Sr3CaV4O12 is (Cubic) Perovskite-derived structured and crystallizes in the triclinic P1 space group. There are six inequivalent Sr sites. In the first Sr site, Sr(1) is bonded to one O(1), one O(2), one O(5), one O(7), two equivalent O(11), two equivalent O(13), two equivalent O(15), and two equivalent O(9) atoms to form SrO12 cuboctahedra that share  a cornercorner with one Ca(1)O12 cuboctahedra,  a cornercorner with one Ca(2)O12 cuboctahedra, corners with two equivalent Sr(2)O12 cuboctahedra, corners with two equivalent Sr(3)O12 cuboctahedra, corners with two equivalent Sr(4)O12 cuboctahedra, corners with two equivalent Sr(5)O12 cuboctahedra, corners with two equivalent Sr(6)O12 cuboctahedra,  a faceface with one Sr(3)O12 cuboctahedra,  a faceface with one Sr(4)O12 cuboctahedra,  a faceface with one Sr(5)O12 cuboctahedra,  a faceface with one Sr(6)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent V(3)O6 octahedra, faces with two equivalent V(5)O6 octahedra, faces with two equivalent V(7)O6 octahedra, and faces with two equivalent V(8)O6 octahedra. In the second Sr site, Sr(2) is bonded to one O(1), one O(2), one O(6), one O(8), two equivalent O(10), two equivalent O(12), two equivalent O(14), and two equivalent O(16) atoms to form SrO12 cuboctahedra that share  a cornercorner with one Ca(1)O12 cuboctahedra,  a cornercorner with one Ca(2)O12 cuboctahedra, corners with two equivalent Sr(1)O12 cuboctahedra, corners with two equivalent Sr(3)O12 cuboctahedra, corners with two equivalent Sr(4)O12 cuboctahedra, corners with two equivalent Sr(5)O12 cuboctahedra, corners with two equivalent Sr(6)O12 cuboctahedra,  a faceface with one Sr(3)O12 cuboctahedra,  a faceface with one Sr(4)O12 cuboctahedra,  a faceface with one Sr(5)O12 cuboctahedra,  a faceface with one Sr(6)O12 cuboctahedra, faces with two equivalent Sr(2)O12 cuboctahedra, faces with two equivalent V(4)O6 octahedra, faces with two equivalent V(6)O6 octahedra, faces with two equivalent V(7)O6 octahedra, and faces with two equivalent V(8)O6 octahedra. In the third Sr site, Sr(3) is bonded to one O(1), one O(3), one O(7), one O(8), two equivalent O(12), two equivalent O(13), two equivalent O(19), and two equivalent O(24) atoms to form SrO12 cuboctahedra that share  a cornercorner with one Sr(5)O12 cuboctahedra,  a cornercorner with one Sr(6)O12 cuboctahedra, corners with two equivalent Sr(1)O12 cuboctahedra, corners with two equivalent Sr(2)O12 cuboctahedra, corners with two equivalent Sr(4)O12 cuboctahedra, corners with two equivalent Ca(1)O12 cuboctahedra, corners with two equivalent Ca(2)O12 cuboctahedra,  a faceface with one Sr(1)O12 cuboctahedra,  a faceface with one Sr(2)O12 cuboctahedra,  a faceface with one Ca(1)O12 cuboctahedra,  a faceface with one Ca(2)O12 cuboctahedra, faces with two equivalent Sr(3)O12 cuboctahedra, faces with two equivalent V(1)O6 octahedra, faces with two equivalent V(5)O6 octahedra, faces with two equivalent V(6)O6 octahedra, and faces with two equivalent V(7)O6 octahedra. In the fourth Sr site, Sr(4) is bonded to one O(2), one O(4), one O(7), one O(8), two equivalent O(11), two equivalent O(14), two equivalent O(20), and two equivalent O(23) atoms to form SrO12 cuboctahedra that share  a cornercorner with one Sr(5)O12 cuboctahedra,  a cornercorner with one Sr(6)O12 cuboctahedra, corners with two equivalent Sr(1)O12 cuboctahedra, corners with two equivalent Sr(2)O12 cuboctahedra, corners with two equivalent Sr(3)O12 cuboctahedra, corners with two equivalent Ca(1)O12 cuboctahedra, corners with two equivalent Ca(2)O12 cuboctahedra,  a faceface with one Sr(1)O12 cuboctahedra,  a faceface with one Sr(2)O12 cuboctahedra,  a faceface with one Ca(1)O12 cuboctahedra,  a faceface with one Ca(2)O12 cuboctahedra, faces with two equivalent Sr(4)O12 cuboctahedra, faces with two equivalent V(2)O6 octahedra, faces with two equivalent V(5)O6 octahedra, faces with two equivalent V(6)O6 octahedra, and faces with two equivalent V(8)O6 octahedra. In the fifth Sr site, Sr(5) is bonded to one O(1), one O(4), one O(5), one O(6), two equivalent O(16), two equivalent O(18), two equivalent O(21), and two equivalent O(9) atoms to form SrO12 cuboctahedra that share  a cornercorner with one Sr(3)O12 cuboctahedra,  a cornercorner with one Sr(4)O12 cuboctahedra, corners with two equivalent Sr(1)O12 cuboctahedra, corners with two equivalent Sr(2)O12 cuboctahedra, corners with two equivalent Sr(6)O12 cuboctahedra, corners with two equivalent Ca(1)O12 cuboctahedra, corners with two equivalent Ca(2)O12 cuboctahedra,  a faceface with one Sr(1)O12 cuboctahedra,  a faceface with one Sr(2)O12 cuboctahedra,  a faceface with one Ca(1)O12 cuboctahedra,  a faceface with one Ca(2)O12 cuboctahedra, faces with two equivalent Sr(5)O12 cuboctahedra, faces with two equivalent V(2)O6 octahedra, faces with two equivalent V(3)O6 octahedra, faces with two equivalent V(4)O6 octahedra, and faces with two equivalent V(7)O6 octahedra. In the sixth Sr site, Sr(6) is bonded to one O(2), one O(3), one O(5), one O(6), two equivalent O(10), two equivalent O(15), two equivalent O(17), and two equivalent O(22) atoms to form SrO12 cuboctahedra that share  a cornercorner with one Sr(3)O12 cuboctahedra,  a cornercorner with one Sr(4)O12 cuboctahedra, corners with two equivalent Sr(1)O12 cuboctahedra, corners with two equivalent Sr(2)O12 cuboctahedra, corners with two equivalent Sr(5)O12 cuboctahedra, corners with two equivalent Ca(1)O12 cuboctahedra, corners with two equivalent Ca(2)O12 