Th11La2O26 is Fluorite-derived structured and crystallizes in the triclinic P-1 space group. There are six inequivalent Th sites. In the first Th site, Th(1) is bonded in a body-centered cubic geometry to one O(1), one O(11), one O(2), one O(4), one O(5), one O(6), and two equivalent O(8) atoms. In the second Th site, Th(2) is bonded in a body-centered cubic geometry to one O(2), one O(3), one O(4), one O(8), two equivalent O(6), and two equivalent O(7) atoms. In the third Th site, Th(3) is bonded in a body-centered cubic geometry to one O(1), one O(11), one O(12), one O(13), one O(3), one O(4), one O(5), and one O(9) atom. In the fourth Th site, Th(4) is bonded in a body-centered cubic geometry to one O(10), one O(11), one O(12), one O(2), one O(3), one O(9), and two equivalent O(13) atoms. In the fifth Th site, Th(5) is bonded in a body-centered cubic geometry to two equivalent O(4), two equivalent O(5), two equivalent O(7), and two equivalent O(8) atoms. In the sixth Th site, Th(6) is bonded in a body-centered cubic geometry to one O(1), one O(11), one O(13), one O(9), two equivalent O(10), and two equivalent O(12) atoms. La(1) is bonded in a body-centered cubic geometry to one O(1), one O(10), one O(2), one O(3), one O(5), one O(6), one O(7), and one O(9) atom. There are thirteen inequivalent O sites. In the first O site, O(1) is bonded to one Th(1), one Th(3), one Th(6), and one La(1) atom to form OLaTh3 tetrahedra that share  a cornercorner with one O(10)LaTh3 tetrahedra,  a cornercorner with one O(5)LaTh3 tetrahedra,  a cornercorner with one O(7)LaTh3 tetrahedra,  a cornercorner with one O(11)Th4 tetrahedra,  a cornercorner with one O(12)Th4 tetrahedra, corners with two equivalent O(2)LaTh3 tetrahedra, corners with two equivalent O(13)Th4 tetrahedra, corners with two equivalent O(4)Th4 tetrahedra, corners with two equivalent O(8)Th4 tetrahedra, corners with three equivalent O(9)LaTh3 tetrahedra,  an edgeedge with one O(10)LaTh3 tetrahedra,  an edgeedge with one O(3)LaTh3 tetrahedra,  an edgeedge with one O(5)LaTh3 tetrahedra,  an edgeedge with one O(6)LaTh3 tetrahedra,  an edgeedge with one O(11)Th4 tetrahedra, and  an edgeedge with one O(12)Th4 tetrahedra. In the second O site, O(2) is bonded to one Th(1), one Th(2), one Th(4), and one La(1) atom to form OLaTh3 tetrahedra that share  a cornercorner with one O(3)LaTh3 tetrahedra,  a cornercorner with one O(12)Th4 tetrahedra,  a cornercorner with one O(8)Th4 tetrahedra, corners with two equivalent O(1)LaTh3 tetrahedra, corners with two equivalent O(6)LaTh3 tetrahedra, corners with two equivalent O(9)LaTh3 tetrahedra, corners with two equivalent O(13)Th4 tetrahedra, corners with two equivalent O(4)Th4 tetrahedra, corners with three equivalent O(7)LaTh3 tetrahedra,  an edgeedge with one O(10)LaTh3 tetrahedra,  an edgeedge with one O(3)LaTh3 tetrahedra,  an edgeedge with one O(5)LaTh3 tetrahedra,  an edgeedge with one O(6)LaTh3 tetrahedra,  an edgeedge with one O(11)Th4 tetrahedra, and  an edgeedge with one O(8)Th4 tetrahedra. In the third O site, O(3) is bonded to one Th(2), one Th(3), one Th(4), and one La(1) atom to form OLaTh3 tetrahedra that share  a cornercorner with one O(2)LaTh3 tetrahedra,  a cornercorner with one O(7)LaTh3 tetrahedra,  a cornercorner with one O(9)LaTh3 tetrahedra,  a cornercorner with one O(13)Th4 tetrahedra,  