13)Zr4 tetrahedra, and  an edgeedge with one O(14)Zr4 tetrahedra. In the eleventh O site, O(11) is bonded to one Zr(1), one Zr(2), one Zr(6), and one Zr(7) atom to form OZr4 tetrahedra that share  a cornercorner with one O(16)CeZr3 tetrahedra,  a cornercorner with one O(17)Zr4 tetrahedra, corners with two equivalent O(12)Zr4 tetrahedra,  an edgeedge with one O(9)CeZr3 tetrahedra,  an edgeedge with one O(1)Zr4 tetrahedra,  an edgeedge with one O(14)Zr4 tetrahedra, and  an edgeedge with one O(8)Zr4 tetrahedra. In the twelfth O site, O(12) is bonded to one Zr(2), one Zr(3), one Zr(4), and one Zr(7) atom to form OZr4 tetrahedra that share  a cornercorner with one O(10)CeZr3 tetrahedra,  a cornercorner with one O(24)Zr4 tetrahedra, corners with two equivalent O(11)Zr4 tetrahedra,  an edgeedge with one O(9)CeZr3 tetrahedra,  an edgeedge with one O(1)Zr4 tetrahedra,  an edgeedge with one O(14)Zr4 tetrahedra, and  an edgeedge with one O(8)Zr4 tetrahedra. In the thirteenth O site, O(13) is bonded to one Zr(10), one Zr(5), one Zr(8), and one Zr(9) atom to form OZr4 tetrahedra that share  a cornercorner with one O(1)Zr4 tetrahedra,  a cornercorner with one O(14)Zr4 tetrahedra, corners with two equivalent O(15)CeZr3 tetrahedra,  an edgeedge with one O(10)CeZr3 tetrahedra,  an edgeedge with one O(16)CeZr3 tetrahedra,  an edgeedge with one O(17)Zr4 tetrahedra, and  an edgeedge with one O(24)Zr4 tetrahedra. In the fourteenth O site, O(14) is bonded to one Zr(4), one Zr(6), one Zr(7), and one Zr(8) atom to form OZr4 tetrahedra that share  a cornercorner with one O(13)Zr4 tetrahedra,  a cornercorner with one O(8)Zr4 tetrahedra, corners with two equivalent O(9)CeZr3 tetrahedra,  an edgeedge with one O(10)CeZr3 tetrahedra,  an edgeedge with one O(16)CeZr3 tetrahedra,  an edgeedge with one O(11)Zr4 tetrahedra, and  an edgeedge with one O(12)Zr4 tetrahedra. In the fifteenth O site, O(15) is bonded to one Ce(1), one Zr(10), one Zr(11), and one Zr(5) atom to form OCeZr3 tetrahedra that share  a cornercorner with one O(9)CeZr3 tetrahedra,  a cornercorner with one O(8)Zr4 tetrahedra, corners with two equivalent O(13)Zr4 tetrahedra,  an edgeedge with one O(10)CeZr3 tetrahedra,  an edgeedge with one O(16)CeZr3 tetrahedra,  an edgeedge with one O(17)Zr4 tetrahedra, and  an edgeedge with one O(24)Zr4 tetrahedra. In the sixteenth O site, O(16) is bonded to one Ce(1), one Zr(10), one Zr(6), and one Zr(8) atom to form OCeZr3 tetrahedra that share  a cornercorner with one O(11)Zr4 tetrahedra,  a cornercorner with one O(24)Zr4 tetrahedra, corners with two equivalent O(10)CeZr3 tetrahedra,  an edgeedge with one O(15)CeZr3 tetrahedra,  an edgeedge with one O(9)CeZr3 tetrahedra,  an edgeedge with one O(13)Zr4 tetrahedra, and  an edgeedge with one O(14)Zr4 tetrahedra. In the seventeenth O site, O(17) is bonded to one Zr(1), one Zr(11), one Zr(5), and one Zr(9) atom to form OZr4 tetrahedra that share  a cornercorner with one O(10)CeZr3 tetrahedra,  a cornercorner with one O(11)Zr4 tetrahedra, corners with two equivalent O(24)Zr4 tetrahedra,  an edgeedge with one O(15)CeZr3 tetrahedra,  an edgeedge with one