cuboctahedra,  a faceface with one Sr(1)O12 cuboctahedra,  a faceface with one Sr(2)O12 cuboctahedra,  a faceface with one Ca(1)O12 cuboctahedra,  a faceface with one Ca(2)O12 cuboctahedra, faces with two equivalent Sr(6)O12 cuboctahedra, faces with two equivalent V(1)O6 octahedra, faces with two equivalent V(3)O6 octahedra, faces with two equivalent V(4)O6 octahedra, and faces with two equivalent V(8)O6 octahedra. There are two inequivalent Ca sites. In the first Ca site, Ca(1) is bonded to one O(3), one O(4), one O(6), one O(7), two equivalent O(18), two equivalent O(19), two equivalent O(22), and two equivalent O(23) atoms to form CaO12 cuboctahedra that share  a cornercorner with one Sr(1)O12 cuboctahedra,  a cornercorner with one Sr(2)O12 cuboctahedra, corners with two equivalent Sr(3)O12 cuboctahedra, corners with two equivalent Sr(4)O12 cuboctahedra, corners with two equivalent Sr(5)O12 cuboctahedra, corners with two equivalent Sr(6)O12 cuboctahedra, corners with two equivalent Ca(2)O12 cuboctahedra,  a faceface with one Sr(3)O12 cuboctahedra,  a faceface with one Sr(4)O12 cuboctahedra,  a faceface with one Sr(5)O12 cuboctahedra,  a faceface with one Sr(6)O12 cuboctahedra, faces with two equivalent Ca(1)O12 cuboctahedra, faces with two equivalent V(1)O6 octahedra, faces with two equivalent V(2)O6 octahedra, faces with two equivalent V(4)O6 octahedra, and faces with two equivalent V(5)O6 octahedra. In the second Ca site, Ca(2) is bonded to one O(3), one O(4), one O(5), one O(8), two equivalent O(17), two equivalent O(20), two equivalent O(21), and two equivalent O(24) atoms to form CaO12 cuboctahedra that share  a cornercorner with one Sr(1)O12 cuboctahedra,  a cornercorner with one Sr(2)O12 cuboctahedra, corners with two equivalent Sr(3)O12 cuboctahedra, corners with two equivalent Sr(4)O12 cuboctahedra, corners with two equivalent Sr(5)O12 cuboctahedra, corners with two equivalent Sr(6)O12 cuboctahedra, corners with two equivalent Ca(1)O12 cuboctahedra,  a faceface with one Sr(3)O12 cuboctahedra,  a faceface with one Sr(4)O12 cuboctahedra,  a faceface with one Sr(5)O12 cuboctahedra,  a faceface with one Sr(6)O12 cuboctahedra, faces with two equivalent Ca(2)O12 cuboctahedra, faces with two equivalent V(1)O6 octahedra, faces with two equivalent V(2)O6 octahedra, faces with two equivalent V(3)O6 octahedra, and faces with two equivalent V(6)O6 octahedra. There are eight inequivalent V sites. In the first V site, V(1) is bonded to one O(17), one O(19), one O(22), one O(24), and two equivalent O(3) atoms to form VO6 octahedra that share  a cornercorner with one V(3)O6 octahedra,  a cornercorner with one V(4)O6 octahedra,  a cornercorner with one V(5)O6 octahedra,  a cornercorner with one V(6)O6 octahedra, corners with two equivalent V(1)O6 octahedra, faces with two equivalent Sr(3)O12 cuboctahedra, faces with two equivalent Sr(6)O12 cuboctahedra, faces with two equivalent Ca(1)O12 cuboctahedra, and faces with two equivalent Ca(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 1-2°. In the second V site, V(2) is bonded to one O(18), one O(20), one O(21), one O(23), and two equivalent O(4) atoms to form VO6 octahedra that share  a cornercorner with one V(3)O6 octahedra,  a cornercorner with one V(4)O6 octahedra,  a cornercorner with one V(5)O6 octahedra,  a cornercorner with one V(6)O6 octahedra, corners with two equivalent V(2)O6 octahedra, faces with two equivalent Sr(4)O12 cuboctahedra, faces with two equivalent Sr(5)O12 cuboctahedra, faces with two equivalent Ca(1)O12 cuboctahedra, and faces with two equivalent Ca(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the third V site, V(3) is bonded to one O(15), one O(17), one O(21), one O(9), and two equivalent O(5) atoms to form VO6 octahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one V(7)O6 octahedra,  a cornercorner with one V(8)O6 octahedra, corners with two equivalent V(3)O6 octahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent Sr(5)O12 cuboctahedra, faces with two equivalent Sr(6)O12 cuboctahedra, and faces with two equivalent Ca(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 1-2°. In the fourth V site, V(4) is bonded to one O(10), one O(16), one O(18), one O(22), and two equivalent O(6) atoms to form VO6 octahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one V(7)O6 octahedra,  a cornercorner with one V(8)O6 octahedra, corners with two equivalent V(4)O6 octahedra, faces with two equivalent Sr(2)O12 cuboctahedra, faces with two equivalent Sr(5)O12 cuboctahedra, faces with two equivalent Sr(6)O12 cuboctahedra, and faces with two equivalent Ca(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the fifth V site, V(5) is bonded to one O(11), one O(13), one O(19), one O(23), and two equivalent O(7) atoms to form VO6 octahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one V(7)O6 octahedra,  a cornercorner with one V(8)O6 octahedra, corners with two equivalent V(5)O6 octahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent Sr(3)O12 cuboctahedra, faces with two equivalent Sr(4)O12 cuboctahedra, and faces with two equivalent Ca(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the sixth V site, V(6) is bonded to one O(12), one O(14), one O(20), one O(24), and two equivalent O(8) atoms to form VO6 octahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one V(7)O6 octahedra,  a cornercorner with one V(8)O6 octahedra, corners with two equivalent V(6)O6 octahedra, faces with two equivalent Sr(2)O12 cuboctahedra, faces