a cornercorner with one O(8)Th4 tetrahedra, corners with two equivalent O(10)LaTh3 tetrahedra, corners with two equivalent O(5)LaTh3 tetrahedra, corners with two equivalent O(11)Th4 tetrahedra, corners with two equivalent O(12)Th4 tetrahedra, corners with three equivalent O(6)LaTh3 tetrahedra,  an edgeedge with one O(1)LaTh3 tetrahedra,  an edgeedge with one O(2)LaTh3 tetrahedra,  an edgeedge with one O(7)LaTh3 tetrahedra,  an edgeedge with one O(9)LaTh3 tetrahedra,  an edgeedge with one O(13)Th4 tetrahedra, and  an edgeedge with one O(4)Th4 tetrahedra. In the fourth O site, O(4) is bonded to one Th(1), one Th(2), one Th(3), and one Th(5) atom to form OTh4 tetrahedra that share  a cornercorner with one O(6)LaTh3 tetrahedra,  a cornercorner with one O(9)LaTh3 tetrahedra,  a cornercorner with one O(12)Th4 tetrahedra,  a cornercorner with one O(13)Th4 tetrahedra,  a cornercorner with one O(4)Th4 tetrahedra, corners with two equivalent O(1)LaTh3 tetrahedra, corners with two equivalent O(2)LaTh3 tetrahedra, corners with two equivalent O(5)LaTh3 tetrahedra, corners with two equivalent O(7)LaTh3 tetrahedra, corners with three equivalent O(8)Th4 tetrahedra,  an edgeedge with one O(3)LaTh3 tetrahedra,  an edgeedge with one O(5)LaTh3 tetrahedra,  an edgeedge with one O(6)LaTh3 tetrahedra,  an edgeedge with one O(7)LaTh3 tetrahedra,  an edgeedge with one O(11)Th4 tetrahedra, and  an edgeedge with one O(8)Th4 tetrahedra. In the fifth O site, O(5) is bonded to one Th(1), one Th(3), one Th(5), and one La(1) atom to form OLaTh3 tetrahedra that share  a cornercorner with one O(1)LaTh3 tetrahedra,  a cornercorner with one O(10)LaTh3 tetrahedra,  a cornercorner with one O(5)LaTh3 tetrahedra,  a cornercorner with one O(7)LaTh3 tetrahedra,  a cornercorner with one O(12)Th4 tetrahedra,  a cornercorner with one O(13)Th4 tetrahedra, corners with two equivalent O(3)LaTh3 tetrahedra, corners with two equivalent O(6)LaTh3 tetrahedra, corners with two equivalent O(11)Th4 tetrahedra, corners with two equivalent O(4)Th4 tetrahedra, corners with two equivalent O(8)Th4 tetrahedra,  an edgeedge with one O(1)LaTh3 tetrahedra,  an edgeedge with one O(2)LaTh3 tetrahedra,  an edgeedge with one O(7)LaTh3 tetrahedra,  an edgeedge with one O(9)LaTh3 tetrahedra,  an edgeedge with one O(4)Th4 tetrahedra, and  an edgeedge with one O(8)Th4 tetrahedra. In the sixth O site, O(6) is bonded to one Th(1), two equivalent Th(2), and one La(1) atom to form OLaTh3 tetrahedra that share  a cornercorner with one O(10)LaTh3 tetrahedra,  a cornercorner with one O(9)LaTh3 tetrahedra,  a cornercorner with one O(11)Th4 tetrahedra,  a cornercorner with one O(4)Th4 tetrahedra, corners with two equivalent O(2)LaTh3 tetrahedra, corners with two equivalent O(5)LaTh3 tetrahedra, corners with two equivalent O(8)Th4 tetrahedra, corners with three equivalent O(3)LaTh3 tetrahedra, corners with three equivalent O(7)LaTh3 tetrahedra,  an edgeedge with one O(1)LaTh3 tetrahedra,  an edgeedge with one O(2)LaTh3 tetrahedra,  an edgeedge with one O(6)LaTh3 tetrahedra,  an edgeedge with one O(7)LaTh3 tetrahedra,  an edgeedge with one O(4)Th4 tetrahedra, and  an edgeedge with one O(8)Th4 tetrahedra. In the seventh O site, O(7) is bonded to one Th(5), two equivalent Th(2), and one La(1) atom to form OLaTh3 tetrahedra that share  a cornercorner with one O(1)LaTh3 