Sr2Ca2Fe3CoO12 is (Cubic) Perovskite-derived structured and crystallizes in the monoclinic Pm space group. There are four inequivalent Sr sites. In the first Sr site, Sr(1) is bonded to one O(1), one O(2), one O(3), one O(4), two equivalent O(10), two equivalent O(13), two equivalent O(15), and two equivalent O(9) atoms to form SrO12 cuboctahedra that share corners with four equivalent Sr(3)O12 cuboctahedra, corners with four equivalent Sr(4)O12 cuboctahedra, corners with four equivalent Ca(2)O12 cuboctahedra, faces with two equivalent Sr(2)O12 cuboctahedra, faces with two equivalent Ca(1)O12 cuboctahedra, faces with two equivalent Ca(3)O12 cuboctahedra, faces with two equivalent Fe(1)O6 octahedra, faces with two equivalent Fe(2)O6 octahedra, faces with two equivalent Fe(3)O6 octahedra, and faces with two equivalent Co(1)O6 octahedra. In the second Sr site, Sr(2) is bonded to one O(1), one O(2), one O(3), one O(4), two equivalent O(10), two equivalent O(14), two equivalent O(16), and two equivalent O(9) atoms to form SrO12 cuboctahedra that share corners with four equivalent Ca(1)O12 cuboctahedra, corners with four equivalent Ca(3)O12 cuboctahedra, corners with four equivalent Ca(4)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent Sr(3)O12 cuboctahedra, faces with two equivalent Ca(2)O12 cuboctahedra, faces with two equivalent Fe(1)O6 octahedra, faces with two equivalent Fe(2)O6 octahedra, faces with two equivalent Fe(3)O6 octahedra, and faces with two equivalent Co(1)O6 octahedra. In the third Sr site, Sr(3) is bonded to one O(5), one O(6), one O(7), one O(8), two equivalent O(10), two equivalent O(14), two equivalent O(16), and two equivalent O(9) atoms to form SrO12 cuboctahedra that share corners with four equivalent Sr(1)O12 cuboctahedra, corners with four equivalent Sr(4)O12 cuboctahedra, corners with four equivalent Ca(2)O12 cuboctahedra, faces with two equivalent Sr(2)O12 cuboctahedra, faces with two equivalent Ca(3)O12 cuboctahedra, faces with two equivalent Ca(4)O12 cuboctahedra, faces with two equivalent Fe(1)O6 octahedra, faces with two equivalent Fe(2)O6 octahedra, faces with two equivalent Fe(3)O6 octahedra, and faces with two equivalent Co(1)O6 octahedra. In the fourth Sr site, Sr(4) is bonded to one O(5), one O(6), one O(7), one O(8), two equivalent O(11), two equivalent O(12), two equivalent O(13), and two equivalent O(15) atoms to form SrO12 cuboctahedra that share corners with four equivalent Sr(1)O12 cuboctahedra, corners with four equivalent Sr(3)O12 cuboctahedra, corners with four equivalent Ca(2)O12 cuboctahedra, faces with two equivalent Ca(1)O12 cuboctahedra, faces with two equivalent Ca(3)O12 cuboctahedra, faces with two equivalent Ca(4)O12 cuboctahedra, faces with two equivalent Fe(1)O6 octahedra, faces with two equivalent Fe(2)O6 octahedra, faces with two equivalent Fe(3)O6 octahedra, and faces with two equivalent Co(1)O6 octahedra. There are four inequivalent Ca sites. In the first Ca site, Ca(1) is bonded to one O(1), one O(2), one O(3), one O(4), two equivalent O(11), two equivalent O(12), two equivalent O(13), and two equivalent O(15) atoms to form CaO12 cuboctahedra that share corners with four equivalent Sr(2)O12 cuboctahedra, corners with four equivalent Ca(3)O12 cuboctahedra, corners with four equivalent Ca(4)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent Sr(4)O12 cuboctahedra, faces with two equivalent Ca(2)O12 cuboctahedra, faces with two equivalent Fe(1)O6 octahedra, faces with two equivalent Fe(2)O6 octahedra, faces with two equivalent Fe(3)O6 octahedra, and faces with two equivalent Co(1)O6 octahedra. In the second Ca site, Ca(2) is bonded to one O(1), one O(2), one O(3), one O(4), two equivalent O(11), two equivalent O(12), two equivalent O(14), and two equivalent O(16) atoms to form CaO12 cuboctahedra that share corners with four equivalent Sr(1)O12 