with two equivalent Sr(3)O12 cuboctahedra, faces with two equivalent Sr(4)O12 cuboctahedra, and faces with two equivalent Ca(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-3°. In the seventh V site, V(7) is bonded to one O(12), one O(13), one O(16), one O(9), and two equivalent O(1) atoms to form VO6 octahedra that share  a cornercorner with one V(3)O6 octahedra,  a cornercorner with one V(4)O6 octahedra,  a cornercorner with one V(5)O6 octahedra,  a cornercorner with one V(6)O6 octahedra, corners with two equivalent V(7)O6 octahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent Sr(2)O12 cuboctahedra, faces with two equivalent Sr(3)O12 cuboctahedra, and faces with two equivalent Sr(5)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-1°. In the eighth V site, V(8) is bonded to one O(10), one O(11), one O(14), one O(15), and two equivalent O(2) atoms to form VO6 octahedra that share  a cornercorner with one V(3)O6 octahedra,  a cornercorner with one V(4)O6 octahedra,  a cornercorner with one V(5)O6 octahedra,  a cornercorner with one V(6)O6 octahedra, corners with two equivalent V(8)O6 octahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent Sr(2)O12 cuboctahedra, faces with two equivalent Sr(4)O12 cuboctahedra, and faces with two equivalent Sr(6)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-1°. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded to one Sr(1), one Sr(2), one Sr(3), one Sr(5), and two equivalent V(7) atoms to form distorted OSr4V2 octahedra that share  a cornercorner with one O(3)Sr2Ca2V2 octahedra,  a cornercorner with one O(4)Sr2Ca2V2 octahedra, corners with two equivalent O(1)Sr4V2 octahedra, corners with two equivalent O(2)Sr4V2 octahedra,  an edgeedge with one O(5)Sr3CaV2 octahedra,  an edgeedge with one O(6)Sr3CaV2 octahedra,  an edgeedge with one O(7)Sr3CaV2 octahedra, and  an edgeedge with one O(8)Sr3CaV2 octahedra. The corner-sharing octahedra are not tilted. In the second O site, O(2) is bonded to one Sr(1), one Sr(2), one Sr(4), one Sr(6), and two equivalent V(8) atoms to form distorted OSr4V2 octahedra that share  a cornercorner with one O(3)Sr2Ca2V2 octahedra,  a cornercorner with one O(4)Sr2Ca2V2 octahedra, corners with two equivalent O(1)Sr4V2 octahedra, corners with two equivalent O(2)Sr4V2 octahedra,  an edgeedge with one O(5)Sr3CaV2 octahedra,  an edgeedge with one O(6)Sr3CaV2 octahedra,  an edgeedge with one O(7)Sr3CaV2 octahedra, and  an edgeedge with one O(8)Sr3CaV2 octahedra. The corner-sharing octahedra are not tilted. In the third O site, O(3) is bonded to one Sr(3), one Sr(6), one Ca(1), one Ca(2), and two equivalent V(1) atoms to form distorted OSr2Ca2V2 octahedra that share  a cornercorner with one O(1)Sr4V2 octahedra,  a cornercorner with one O(2)Sr4V2 octahedra, corners with two equivalent O(3)Sr2Ca2V2 octahedra, corners with two equivalent O(4)Sr2Ca2V2 octahedra,  an edgeedge with one O(5)Sr3CaV2 octahedra,  an edgeedge with one O(6)Sr3CaV2 octahedra,  an edgeedge with one O(7)Sr3CaV2 octahedra, and  an edgeedge with one O(8)Sr3CaV2 octahedra. The corner-sharing octahedral tilt angles range from 0-1°. In the fourth O site, O(4) is bonded to one Sr(4), one Sr(5), one Ca(1), one Ca(2), and two equivalent V(2) atoms to form distorted OSr2Ca2V2 octahedra that share  a cornercorner with one O(1)Sr4V2 octahedra,  a cornercorner with one O(2)Sr4V2 octahedra, corners with two equivalent O(3)Sr2Ca2V2 octahedra, corners with two equivalent O(4)Sr2Ca2V2 octahedra,  an edgeedge with one O(5)Sr3CaV2 octahedra,  an edgeedge with one O(6)Sr3CaV2 octahedra,  an edgeedge with one O(7)Sr3CaV2 octahedra, and  an edgeedge with one O(8)Sr3CaV2 octahedra. The corner-sharing octahedra are not tilted. In the fifth O site, O(5) is bonded to one Sr(1), one Sr(5), one Sr(6), one Ca(2), and two equivalent V(3) atoms to form distorted OSr3CaV2 octahedra that share  a cornercorner with one O(7)Sr3CaV2 octahedra,  a cornercorner with one O(8)Sr3CaV2 octahedra, corners with two equivalent O(5)Sr3CaV2 octahedra, corners with two equivalent O(6)Sr3CaV2 octahedra,  an edgeedge with one O(3)Sr2Ca2V2 octahedra,  an edgeedge with one O(4)Sr2Ca2V2 octahedra,  an edgeedge with one O(1)Sr4V2 octahedra, and  an edgeedge with one O(2)Sr4V2 octahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the sixth O site, O(6) is bonded to one Sr(2), one Sr(5), one Sr(6), one Ca(1), and two equivalent V(4) atoms to form distorted OSr3CaV2 octahedra that share  a cornercorner with one O(7)Sr3CaV2 octahedra,  a cornercorner with one O(8)Sr3CaV2 octahedra, corners with two equivalent O(5)Sr3CaV2 octahedra, corners with two equivalent O(6)Sr3CaV2 octahedra,  an edgeedge with one O(3)Sr2Ca2V2 octahedra,  an edgeedge with one O(4)Sr2Ca2V2 octahedra,  an edgeedge with one O(1)Sr4V2 octahedra, and  an edgeedge with one O(2)Sr4V2 octahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the seventh O site, O(7) is bonded to one Sr(1), one Sr(3), one Sr(4), one Ca(1), and two equivalent V(5) atoms to form distorted OSr3CaV2 octahedra that share  a cornercorner with one O(5)Sr3CaV2 octahedra,  a cornercorner with one O(6)Sr3CaV2 octahedra, corners with two equivalent O(7)Sr3CaV2 octahedra, corners with two equivalent O(8)Sr3CaV2 octahedra,  an edgeedge with one O(3)Sr2Ca2V2 octahedra,  an edgeedge with one O(4)Sr2Ca2V2 octahedra,  an edgeedge with one O(1)Sr4V2 octahedra, and  an edgeedge with one O(2)Sr4V2 octahedra. The corner-sharing octahedral tilt angles range from 0-3°. In the eighth O