tetrahedra,  a cornercorner with one O(10)LaTh3 tetrahedra,  a cornercorner with one O(3)LaTh3 tetrahedra,  a cornercorner with one O(5)LaTh3 tetrahedra,  a cornercorner with one O(7)LaTh3 tetrahedra,  a cornercorner with one O(9)LaTh3 tetrahedra, corners with two equivalent O(4)Th4 tetrahedra, corners with two equivalent O(8)Th4 tetrahedra, corners with three equivalent O(2)LaTh3 tetrahedra, corners with three equivalent O(6)LaTh3 tetrahedra,  an edgeedge with one O(3)LaTh3 tetrahedra,  an edgeedge with one O(5)LaTh3 tetrahedra,  an edgeedge with one O(6)LaTh3 tetrahedra,  an edgeedge with one O(7)LaTh3 tetrahedra,  an edgeedge with one O(4)Th4 tetrahedra, and  an edgeedge with one O(8)Th4 tetrahedra. In the eighth O site, O(8) is bonded to one Th(2), one Th(5), and two equivalent Th(1) atoms to form OTh4 tetrahedra that share  a cornercorner with one O(2)LaTh3 tetrahedra,  a cornercorner with one O(3)LaTh3 tetrahedra,  a cornercorner with one O(8)Th4 tetrahedra, corners with two equivalent O(1)LaTh3 tetrahedra, corners with two equivalent O(5)LaTh3 tetrahedra, corners with two equivalent O(6)LaTh3 tetrahedra, corners with two equivalent O(7)LaTh3 tetrahedra, corners with two equivalent O(11)Th4 tetrahedra, corners with three equivalent O(4)Th4 tetrahedra,  an edgeedge with one O(2)LaTh3 tetrahedra,  an edgeedge with one O(5)LaTh3 tetrahedra,  an edgeedge with one O(6)LaTh3 tetrahedra,  an edgeedge with one O(7)LaTh3 tetrahedra,  an edgeedge with one O(4)Th4 tetrahedra, and  an edgeedge with one O(8)Th4 tetrahedra. In the ninth O site, O(9) is bonded to one Th(3), one Th(4), one Th(6), and one La(1) atom to form OLaTh3 tetrahedra that share  a cornercorner with one O(3)LaTh3 tetrahedra,  a cornercorner with one O(6)LaTh3 tetrahedra,  a cornercorner with one O(7)LaTh3 tetrahedra,  a cornercorner with one O(11)Th4 tetrahedra,  a cornercorner with one O(4)Th4 tetrahedra, corners with two equivalent O(10)LaTh3 tetrahedra, corners with two equivalent O(2)LaTh3 tetrahedra, corners with two equivalent O(12)Th4 tetrahedra, corners with two equivalent O(13)Th4 tetrahedra, corners with three equivalent O(1)LaTh3 tetrahedra,  an edgeedge with one O(10)LaTh3 tetrahedra,  an edgeedge with one O(3)LaTh3 tetrahedra,  an edgeedge with one O(5)LaTh3 tetrahedra,  an edgeedge with one O(11)Th4 tetrahedra,  an edgeedge with one O(12)Th4 tetrahedra, and  an edgeedge with one O(13)Th4 tetrahedra. In the tenth O site, O(10) is bonded to one Th(4), two equivalent Th(6), and one La(1) atom to form OLaTh3 tetrahedra that share  a cornercorner with one O(1)LaTh3 tetrahedra,  a cornercorner with one O(5)LaTh3 tetrahedra,  a cornercorner with one O(6)LaTh3 tetrahedra,  a cornercorner with one O(7)LaTh3 tetrahedra, corners with two equivalent O(3)LaTh3 tetrahedra, corners with two equivalent O(9)LaTh3 tetrahedra, corners with two equivalent O(13)Th4 tetrahedra, corners with three equivalent O(11)Th4 tetrahedra, corners with three equivalent O(12)Th4 tetrahedra,  an edgeedge with one O(1)LaTh3 tetrahedra,  an edgeedge with one O(10)LaTh3 tetrahedra,  an edgeedge with one O(2)LaTh3 tetrahedra,  an edgeedge with one O(9)LaTh3 tetrahedra,  an edgeedge with one O(12)Th4 tetrahedra, and  an edgeedge with one O(13)Th4 tetrahedra. In the eleventh O site, O(11) is bonded to one Th(1), one Th(3), one Th(4), and one Th(6) atom