O(1)Zr4 tetrahedra,  an edgeedge with one O(13)Zr4 tetrahedra, and  an edgeedge with one O(8)Zr4 tetrahedra. In the eighteenth O site, O(18) is bonded in a distorted trigonal non-coplanar geometry to one Zr(11), one Zr(6), and one Zr(7) atom. In the nineteenth O site, O(19) is bonded in a distorted trigonal planar geometry to one Ce(1), one Zr(10), and one Zr(8) atom. In the twentieth O site, O(20) is bonded in a distorted trigonal non-coplanar geometry to one Zr(3), one Zr(8), and one Zr(9) atom. In the twenty-first O site, O(21) is bonded in a distorted trigonal planar geometry to one Zr(10), one Zr(6), and one Zr(7) atom. In the twenty-second O site, O(22) is bonded in a distorted trigonal non-coplanar geometry to one Zr(1), one Zr(11), and one Zr(9) atom. In the twenty-third O site, O(23) is bonded in a distorted trigonal non-coplanar geometry to one Zr(10), one Zr(5), and one Zr(8) atom. In the twenty-fourth O site, O(24) is bonded to one Zr(10), one Zr(11), one Zr(3), and one Zr(9) atom to form OZr4 tetrahedra that share  a cornercorner with one O(16)CeZr3 tetrahedra,  a cornercorner with one O(12)Zr4 tetrahedra, corners with two equivalent O(17)Zr4 tetrahedra,  an edgeedge with one O(15)CeZr3 tetrahedra,  an edgeedge with one O(1)Zr4 tetrahedra,  an edgeedge with one O(13)Zr4 tetrahedra, and  an edgeedge with one O(8)Zr4 tetrahedra. is represented by the Crystallographic Information File (CIF) [CIF]
data_CeZr11O24
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.846
_cell_length_b   7.394
_cell_length_c   9.598
_cell_angle_alpha   93.208
_cell_angle_beta   91.606
_cell_angle_gamma   116.460
_symmetry_Int_Tables_number   1
_cell_volume   433.497
_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
  Ce  Ce0  1  0.926  0.832  0.634  1.0
  Zr  Zr1  1  0.222  0.953  0.014  1.0
  Zr  Zr2  1  0.117  0.716  0.322  1.0
  Zr  Zr3  1  0.746  0.507  0.036  1.0
  Zr  Zr4  1  0.550  0.617  0.339  1.0
  Zr  Zr5  1  0.416  0.838  0.706  1.0
  Zr  Zr6  1  0.080  0.176  0.367  1.0
  Zr  Zr7  1  0.589  0.162  0.299  1.0
  Zr  Zr8  1  0.445  0.382  0.659  1.0
  Zr  Zr9  1  0.254  0.494  0.965  1.0
  Zr  Zr10  1  0.880  0.284  0.676  1.0
  Zr  Zr11  1  0.783  0.051  0.994  1.0
  O  O12  1  0.113  0.655  0.091  1.0
  O  O13  1  0.470  0.854  0.314  1.0
  O  O14  1  0.866  0.814  0.015  1.0
  O  O15  1  0.195  0.785  0.534  1.0
  O  O16  1  0.479  0.539  0.129  1.0
  O  O17  1  0.197  0.479  0.344  1.0
  O  O18  1  0.159  0.873  0.804  1.0
  O  O19  1  0.551  0.172  0.073  1.0
  O  O20  1  0.884  0.838  0.395  1.0
  O  O21  1  0.542  0.674  0.575  1.0
  O  O22  1  0.224  0.015  0.244  1.0
  O  O23  1  0.784  0.494  0.261  1.0
  O  O24  1  0.213  0.504  0.743  1.0
  O  O25  1  0.446  0.321  0.421  1.0
  O  O26  1  0.770  0.995  0.762  1.0
  O  O27  1  0.118  0.174  0.592  1.0
  O  O28  1  0.455  0.827  0.933  1.0
  O  O29  1  0.856  0.129  0.204  1.0
  O  O30  1  0.792  0.508  0.650  1.0
  O  O31  1  0.522  0.460  0.870  1.0
  O  O32  1  0.810  0.205  0.463  1.0
  O  O33  1  0.136  0.186  0.983  1.0
  O  O34  1  0.522  0.142  0.679  1.0
  O  O35  1  0.887  0.348  0.913  1.0
[/CIF]
.