site, O(8) is bonded to one Sr(2), one Sr(3), one Sr(4), one Ca(2), and two equivalent V(6) atoms to form distorted OSr3CaV2 octahedra that share  a cornercorner with one O(5)Sr3CaV2 octahedra,  a cornercorner with one O(6)Sr3CaV2 octahedra, corners with two equivalent O(7)Sr3CaV2 octahedra, corners with two equivalent O(8)Sr3CaV2 octahedra,  an edgeedge with one O(3)Sr2Ca2V2 octahedra,  an edgeedge with one O(4)Sr2Ca2V2 octahedra,  an edgeedge with one O(1)Sr4V2 octahedra, and  an edgeedge with one O(2)Sr4V2 octahedra. The corner-sharing octahedral tilt angles range from 0-3°. In the ninth O site, O(9) is bonded in a distorted linear geometry to two equivalent Sr(1), two equivalent Sr(5), one V(3), and one V(7) atom. In the tenth O site, O(10) is bonded in a distorted linear geometry to two equivalent Sr(2), two equivalent Sr(6), one V(4), and one V(8) atom. In the eleventh O site, O(11) is bonded in a distorted linear geometry to two equivalent Sr(1), two equivalent Sr(4), one V(5), and one V(8) atom. In the twelfth O site, O(12) is bonded in a distorted linear geometry to two equivalent Sr(2), two equivalent Sr(3), one V(6), and one V(7) atom. In the thirteenth O site, O(13) is bonded in a distorted linear geometry to two equivalent Sr(1), two equivalent Sr(3), one V(5), and one V(7) atom. In the fourteenth O site, O(14) is bonded in a distorted linear geometry to two equivalent Sr(2), two equivalent Sr(4), one V(6), and one V(8) atom. In the fifteenth O site, O(15) is bonded in a distorted linear geometry to two equivalent Sr(1), two equivalent Sr(6), one V(3), and one V(8) atom. In the sixteenth O site, O(16) is bonded in a distorted linear geometry to two equivalent Sr(2), two equivalent Sr(5), one V(4), and one V(7) atom. In the seventeenth O site, O(17) is bonded in a distorted linear geometry to two equivalent Sr(6), two equivalent Ca(2), one V(1), and one V(3) atom. In the eighteenth O site, O(18) is bonded in a distorted linear geometry to two equivalent Sr(5), two equivalent Ca(1), one V(2), and one V(4) atom. In the nineteenth O site, O(19) is bonded in a distorted linear geometry to two equivalent Sr(3), two equivalent Ca(1), one V(1), and one V(5) atom. In the twentieth O site, O(20) is bonded in a distorted linear geometry to two equivalent Sr(4), two equivalent Ca(2), one V(2), and one V(6) atom. In the twenty-first O site, O(21) is bonded in a distorted linear geometry to two equivalent Sr(5), two equivalent Ca(2), one V(2), and one V(3) atom. In the twenty-second O site, O(22) is bonded in a distorted linear geometry to two equivalent Sr(6), two equivalent Ca(1), one V(1), and one V(4) atom. In the twenty-third O site, O(23) is bonded in a distorted linear geometry to two equivalent Sr(4), two equivalent Ca(1), one V(2), and one V(5) atom. In the twenty-fourth O site, O(24) is bonded in a distorted linear geometry to two equivalent Sr(3), two equivalent Ca(2), one V(1), and one V(6) atom.
Sr3CaV4O12 is (Cubic) Perovskite-derived structured and crystallizes in the triclinic P1 space group. There are six inequivalent Sr sites. In the first Sr site, Sr(1) is bonded to one O(1), one O(2), one O(5), one O(7), two equivalent O(11), two equivalent O(13), two equivalent O(15), and two equivalent O(9) atoms to form SrO12 cuboctahedra that share  a cornercorner with one Ca(1)O12 cuboctahedra,  a cornercorner with one Ca(2)O12 cuboctahedra, corners with two equivalent Sr(2)O12 cuboctahedra, corners with two equivalent Sr(3)O12 cuboctahedra, corners with two equivalent Sr(4)O12 cuboctahedra, corners with two equivalent Sr(5)O12 cuboctahedra, corners with two equivalent Sr(6)O12 cuboctahedra,  a faceface with one Sr(3)O12 cuboctahedra,  a faceface with one Sr(4)O12 cuboctahedra,  a faceface with one Sr(5)O12 cuboctahedra,  a faceface with one Sr(6)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent V(3)O6 octahedra, faces with two equivalent V(5)O6 octahedra, faces with two equivalent V(7)O6 octahedra, and faces with two equivalent V(8)O6 octahedra. The Sr(1)-O(1) bond length is 2.74 Å. The Sr(1)-O(2) bond length is 2.74 Å. The Sr(1)-O(5) bond length is 2.80 Å. The Sr(1)-O(7) bond length is 2.80 Å. Both Sr(1)-O(11) bond lengths are 2.77 Å. There is one shorter (2.78 Å) and one longer (2.79 Å) Sr(1)-O(13) bond length. There is one shorter (2.78 Å) and one longer (2.79 Å) Sr(1)-O(15) bond length. Both Sr(1)-O(9) bond lengths are 2.77 Å. In the second Sr site, Sr(2) is bonded to one O(1), one O(2), one O(6), one O(8), two equivalent O(10), two equivalent O(12), two equivalent O(14), and two equivalent O(16) atoms to form SrO12 cuboctahedra that share  a cornercorner with one Ca(1)O12 cuboctahedra,  a cornercorner with one Ca(2)O12 cuboctahedra, corners with two equivalent Sr(1)O12 cuboctahedra, corners with two equivalent Sr(3)O12 cuboctahedra, corners with two equivalent Sr(4)O12 cuboctahedra, corners with two equivalent Sr(5)O12 cuboctahedra, corners with two equivalent Sr(6)O12 cuboctahedra,  a faceface with one Sr(3)O12 cuboctahedra,  a faceface with one Sr(4)O12 cuboctahedra,  a faceface with one Sr(5)O12 cuboctahedra,  a faceface with one Sr(6)O12 cuboctahedra, faces with two equivalent Sr(2)O12 cuboctahedra, faces with two equivalent V(4)O6 octahedra, faces with two equivalent V(6)O6 octahedra, faces with two equivalent V(7)O6 octahedra, and faces with two equivalent V(8)O6 octahedra. The Sr(2)-O(1) bond length is 2.73 Å. The Sr(2)-O(2) bond length is 2.73 Å. The Sr(2)-O(6) bond length is 2.80 Å. The