to form OTh4 tetrahedra that share  a cornercorner with one O(1)LaTh3 tetrahedra,  a cornercorner with one O(6)LaTh3 tetrahedra,  a cornercorner with one O(9)LaTh3 tetrahedra, corners with two equivalent O(3)LaTh3 tetrahedra, corners with two equivalent O(5)LaTh3 tetrahedra, corners with two equivalent O(12)Th4 tetrahedra, corners with two equivalent O(13)Th4 tetrahedra, corners with two equivalent O(8)Th4 tetrahedra, corners with three equivalent O(10)LaTh3 tetrahedra,  an edgeedge with one O(1)LaTh3 tetrahedra,  an edgeedge with one O(2)LaTh3 tetrahedra,  an edgeedge with one O(9)LaTh3 tetrahedra,  an edgeedge with one O(12)Th4 tetrahedra,  an edgeedge with one O(13)Th4 tetrahedra, and  an edgeedge with one O(4)Th4 tetrahedra. In the twelfth O site, O(12) is bonded to one Th(3), one Th(4), and two equivalent Th(6) atoms to form OTh4 tetrahedra that share  a cornercorner with one O(1)LaTh3 tetrahedra,  a cornercorner with one O(2)LaTh3 tetrahedra,  a cornercorner with one O(5)LaTh3 tetrahedra,  a cornercorner with one O(4)Th4 tetrahedra, corners with two equivalent O(3)LaTh3 tetrahedra, corners with two equivalent O(9)LaTh3 tetrahedra, corners with two equivalent O(11)Th4 tetrahedra, corners with three equivalent O(10)LaTh3 tetrahedra, corners with three equivalent O(13)Th4 tetrahedra,  an edgeedge with one O(1)LaTh3 tetrahedra,  an edgeedge with one O(10)LaTh3 tetrahedra,  an edgeedge with one O(9)LaTh3 tetrahedra,  an edgeedge with one O(11)Th4 tetrahedra,  an edgeedge with one O(12)Th4 tetrahedra, and  an edgeedge with one O(13)Th4 tetrahedra. In the thirteenth O site, O(13) is bonded to one Th(3), one Th(6), and two equivalent Th(4) atoms to form OTh4 tetrahedra that share  a cornercorner with one O(3)LaTh3 tetrahedra,  a cornercorner with one O(5)LaTh3 tetrahedra,  a cornercorner with one O(4)Th4 tetrahedra, corners with two equivalent O(1)LaTh3 tetrahedra, corners with two equivalent O(10)LaTh3 tetrahedra, corners with two equivalent O(2)LaTh3 tetrahedra, corners with two equivalent O(9)LaTh3 tetrahedra, corners with two equivalent O(11)Th4 tetrahedra, corners with three equivalent O(12)Th4 tetrahedra,  an edgeedge with one O(10)LaTh3 tetrahedra,  an edgeedge with one O(3)LaTh3 tetrahedra,  an edgeedge with one O(9)LaTh3 tetrahedra,  an edgeedge with one O(11)Th4 tetrahedra,  an edgeedge with one O(12)Th4 tetrahedra, and  an edgeedge with one O(13)Th4 tetrahedra.
Th11La2O26 is Fluorite-derived structured and crystallizes in the triclinic P-1 space group. There are six inequivalent Th sites. In the first Th site, Th(1) is bonded in a body-centered cubic geometry to one O(1), one O(11), one O(2), one O(4), one O(5), one O(6), and two equivalent O(8) atoms. The Th(1)-O(1) bond length is 2.42 Å. The Th(1)-O(11) bond length is 2.44 Å. The Th(1)-O(2) bond length is 2.40 Å. The Th(1)-O(4) bond length is 2.43 Å. The Th(1)-O(5) bond length is 2.41 Å. The Th(1)-O(6) bond length is 2.40 Å. Both Th(1)-O(8) bond lengths are 2.43 Å. In the second Th site, Th(2) is bonded in a body-centered cubic geometry to one O(2), one O(3), one O(4), one O(8), two equivalent O(6), and two equivalent O(7) atoms. The Th(2)-O(2) bond length is 2.42 Å. The Th(2)-O(3) bond length is 2.41 Å. The Th(2)-O(4) bond length is 2.45 Å. The Th(2)-O(8) bond length is 2.45 Å. Both Th(2)-O(6) bond lengths are 2.42 Å. Both Th(2)-O(7) bond lengths are 2.42 Å. In the third Th site, Th(3) is bonded in a body-centered cubic geometry to one O(1), one O(11), one O(12), one O(13), one O(3), one O(4), one O(5), and one O(9) atom. The Th(3)-O(1) bond length is 2.41 Å. The Th(3)-O(11) bond length is 2.43 Å. The Th(3)-O(12) bond length is 2.44 Å. The Th(3)-O(13) bond length is 2.43 Å. The Th(3)-O(3) bond length is 2.41 Å. The Th(3)-O(4) bond length is 2.43 Å. The Th(3)-O(5) bond length is 2.41 Å. The Th(3)-O(9) bond length is 2.41 Å. In the fourth Th site, Th(4) is bonded in a body-centered cubic geometry to one O(10), one O(11), one O(12), one O(2), one O(3), one O(9), and two equivalent O(13) atoms. The Th(4)-O(10) bond length is 2.40 Å. The Th(4)-O(11) bond length is 2.44 Å. The Th(4)-O(12) bond length is 2.43 Å. The Th(4)-O(2) bond length is 2.41 Å. The Th(4)-O(3) bond length is 2.41 Å. The Th(4)-O(9) bond length is 2.41 Å. There is one shorter (2.43 Å) and one longer (2.44 Å) Th(4)-O(13) bond length. In the fifth Th site, Th(5) is bonded in a body-centered cubic geometry to two equivalent O(4), two equivalent O(5), two equivalent O(7), and two equivalent O(8) atoms. Both Th(5)-O(4) bond lengths are 2.43 Å. Both Th(5)-O(5) bond lengths are 2.41 Å. Both Th(5)-O(7) bond lengths are 2.40 Å. Both Th(5)-O(8) bond lengths are 2.43 Å. In the sixth Th site, Th(6) is bonded in a body-centered cubic geometry to one O(1), one O(11), one O(13), one O(9), two equivalent O(10), and two equivalent O(12) atoms. The Th(6)-O(1) bond length is 2.40 Å. The Th(6)-O(11) bond length is 2.43 Å. The Th(6)-O(13) bond length is 2.44 Å. The Th(6)-O(9) bond length is 2.41 Å. Both Th(6)-O(10) bond lengths are 2.41 Å. There is one shorter (2.43 Å) and one longer (2.44 Å) Th(6)-O(12) bond length. La(1) is bonded in a body-centered cubic geometry to one O(1), one O(10), one O(2), one O(3), one O(5), one O(6), one O(7), and one O(9) atom. The La(1)-O(1) bond length is 2.50 Å. The La(1)-O(10) bond length is 2.50 Å. The La(1)-O(2) bond length is 2.50 Å. The La(1)-O(3) bond length is 2.49 Å. The La(1)-O(5) bond length is 2.50 Å. The La(1)-O(6) bond length is 2.49 Å. The La(1)-O(7) bond length is 2.50 Å. The La(1)-O(9) bond length is 2.49 Å. There are thirteen inequivalent O sites. In the first O site, O(1) is bonded to one Th(1), one Th(3), one Th(6), and one La(1) atom to form OLaTh3 tetrahedra that share  a cornercorner with one O(10)LaTh3 tetrahedra,  a cornercorner with one O(5)LaTh3 tetrahedra,  a cornercorner with one O(7)LaTh3 tetrahedra,  a cornercorner with one O(11)Th4 tetrahedra,  a cornercorner with one O(12)Th4 tetrahedra, corners with two equivalent O(2)LaTh3 tetrahedra, corners with two equivalent O(13)Th4 tetrahedra, corners with two equivalent O(4)Th4 tetrahedra, corners with two equivalent O(8)Th4 tetrahedra, corners with three equivalent O(9)LaTh3 tetrahedra,  an edgeedge with one O(10)LaTh3 tetrahedra,  an edgeedge with one O(3)LaTh3 tetrahedra,  an edgeedge with one O(5)LaTh3 tetrahedra,  an edgeedge with one O(6)LaTh3 tetrahedra,  an edgeedge with one O(11)Th4 tetrahedra, and  an edgeedge with one O(12)Th4 tetrahedra. In the second O site, O(2) is bonded to one Th(1), one Th(2), one Th(4), and one La(1) atom to form OLaTh3 tetrahedra that share  a cornercorner with one O(3)LaTh3 tetrahedra,  a cornercorner with one O(12)Th4 