Sr(2)-O(8) bond length is 2.81 Å. There is one shorter (2.77 Å) and one longer (2.78 Å) Sr(2)-O(10) bond length. There is one shorter (2.77 Å) and one longer (2.78 Å) Sr(2)-O(12) bond length. There is one shorter (2.78 Å) and one longer (2.79 Å) Sr(2)-O(14) bond length. Both Sr(2)-O(16) bond lengths are 2.78 Å. In the third Sr site, Sr(3) is bonded to one O(1), one O(3), one O(7), one O(8), two equivalent O(12), two equivalent O(13), two equivalent O(19), and two equivalent O(24) atoms to form SrO12 cuboctahedra that share  a cornercorner with one Sr(5)O12 cuboctahedra,  a cornercorner with one Sr(6)O12 cuboctahedra, corners with two equivalent Sr(1)O12 cuboctahedra, corners with two equivalent Sr(2)O12 cuboctahedra, corners with two equivalent Sr(4)O12 cuboctahedra, corners with two equivalent Ca(1)O12 cuboctahedra, corners with two equivalent Ca(2)O12 cuboctahedra,  a faceface with one Sr(1)O12 cuboctahedra,  a faceface with one Sr(2)O12 cuboctahedra,  a faceface with one Ca(1)O12 cuboctahedra,  a faceface with one Ca(2)O12 cuboctahedra, faces with two equivalent Sr(3)O12 cuboctahedra, faces with two equivalent V(1)O6 octahedra, faces with two equivalent V(5)O6 octahedra, faces with two equivalent V(6)O6 octahedra, and faces with two equivalent V(7)O6 octahedra. The Sr(3)-O(1) bond length is 2.74 Å. The Sr(3)-O(3) bond length is 2.72 Å. The Sr(3)-O(7) bond length is 2.74 Å. The Sr(3)-O(8) bond length is 2.73 Å. There is one shorter (2.78 Å) and one longer (2.79 Å) Sr(3)-O(12) bond length. There is one shorter (2.77 Å) and one longer (2.78 Å) Sr(3)-O(13) bond length. There is one shorter (2.76 Å) and one longer (2.77 Å) Sr(3)-O(19) bond length. There is one shorter (2.79 Å) and one longer (2.81 Å) Sr(3)-O(24) bond length. In the fourth Sr site, Sr(4) is bonded to one O(2), one O(4), one O(7), one O(8), two equivalent O(11), two equivalent O(14), two equivalent O(20), and two equivalent O(23) atoms to form SrO12 cuboctahedra that share  a cornercorner with one Sr(5)O12 cuboctahedra,  a cornercorner with one Sr(6)O12 cuboctahedra, corners with two equivalent Sr(1)O12 cuboctahedra, corners with two equivalent Sr(2)O12 cuboctahedra, corners with two equivalent Sr(3)O12 cuboctahedra, corners with two equivalent Ca(1)O12 cuboctahedra, corners with two equivalent Ca(2)O12 cuboctahedra,  a faceface with one Sr(1)O12 cuboctahedra,  a faceface with one Sr(2)O12 cuboctahedra,  a faceface with one Ca(1)O12 cuboctahedra,  a faceface with one Ca(2)O12 cuboctahedra, faces with two equivalent Sr(4)O12 cuboctahedra, faces with two equivalent V(2)O6 octahedra, faces with two equivalent V(5)O6 octahedra, faces with two equivalent V(6)O6 octahedra, and faces with two equivalent V(8)O6 octahedra. The Sr(4)-O(2) bond length is 2.74 Å. The Sr(4)-O(4) bond length is 2.72 Å. The Sr(4)-O(7) bond length is 2.73 Å. The Sr(4)-O(8) bond length is 2.74 Å. There is one shorter (2.78 Å) and one longer (2.79 Å) Sr(4)-O(11) bond length. There is one shorter (2.76 Å) and one longer (2.78 Å) Sr(4)-O(14) bond length. There is one shorter (2.77 Å) and one longer (2.78 Å) Sr(4)-O(20) bond length. There is one shorter (2.79 Å) and one longer (2.80 Å) Sr(4)-O(23) bond length. In the fifth Sr site, Sr(5) is bonded to one O(1), one O(4), one O(5), one O(6), two equivalent O(16), two equivalent O(18), two equivalent O(21), and two equivalent O(9) atoms to form SrO12 cuboctahedra that share  a cornercorner with one Sr(3)O12 cuboctahedra,  a cornercorner with one Sr(4)O12 cuboctahedra, corners with two equivalent Sr(1)O12 cuboctahedra, corners with two equivalent Sr(2)O12 cuboctahedra, corners with two equivalent Sr(6)O12 cuboctahedra, corners with two equivalent Ca(1)O12 cuboctahedra, corners with two equivalent Ca(2)O12 cuboctahedra,  a faceface with one Sr(1)O12 cuboctahedra,  a faceface with one Sr(2)O12 cuboctahedra,  a faceface with one Ca(1)O12 cuboctahedra,  a faceface with one Ca(2)O12 cuboctahedra, faces with two equivalent Sr(5)O12 cuboctahedra, faces with two equivalent V(2)O6 octahedra, faces with two equivalent V(3)O6 octahedra, faces with two equivalent V(4)O6 octahedra, and faces with two equivalent V(7)O6 octahedra. The Sr(5)-O(1) bond length is 2.74 Å. The Sr(5)-O(4) bond length is 2.72 Å. The Sr(5)-O(5) bond length is 2.73 Å. The Sr(5)-O(6) bond length is 2.74 Å. There is one shorter (2.77 Å) and one longer (2.78 Å) Sr(5)-O(16) bond length. There is one shorter (2.76 Å) and one longer (2.78 Å) Sr(5)-O(18) bond length. There is one shorter (2.78 Å) and one longer (2.81 Å) Sr(5)-O(21) bond length. There is one shorter (2.78 Å) and one longer (2.79 Å) Sr(5)-O(9) bond length. In the sixth Sr site, Sr(6) is bonded to one O(2), one O(3), one O(5), one O(6), two equivalent O(10), two equivalent O(15), two equivalent O(17), and two equivalent O(22) atoms to form SrO12 cuboctahedra that share  a cornercorner with one Sr(3)O12 cuboctahedra,  a cornercorner with one Sr(4)O12 cuboctahedra, corners with two equivalent Sr(1)O12 cuboctahedra, corners with two equivalent Sr(2)O12 cuboctahedra, corners with two equivalent Sr(5)O12 cuboctahedra, corners with two equivalent Ca(1)O12 cuboctahedra, corners with two equivalent Ca(2)O12 cuboctahedra,  a faceface with one Sr(1)O12 cuboctahedra,  a faceface with one Sr(2)O12 cuboctahedra,  a faceface with one Ca(1)O12 cuboctahedra,  a faceface with one Ca(2)O12 cuboctahedra, faces with two equivalent Sr(6)O12 cuboctahedra, faces with two equivalent V(1)O6 octahedra, faces with two equivalent V(3)O6 octahedra, faces with two equivalent V(4)O6 octahedra, and faces with two equivalent V(8)O6 octahedra. The Sr(6)-O(2) bond length is 2.75 Å. The Sr(6)-O(3) bond length is 2.72 Å. The Sr(6)-O(5) bond length is 2.74 Å. The Sr(6)-O(6) bond length is 2.73 Å. There is one shorter (2.78 Å) and one longer (2.80 Å) Sr(6)-O(10) bond length. There is one shorter (2.76 Å) and one longer (2.78 Å) Sr(6)-O(15) bond length. Both Sr(6)-O(17) bond lengths are 2.77 Å. There is one shorter (2.79 Å) and one longer (2.80 Å) Sr(6)-O(22) bond length. There are two inequivalent Ca sites. In the first Ca site, Ca(1) is bonded to one O(3), one O(4), one O(6), one O(7), two equivalent O(18), two equivalent O(19), two equivalent O(22), and two equivalent O(23) atoms to form CaO12 cuboctahedra that share  a cornercorner with one Sr(1)O12 cuboctahedra,  a cornercorner with one Sr(2)O12 cuboctahedra, corners with two equivalent Sr(3)O12 cuboctahedra, corners with two equivalent Sr(4)O12 cuboctahedra, corners with two equivalent Sr(5)O12 cuboctahedra, corners with two equivalent Sr(6)O12 cuboctahedra, corners with two equivalent Ca(2)O12 cuboctahedra,  a faceface with one Sr(3)O12 cuboctahedra,  a faceface with one Sr(4)O12 cuboctahedra,  a faceface with one Sr(5)O12 cuboctahedra,  a faceface with one Sr(6)O12 cuboctahedra, faces with two equivalent Ca(1)O12 cuboctahedra, faces with two equivalent V(1)O6 octahedra, faces with two equivalent V(2)O6 octahedra, faces with two equivalent V(4)O6 octahedra, and faces with two equivalent V(5)O6 octahedra. The Ca(1)-O(3) bond length is 2.71 Å. The Ca(1)-O(4) bond length is 2.74 Å. The Ca(1)-O(6) bond length is 2.67 Å. The Ca(1)-O(7) bond length is 2.67 Å. Both Ca(1)-O(18) bond lengths are 2.79 Å. There is one shorter (2.77 Å) and one longer (2.78 Å) Ca(1)-O(19) bond length. There is one shorter (2.73 Å) and one longer (2.75 Å) Ca(1)-O(22) bond length. There is one shorter (2.73 Å) and one longer (2.77 Å) Ca(1)-O(23) bond length. In the second Ca site, Ca(2) is bonded to one O(3), one O(4), one O(5), one O(8), two equivalent O(17), two equivalent O(20), two equivalent O(21), and two equivalent O(24) atoms to form CaO12 cuboctahedra that share  a cornercorner with one Sr(1)O12 cuboctahedra,  a cornercorner with one Sr(2)O12 cuboctahedra, corners with two equivalent Sr(3)O12 cuboctahedra, corners with two equivalent Sr(4)O12 cuboctahedra, corners with two equivalent Sr(5)O12 cuboctahedra, corners with two equivalent Sr(6)O12 cuboctahedra, corners with two equivalent Ca(1)O12 cuboctahedra,  a faceface with one Sr(3)O12 cuboctahedra,  a faceface with one Sr(4)O12 cuboctahedra,  a faceface with one Sr(5)O12 cuboctahedra,  a faceface with one Sr(6)O12 cuboctahedra, faces with two equivalent Ca(2)O12 cuboctahedra, faces with two equivalent V(1)O6 octahedra, faces with two equivalent V(2)O6 octahedra, faces with two equivalent V(3)O6 octahedra, and faces with two equivalent V(6)O6 octahedra. The Ca(2)-O(3) bond length is 2.75 Å. The Ca(2)-O(4) bond length is 2.74 Å. The Ca(2)-O(5) bond length is 2.66 Å. The Ca(2)-O(8) bond length is 2.65 Å. There is one shorter (2.77 Å) and one longer (2.78 Å) Ca(2)-O(17) bond length. There is one shorter (2.76 Å) and one longer (2.78 Å) Ca(2)-O(20) bond length. There is one shorter (2.73 Å) and one longer (2.77 Å) Ca(2)-O(21) bond length. There is one shorter (2.73 Å) and one longer (2.76 Å) Ca(2)-O(24) bond length. There are eight inequivalent V sites. In the first V site, V(1) is bonded to one O(17), one O(19), one O(22), one O(24), and two equivalent O(3) atoms to form VO6 octahedra that share  a cornercorner with one V(3)O6 octahedra,  a cornercorner with one V(4)O6 octahedra,  a cornercorner with one V(5)O6 octahedra,  a cornercorner with one V(6)O6 octahedra, corners with two equivalent V(1)O6 octahedra, faces with two equivalent Sr(3)O12 cuboctahedra, faces with two equivalent Sr(6)O12 cuboctahedra, faces with two equivalent Ca(1)O12 cuboctahedra, and faces with two equivalent Ca(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 1-2°. The V(1)-O(17) bond length is 1.98 Å. The V(1)-O(19) bond length is 1.98 Å. The V(1)-O(22) bond length is 1.88 Å. The V(1)-O(24) bond length is 1.87 Å. Both V(1)-O(3) bond lengths are 1.99 Å. In the second V site, V(2) is bonded to one O(18), one O(20), one O(21), one O(23), and two equivalent O(4) atoms to form VO6 octahedra that share  a cornercorner with one V(3)O6 octahedra,  a cornercorner with one V(4)O6 octahedra,  a cornercorner with one V(5)O6 octahedra,  a cornercorner with one V(6)O6 octahedra, corners with two equivalent V(2)O6 octahedra, faces with two equivalent Sr(4)O12 cuboctahedra, faces with two equivalent Sr(5)O12 cuboctahedra, faces with two equivalent Ca(1)O12 cuboctahedra, and faces with two equivalent Ca(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-2°. The V(2)-O(18) bond length is 1.97 Å. The V(2)-O(20) bond length is 1.98 Å. The V(2)-O(21) bond length is 1.88 Å. The V(2)-O(23) bond length is 1.88 Å. Both V(2)-O(4) bond lengths are 1.99 Å. In the third V site, V(3) is bonded to one O(15), one O(17), one O(21), one O(9), and two equivalent O(5) atoms to form VO6 octahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one V(7)O6 octahedra,  a cornercorner with one V(8)O6 octahedra, corners with two equivalent V(3)O6 octahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent Sr(5)O12 cuboctahedra, faces with two equivalent Sr(6)O12 cuboctahedra, and faces with two equivalent Ca(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 