tetrahedra,  a cornercorner with one O(8)Th4 tetrahedra, corners with two equivalent O(1)LaTh3 tetrahedra, corners with two equivalent O(6)LaTh3 tetrahedra, corners with two equivalent O(9)LaTh3 tetrahedra, corners with two equivalent O(13)Th4 tetrahedra, corners with two equivalent O(4)Th4 tetrahedra, corners with three equivalent O(7)LaTh3 tetrahedra,  an edgeedge with one O(10)LaTh3 tetrahedra,  an edgeedge with one O(3)LaTh3 tetrahedra,  an edgeedge with one O(5)LaTh3 tetrahedra,  an edgeedge with one O(6)LaTh3 tetrahedra,  an edgeedge with one O(11)Th4 tetrahedra, and  an edgeedge with one O(8)Th4 tetrahedra. In the third O site, O(3) is bonded to one Th(2), one Th(3), one Th(4), and one La(1) atom to form OLaTh3 tetrahedra that share  a cornercorner with one O(2)LaTh3 tetrahedra,  a cornercorner with one O(7)LaTh3 tetrahedra,  a cornercorner with one O(9)LaTh3 tetrahedra,  a cornercorner with one O(13)Th4 tetrahedra,  a cornercorner with one O(8)Th4 tetrahedra, corners with two equivalent O(10)LaTh3 tetrahedra, corners with two equivalent O(5)LaTh3 tetrahedra, corners with two equivalent O(11)Th4 tetrahedra, corners with two equivalent O(12)Th4 tetrahedra, corners with three equivalent O(6)LaTh3 tetrahedra,  an edgeedge with one O(1)LaTh3 tetrahedra,  an edgeedge with one O(2)LaTh3 tetrahedra,  an edgeedge with one O(7)LaTh3 tetrahedra,  an edgeedge with one O(9)LaTh3 tetrahedra,  an edgeedge with one O(13)Th4 tetrahedra, and  an edgeedge with one O(4)Th4 tetrahedra. In the fourth O site, O(4) is bonded to one Th(1), one Th(2), one Th(3), and one Th(5) atom to form OTh4 tetrahedra that share  a cornercorner with one O(6)LaTh3 tetrahedra,  a cornercorner with one O(9)LaTh3 tetrahedra,  a cornercorner with one O(12)Th4 tetrahedra,  a cornercorner with one O(13)Th4 tetrahedra,  a cornercorner with one O(4)Th4 tetrahedra, corners with two equivalent O(1)LaTh3 tetrahedra, corners with two equivalent O(2)LaTh3 tetrahedra, corners with two equivalent O(5)LaTh3 tetrahedra, corners with two equivalent O(7)LaTh3 tetrahedra, corners with three equivalent O(8)Th4 tetrahedra,  an edgeedge with one O(3)LaTh3 tetrahedra,  an edgeedge with one O(5)LaTh3 tetrahedra,  an edgeedge with one O(6)LaTh3 tetrahedra,  an edgeedge with one O(7)LaTh3 tetrahedra,  an edgeedge with one O(11)Th4 tetrahedra, and  an edgeedge with one O(8)Th4 tetrahedra. In the fifth O site, O(5) is bonded to one Th(1), one Th(3), one Th(5), and one La(1) atom to form OLaTh3 tetrahedra that share  a cornercorner with one O(1)LaTh3 tetrahedra,  a cornercorner with one O(10)LaTh3 tetrahedra,  a cornercorner with one O(5)LaTh3 tetrahedra,  a cornercorner with one O(7)LaTh3 tetrahedra,  a cornercorner with one O(12)Th4 tetrahedra,  a cornercorner with one O(13)Th4 tetrahedra, corners with two equivalent O(3)LaTh3 tetrahedra, corners with two equivalent O(6)LaTh3 tetrahedra, corners with two equivalent O(11)Th4 tetrahedra, corners with two equivalent O(4)Th4 tetrahedra, corners with two equivalent O(8)Th4 tetrahedra,  an edgeedge with one O(1)LaTh3 tetrahedra,  an edgeedge with one O(2)LaTh3 tetrahedra,  an edgeedge with one O(7)LaTh3 tetrahedra,  an edgeedge with one O(9)LaTh3 tetrahedra,  an edgeedge with one O(4)Th4 tetrahedra, and  an edgeedge with one O(8)Th4 tetrahedra. In the sixth O site, O(6) is bonded to one Th(1), two equivalent