1-2°. The V(3)-O(15) bond length is 2.02 Å. The V(3)-O(17) bond length is 1.87 Å. The V(3)-O(21) bond length is 1.97 Å. The V(3)-O(9) bond length is 1.87 Å. Both V(3)-O(5) bond lengths are 1.99 Å. In the fourth V site, V(4) is bonded to one O(10), one O(16), one O(18), one O(22), and two equivalent O(6) atoms to form VO6 octahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one V(7)O6 octahedra,  a cornercorner with one V(8)O6 octahedra, corners with two equivalent V(4)O6 octahedra, faces with two equivalent Sr(2)O12 cuboctahedra, faces with two equivalent Sr(5)O12 cuboctahedra, faces with two equivalent Sr(6)O12 cuboctahedra, and faces with two equivalent Ca(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-2°. The V(4)-O(10) bond length is 1.88 Å. The V(4)-O(16) bond length is 2.02 Å. The V(4)-O(18) bond length is 1.87 Å. The V(4)-O(22) bond length is 1.98 Å. Both V(4)-O(6) bond lengths are 1.99 Å. In the fifth V site, V(5) is bonded to one O(11), one O(13), one O(19), one O(23), and two equivalent O(7) atoms to form VO6 octahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one V(7)O6 octahedra,  a cornercorner with one V(8)O6 octahedra, corners with two equivalent V(5)O6 octahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent Sr(3)O12 cuboctahedra, faces with two equivalent Sr(4)O12 cuboctahedra, and faces with two equivalent Ca(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-2°. The V(5)-O(11) bond length is 1.87 Å. The V(5)-O(13) bond length is 2.02 Å. The V(5)-O(19) bond length is 1.87 Å. The V(5)-O(23) bond length is 1.97 Å. Both V(5)-O(7) bond lengths are 1.99 Å. In the sixth V site, V(6) is bonded to one O(12), one O(14), one O(20), one O(24), and two equivalent O(8) atoms to form VO6 octahedra that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one V(7)O6 octahedra,  a cornercorner with one V(8)O6 octahedra, corners with two equivalent V(6)O6 octahedra, faces with two equivalent Sr(2)O12 cuboctahedra, faces with two equivalent Sr(3)O12 cuboctahedra, faces with two equivalent Sr(4)O12 cuboctahedra, and faces with two equivalent Ca(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-3°. The V(6)-O(12) bond length is 1.87 Å. The V(6)-O(14) bond length is 2.02 Å. The V(6)-O(20) bond length is 1.87 Å. The V(6)-O(24) bond length is 1.98 Å. Both V(6)-O(8) bond lengths are 1.99 Å. In the seventh V site, V(7) is bonded to one O(12), one O(13), one O(16), one O(9), and two equivalent O(1) atoms to form VO6 octahedra that share  a cornercorner with one V(3)O6 octahedra,  a cornercorner with one V(4)O6 octahedra,  a cornercorner with one V(5)O6 octahedra,  a cornercorner with one V(6)O6 octahedra, corners with two equivalent V(7)O6 octahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent Sr(2)O12 cuboctahedra, faces with two equivalent Sr(3)O12 cuboctahedra, and faces with two equivalent Sr(5)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-1°. The V(7)-O(12) bond length is 2.01 Å. The V(7)-O(13) bond length is 1.87 Å. The V(7)-O(16) bond length is 1.87 Å. The V(7)-O(9) bond length is 2.01 Å. Both V(7)-O(1) bond lengths are 1.99 Å. In the eighth V site, V(8) is bonded to one O(10), one O(11), one O(14), one O(15), and two equivalent O(2) atoms to form VO6 octahedra that share  a cornercorner with one V(3)O6 octahedra,  a cornercorner with one V(4)O6 octahedra,  a cornercorner with one V(5)O6 octahedra,  a cornercorner with one V(6)O6 octahedra, corners with two equivalent V(8)O6 octahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent Sr(2)O12 cuboctahedra, faces with two equivalent Sr(4)O12 cuboctahedra, and faces with two equivalent Sr(6)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-1°. The V(8)-O(10) bond length is 2.01 Å. The V(8)-O(11) bond length is 2.01 Å. The V(8)-O(14) bond length is 1.88 Å. The V(8)-O(15) bond length is 1.88 Å. Both V(8)-O(2) bond lengths are 1.99 Å. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded to one Sr(1), one Sr(2), one Sr(3), one Sr(5), and two equivalent V(7) atoms to form distorted OSr4V2 octahedra that share  a cornercorner with one O(3)Sr2Ca2V2 octahedra,  a cornercorner with one O(4)Sr2Ca2V2 octahedra, corners with two equivalent O(1)Sr4V2 octahedra, corners with two equivalent O(2)Sr4V2 octahedra,  an edgeedge with one O(5)Sr3CaV2 octahedra,  an edgeedge with one O(6)Sr3CaV2 octahedra,  an edgeedge with one O(7)Sr3CaV2 octahedra, and  an edgeedge with one O(8)Sr3CaV2 octahedra. The corner-sharing octahedra are not tilted. In the second O site, O(2) is bonded to one Sr(1), one Sr(2), one Sr(4), one Sr(6), and two equivalent V(8) atoms to form distorted OSr4V2 octahedra that share  a cornercorner with one O(3)Sr2Ca2V2 octahedra,  a cornercorner with one O(4)Sr2Ca2V2 octahedra, corners with two equivalent O(1)Sr4V2 octahedra, corners with two equivalent O(2)Sr4V2 octahedra,  an edgeedge with one O(5)Sr3CaV2 octahedra,  an edgeedge with one O(6)Sr3CaV2 octahedra,  an edgeedge with one O(7)Sr3CaV2 octahedra, and  an edgeedge with one O(8)Sr3CaV2 octahedra. The corner-sharing octahedra are not tilted. In the third O site, O(3) is bonded to one Sr(3), one Sr(6), one Ca(1), one Ca(2), and two equivalent V(1) atoms to form distorted OSr2Ca2V2 octahedra that share  a cornercorner with one O(1)Sr4V2 octahedra,  a cornercorner with one O(2)Sr4V2 octahedra, corners with two equivalent O(3)Sr2Ca2V2 octahedra, corners with two equivalent O(4)Sr2Ca2V2 octahedra,  an edgeedge with one O(5)Sr3CaV2 octahedra,  an edgeedge with one O(6)Sr3CaV2 octahedra,  an edgeedge with one O(7)Sr3CaV2 octahedra, and  an edgeedge with one O(8)Sr3CaV2 octahedra. The corner-sharing octahedral tilt angles range from 0-1°. In the fourth O site, O(4) is bonded to one Sr(4), one Sr(5), one Ca(1), one Ca(2), and two equivalent V(2) atoms to form distorted OSr2Ca2V2 octahedra that share  a cornercorner with one O(1)Sr4V2 octahedra,  a cornercorner with one O(2)Sr4V2 octahedra, corners with two equivalent O(3)Sr2Ca2V2 octahedra, corners with two equivalent O(4)Sr2Ca2V2 octahedra,  an edgeedge with one O(5)Sr3CaV2 octahedra,  an edgeedge with one O(6)Sr3CaV2 octahedra,  an edgeedge with one O(7)Sr3CaV2 octahedra, and  an edgeedge with one O(8)Sr3CaV2 octahedra. The corner-sharing octahedra are not tilted. In the fifth O site, O(5) is bonded to one Sr(1), one Sr(5), one Sr(6), one Ca(2), and two equivalent V(3) atoms to form distorted OSr3CaV2 octahedra that share  a cornercorner with one O(7)Sr3CaV2 octahedra,  a cornercorner with one O(8)Sr3CaV2 octahedra, corners with two equivalent O(5)Sr3CaV2 octahedra, corners with two equivalent O(6)Sr3CaV2 octahedra,  an edgeedge with one O(3)Sr2Ca2V2 octahedra,  an edgeedge with one O(4)Sr2Ca2V2 octahedra,  an edgeedge with one O(1)Sr4V2 octahedra, and  an edgeedge with one O(2)Sr4V2 octahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the sixth O site, O(6) is bonded to one Sr(2), one Sr(5), one Sr(6), one Ca(1), and two equivalent V(4) atoms to form distorted OSr3CaV2 octahedra that share  a cornercorner with one O(7)Sr3CaV2 octahedra,  a cornercorner with one O(8)Sr3CaV2 octahedra, corners with two equivalent O(5)Sr3CaV2 octahedra, corners with two equivalent O(6)Sr3CaV2 octahedra,  an edgeedge with one O(3)Sr2Ca2V2 octahedra,  an edgeedge with one O(4)Sr2Ca2V2 octahedra,  an edgeedge with one O(1)Sr4V2 octahedra, and  an edgeedge with one O(2)Sr4V2 octahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the seventh O site, O(7) is bonded to one Sr(1), one Sr(3), one Sr(4), one Ca(1), and two equivalent V(5) atoms to form distorted OSr3CaV2 octahedra that share  a cornercorner with one O(5)Sr3CaV2 octahedra,  a cornercorner with one O(6)Sr3CaV2 octahedra, corners with two equivalent O(7)Sr3CaV2 octahedra, corners with two equivalent O(8)Sr3CaV2 octahedra,  an edgeedge with one O(3)Sr2Ca2V2 octahedra,  an edgeedge with one O(4)Sr2Ca2V2 octahedra,  an edgeedge with one O(1)Sr4V2 octahedra, and  an edgeedge with one O(2)Sr4V2 octahedra. The corner-sharing octahedral tilt angles range from 0-3°. In the eighth O site, O(8) is bonded to one Sr(2), one Sr(3), one Sr(4), one Ca(2), and two equivalent V(6) atoms to form distorted OSr3CaV2 octahedra that share  a cornercorner with one O(5)Sr3CaV2 octahedra,  a cornercorner with one O(6)Sr3CaV2 octahedra, corners with two equivalent O(7)Sr3CaV2 octahedra, corners with two equivalent O(8)Sr3CaV2 octahedra,  an edgeedge with one O(3)Sr2Ca2V2 octahedra,  an edgeedge with one O(4)Sr2Ca2V2 octahedra,  an edgeedge with one O(1)Sr4V2 octahedra, and  an edgeedge with one O(2)Sr4V2 octahedra. The corner-sharing octahedral tilt angles range from 0-3°. In the ninth O site, O(9) is bonded in a distorted linear geometry to two equivalent Sr(1), two equivalent Sr(5), one V(3), and one V(7) atom. In the tenth O site, O(10) is bonded in a distorted linear geometry to two equivalent Sr(2), two equivalent Sr(6), one V(4), and one V(8) atom. In the eleventh O site, O(11) is bonded in a distorted linear geometry to two equivalent Sr(1), two equivalent Sr(4), one V(5), and one V(8) atom. In the twelfth O site, O(12) is bonded in a distorted linear geometry to two equivalent Sr(2), two equivalent Sr(3), one V(6), and one V(7) atom. In the thirteenth O site, O(13) is bonded in a distorted linear geometry to two equivalent Sr(1), two equivalent Sr(3), one V(5), and one V(7) atom. In the fourteenth O site, O(14) is bonded in a distorted linear geometry to two equivalent Sr(2), two equivalent Sr(4), one V(6), and one V(8) atom. In the fifteenth O site, O(15) is bonded in a distorted linear geometry to two equivalent Sr(1), two equivalent Sr(6), one V(3), and one V(8) atom. In the sixteenth O site, O(16) is bonded in a distorted linear geometry to two equivalent Sr(2), two equivalent Sr(5), one V(4), and one V(7) atom. In the seventeenth O site, O(17) is bonded in a distorted linear geometry to two equivalent Sr(6), two equivalent Ca(2), one V(1), and one V(3) atom. In the eighteenth O site, O(18) is bonded in a distorted linear geometry to two equivalent Sr(5), two equivalent Ca(1), one V(2), and one V(4) atom. In the nineteenth O site, O(19) is bonded in a distorted linear geometry to two equivalent Sr(3), two equivalent Ca(1), one V(1), and one V(5) atom. In the twentieth O site, O(20) is bonded in a distorted linear geometry to two equivalent Sr(4), two equivalent Ca(2), one V(2), and one V(6) atom. In the twenty-first O site, O(21) is bonded in a distorted linear geometry to two equivalent Sr(5), two equivalent Ca(2), one V(2), and one V(3) atom. In the twenty-second O site, O(22) is bonded in a distorted linear geometry to two equivalent Sr(6), two equivalent Ca(1), one V(1), and one V(4) atom. In the twenty-third O site, O(23) is bonded in a distorted linear geometry to two equivalent Sr(4), two equivalent Ca(1), one V(2), and one V(5) atom. In the twenty-fourth O site, O(24) is bonded in a distorted linear geometry to two equivalent Sr(3), two equivalent Ca(2), one V(1), and one V(6) atom.