Th(2), and one La(1) atom to form OLaTh3 tetrahedra that share  a cornercorner with one O(10)LaTh3 tetrahedra,  a cornercorner with one O(9)LaTh3 tetrahedra,  a cornercorner with one O(11)Th4 tetrahedra,  a cornercorner with one O(4)Th4 tetrahedra, corners with two equivalent O(2)LaTh3 tetrahedra, corners with two equivalent O(5)LaTh3 tetrahedra, corners with two equivalent O(8)Th4 tetrahedra, corners with three equivalent O(3)LaTh3 tetrahedra, corners with three equivalent O(7)LaTh3 tetrahedra,  an edgeedge with one O(1)LaTh3 tetrahedra,  an edgeedge with one O(2)LaTh3 tetrahedra,  an edgeedge with one O(6)LaTh3 tetrahedra,  an edgeedge with one O(7)LaTh3 tetrahedra,  an edgeedge with one O(4)Th4 tetrahedra, and  an edgeedge with one O(8)Th4 tetrahedra. In the seventh O site, O(7) is bonded to one Th(5), two equivalent Th(2), and one La(1) atom to form OLaTh3 tetrahedra that share  a cornercorner with one O(1)LaTh3 tetrahedra,  a cornercorner with one O(10)LaTh3 tetrahedra,  a cornercorner with one O(3)LaTh3 tetrahedra,  a cornercorner with one O(5)LaTh3 tetrahedra,  a cornercorner with one O(7)LaTh3 tetrahedra,  a cornercorner with one O(9)LaTh3 tetrahedra, corners with two equivalent O(4)Th4 tetrahedra, corners with two equivalent O(8)Th4 tetrahedra, corners with three equivalent O(2)LaTh3 tetrahedra, corners with three equivalent O(6)LaTh3 tetrahedra,  an edgeedge with one O(3)LaTh3 tetrahedra,  an edgeedge with one O(5)LaTh3 tetrahedra,  an edgeedge with one O(6)LaTh3 tetrahedra,  an edgeedge with one O(7)LaTh3 tetrahedra,  an edgeedge with one O(4)Th4 tetrahedra, and  an edgeedge with one O(8)Th4 tetrahedra. In the eighth O site, O(8) is bonded to one Th(2), one Th(5), and two equivalent Th(1) atoms to form OTh4 tetrahedra that share  a cornercorner with one O(2)LaTh3 tetrahedra,  a cornercorner with one O(3)LaTh3 tetrahedra,  a cornercorner with one O(8)Th4 tetrahedra, corners with two equivalent O(1)LaTh3 tetrahedra, corners with two equivalent O(5)LaTh3 tetrahedra, corners with two equivalent O(6)LaTh3 tetrahedra, corners with two equivalent O(7)LaTh3 tetrahedra, corners with two equivalent O(11)Th4 tetrahedra, corners with three equivalent O(4)Th4 tetrahedra,  an edgeedge with one O(2)LaTh3 tetrahedra,  an edgeedge with one O(5)LaTh3 tetrahedra,  an edgeedge with one O(6)LaTh3 tetrahedra,  an edgeedge with one O(7)LaTh3 tetrahedra,  an edgeedge with one O(4)Th4 tetrahedra, and  an edgeedge with one O(8)Th4 tetrahedra. In the ninth O site, O(9) is bonded to one Th(3), one Th(4), one Th(6), and one La(1) atom to form OLaTh3 tetrahedra that share  a cornercorner with one O(3)LaTh3 tetrahedra,  a cornercorner with one O(6)LaTh3 tetrahedra,  a cornercorner with one O(7)LaTh3 tetrahedra,  a cornercorner with one O(11)Th4 tetrahedra,  a cornercorner with one O(4)Th4 tetrahedra, corners with two equivalent O(10)LaTh3 tetrahedra, corners with two equivalent O(2)LaTh3 tetrahedra, corners with two equivalent O(12)Th4 tetrahedra, corners with two equivalent O(13)Th4 tetrahedra, corners with three equivalent O(1)LaTh3 tetrahedra,  an edgeedge with one O(10)LaTh3 tetrahedra,  an edgeedge with one O(3)LaTh3 tetrahedra,  an edgeedge with one O(5)LaTh3 tetrahedra,  an edgeedge with one O(11)Th4 tetrahedra,  an edgeedge with one O(12)Th4 tetrahedra, and  an edgeedge with one O(13)Th4 tetrahedra. In the tenth O site, O(10) is bonded to one Th(4), two equivalent Th(6), and one La(1) atom to form OLaTh3 tetrahedra that share  a cornercorner with one O(1)LaTh3 tetrahedra,  a cornercorner with one O(5)LaTh3 tetrahedra,  a cornercorner with one O(6)LaTh3 tetrahedra,  a cornercorner with one O(7)LaTh3 tetrahedra, corners with two equivalent O(3)LaTh3 tetrahedra, corners with two equivalent O(9)LaTh3 tetrahedra, corners with two equivalent O(13)Th4 tetrahedra, corners with three equivalent O(11)Th4 tetrahedra, corners with three equivalent O(12)Th4 tetrahedra,  an edgeedge with one O(1)LaTh3 tetrahedra,  an edgeedge with one O(10)LaTh3 tetrahedra,  an edgeedge with one O(2)LaTh3 tetrahedra,  an edgeedge with one O(9)LaTh3 tetrahedra,  an edgeedge with one O(12)Th4 tetrahedra, and  an edgeedge with one O(13)Th4 tetrahedra. In the eleventh O site, O(11) is bonded to one Th(1), one Th(3), one Th(4), and one Th(6) atom to form OTh4 tetrahedra that share  a cornercorner with one O(1)LaTh3 tetrahedra,  a cornercorner with one O(6)LaTh3 tetrahedra,  a cornercorner with one O(9)LaTh3 tetrahedra, corners with two equivalent O(3)LaTh3 tetrahedra, corners with two equivalent O(5)LaTh3 tetrahedra, corners with two equivalent O(12)Th4 tetrahedra, corners with two equivalent O(13)Th4 tetrahedra, corners with two equivalent O(8)Th4 tetrahedra, corners with three equivalent O(10)LaTh3 tetrahedra,  an edgeedge with one O(1)LaTh3 tetrahedra,  an edgeedge with one O(2)LaTh3 tetrahedra,  an edgeedge with one O(9)LaTh3 tetrahedra,  an edgeedge with one O(12)Th4 tetrahedra,  an edgeedge with one O(13)Th4 tetrahedra, and  an edgeedge with one O(4)Th4 tetrahedra. In the twelfth O site, O(12) is bonded to one Th(3), one Th(4), and two equivalent Th(6) atoms to form OTh4 tetrahedra that share  a cornercorner with one O(1)LaTh3 tetrahedra,  a cornercorner with one O(2)LaTh3 tetrahedra,  a cornercorner with one O(5)LaTh3 tetrahedra,  a cornercorner with one O(4)Th4 tetrahedra, corners with two equivalent O(3)LaTh3 tetrahedra, corners with two equivalent O(9)LaTh3 tetrahedra, corners with two equivalent O(11)Th4 tetrahedra, corners with three equivalent O(10)LaTh3 tetrahedra, corners with three equivalent O(13)Th4 tetrahedra,  an edgeedge with one O(1)LaTh3 tetrahedra,  an edgeedge with one O(10)LaTh3 tetrahedra,  an edgeedge with one O(9)LaTh3 tetrahedra,  an edgeedge with one O(11)Th4 tetrahedra,  an edgeedge with one O(12)Th4 tetrahedra, and  an edgeedge with one O(13)Th4 tetrahedra. In the thirteenth O site, O(13) is bonded to one Th(3), one Th(6), and two equivalent Th(4) atoms to form OTh4 tetrahedra that share  a cornercorner with one O(3)LaTh3 tetrahedra,  a cornercorner with one O(5)LaTh3 tetrahedra,  a cornercorner with one O(4)Th4 tetrahedra, corners with two equivalent O(1)LaTh3 tetrahedra, corners with two equivalent O(10)LaTh3 tetrahedra, corners with two equivalent O(2)LaTh3 tetrahedra, corners with two equivalent O(9)LaTh3 tetrahedra, corners with two equivalent O(11)Th4 tetrahedra, corners with three equivalent O(12)Th4 tetrahedra,  an edgeedge with one O(10)LaTh3 tetrahedra,  an edgeedge with one O(3)LaTh3 tetrahedra,  an edgeedge with one O(9)LaTh3 tetrahedra,  an edgeedge with one O(11)Th4 tetrahedra,  an edgeedge with one O(12)Th4 tetrahedra, and  an edgeedge with one O(13)Th4 tetrahedra.