cuboctahedra, corners with four equivalent Sr(3)O12 cuboctahedra, corners with four equivalent Sr(4)O12 cuboctahedra, faces with two equivalent Sr(2)O12 cuboctahedra, faces with two equivalent Ca(1)O12 cuboctahedra, faces with two equivalent Ca(4)O12 cuboctahedra, faces with two equivalent Fe(1)O6 octahedra, faces with two equivalent Fe(2)O6 octahedra, faces with two equivalent Fe(3)O6 octahedra, and faces with two equivalent Co(1)O6 octahedra. In the third Ca site, Ca(3) is bonded to one O(5), one O(6), one O(7), one O(8), two equivalent O(10), two equivalent O(13), two equivalent O(15), and two equivalent O(9) atoms to form CaO12 cuboctahedra that share corners with four equivalent Sr(2)O12 cuboctahedra, corners with four equivalent Ca(1)O12 cuboctahedra, corners with four equivalent Ca(4)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent Sr(3)O12 cuboctahedra, faces with two equivalent Sr(4)O12 cuboctahedra, faces with two equivalent Fe(1)O6 octahedra, faces with two equivalent Fe(2)O6 octahedra, faces with two equivalent Fe(3)O6 octahedra, and faces with two equivalent Co(1)O6 octahedra. In the fourth Ca site, Ca(4) is bonded to one O(5), one O(6), one O(7), one O(8), two equivalent O(11), two equivalent O(12), two equivalent O(14), and two equivalent O(16) atoms to form CaO12 cuboctahedra that share corners with four equivalent Sr(2)O12 cuboctahedra, corners with four equivalent Ca(1)O12 cuboctahedra, corners with four equivalent Ca(3)O12 cuboctahedra, faces with two equivalent Sr(3)O12 cuboctahedra, faces with two equivalent Sr(4)O12 cuboctahedra, faces with two equivalent Ca(2)O12 cuboctahedra, faces with two equivalent Fe(1)O6 octahedra, faces with two equivalent Fe(2)O6 octahedra, faces with two equivalent Fe(3)O6 octahedra, and faces with two equivalent Co(1)O6 octahedra. There are three inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(1), one O(11), one O(13), one O(14), one O(5), and one O(9) atom to form FeO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra,  a faceface with one Sr(1)O12 cuboctahedra,  a faceface with one Sr(2)O12 cuboctahedra,  a faceface with one Sr(3)O12 cuboctahedra,  a faceface with one Sr(4)O12 cuboctahedra,  a faceface with one Ca(1)O12 cuboctahedra,  a faceface with one Ca(2)O12 cuboctahedra,  a faceface with one Ca(3)O12 cuboctahedra, and  a faceface with one Ca(4)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the second Fe site, Fe(2) is bonded to one O(10), one O(12), one O(13), one O(14), one O(2), and one O(6) atom to form FeO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Co(1)O6 octahedra,  a faceface with one Sr(1)O12 cuboctahedra,  a faceface with one Sr(2)O12 cuboctahedra,  a faceface with one Sr(3)O12 cuboctahedra,  a faceface with one Sr(4)O12 cuboctahedra,  a faceface with one Ca(1)O12 cuboctahedra,  a faceface with one Ca(2)O12 cuboctahedra,  a faceface with one Ca(3)O12 cuboctahedra, and  a faceface with one Ca(4)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the third Fe site, Fe(3) is bonded to one O(11), one O(15), one O(16), one O(3), one O(7), and one O(9) atom to form FeO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra, corners with two equivalent Co(1)O6 octahedra,  a faceface with one Sr(1)O12 cuboctahedra,  a faceface with one Sr(2)O12 cuboctahedra,  a faceface with one Sr(3)O12 cuboctahedra,  a faceface with one Sr(4)O12 cuboctahedra,  a faceface with one Ca(1)O12 cuboctahedra,  a faceface with one Ca(2)O12 cuboctahedra,  a faceface with one Ca(3)O12 cuboctahedra, and  a faceface with one Ca(4)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-2°. Co(1) is bonded to one O(10), one O(12), one O(15), one O(16), one O(4), and one O(8) atom to form CoO6 octahedra that share corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra, corners with two equivalent Co(1)O6 octahedra,  a faceface with one Sr(1)O12 cuboctahedra,  a faceface with one Sr(2)O12 cuboctahedra,  a faceface with one Sr(3)O12 cuboctahedra,  a faceface with one Sr(4)O12 cuboctahedra,  a faceface with one Ca(1)O12 cuboctahedra,  a faceface with one Ca(2)O12 cuboctahedra,  a faceface with one Ca(3)O12 cuboctahedra, and  a faceface with one Ca(4)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-3°. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded to one Sr(1), one Sr(2), one Ca(1), one Ca(2), and two equivalent Fe(1) atoms to form distorted OSr2Ca2Fe2 octahedra that share corners with four equivalent O(4)Sr2Ca2Co2 octahedra, corners with four equivalent O(10)Sr3CaFeCo octahedra, corners with four equivalent O(12)SrCa3FeCo octahedra, edges with two equivalent O(2)Sr2Ca2Fe2 octahedra, edges with two equivalent O(3)Sr2Ca2Fe2 octahedra, and faces with two equivalent O(9)Sr3CaFe2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the second O site, O(2) is bonded to one Sr(1), one Sr(2), one Ca(1), one Ca(2), and two equivalent Fe(2) atoms to form distorted OSr2Ca2Fe2 octahedra that share corners with two equivalent O(6)Sr2Ca2Fe2 octahedra, corners with four equivalent O(3)Sr2Ca2Fe2 octahedra, corners with four equivalent O(9)Sr3CaFe2 octahedra, edges with two equivalent O(4)Sr2Ca2Co2 octahedra, edges with two equivalent O(1)Sr2Ca2Fe2 octahedra, faces with two equivalent O(10)Sr3CaFeCo octahedra, and faces with two equivalent O(12)SrCa3FeCo octahedra. The corner-sharing octahedral tilt angles range from 1-61°. In the third O site, O(3) is bonded to one Sr(1), one Sr(2), one Ca(1), one Ca(2), and two equivalent Fe(3) atoms to form distorted OSr2Ca2Fe2 octahedra that share corners with two equivalent O(7)Sr2Ca2Fe2 octahedra, corners with four equivalent O(2)Sr2Ca2Fe2 octahedra, corners with four equivalent O(10)Sr3CaFeCo octahedra, corners with four equivalent O(12)SrCa3FeCo octahedra, edges with two equivalent O(4)Sr2Ca2Co2 octahedra, edges with two equivalent O(1)Sr2Ca2Fe2 octahedra, and faces with two equivalent O(9)Sr3CaFe2 octahedra. The corner-sharing octahedral tilt angles range from 1-61°. In the fourth O site, O(4) is bonded to one Sr(1), one Sr(2), one Ca(1), one Ca(2), and two equivalent Co(1) atoms to form distorted OSr2Ca2Co2 octahedra that share corners with two equivalent O(8)Sr2Ca2Co2 octahedra, corners with four equivalent O(1)Sr2Ca2Fe2 octahedra, corners with four equivalent O(9)Sr3CaFe2 octahedra, edges with two equivalent O(2)Sr2Ca2Fe2 octahedra, edges with two equivalent O(3)Sr2Ca2Fe2 octahedra, faces with two equivalent O(10)Sr3CaFeCo octahedra, and faces with two equivalent O(12)SrCa3FeCo octahedra. The corner-sharing octahedral tilt angles range from 0-61°. In the fifth O site, O(5) is bonded in a distorted linear geometry to one Sr(3), one Sr(4), one Ca(3), one Ca(4), and two equivalent Fe(1) atoms. In the sixth O site, O(6) is bonded to one Sr(3), one Sr(4), one Ca(3), one Ca(4), and two equivalent Fe(2) atoms to form distorted OSr2Ca2Fe2 octahedra that share corners with two equivalent O(2)Sr2Ca2Fe2 octahedra, corners with four equivalent O(7)Sr2Ca2Fe2 octahedra, corners with four equivalent O(9)Sr3CaFe2 octahedra, edges with two equivalent O(8)Sr2Ca2Co2 octahedra, faces with two equivalent O(10)Sr3CaFeCo octahedra, and faces with two equivalent O(12)SrCa3FeCo octahedra. The corner-sharing octahedral tilt angles range from 1-60°. In the seventh O site, O(7) is bonded to one Sr(3), one Sr(4), one Ca(3), one Ca(4), and two equivalent Fe(3) atoms to form distorted OSr2Ca2Fe2 octahedra that share corners with two equivalent O(3)Sr2Ca2Fe2 octahedra, corners with four equivalent O(6)Sr2Ca2Fe2 octahedra, corners with four equivalent O(10)Sr3CaFeCo octahedra, corners with four equivalent O(12)SrCa3FeCo octahedra, edges with two equivalent O(8)Sr2Ca2Co2 octahedra, and faces with two equivalent O(9)Sr3CaFe2 octahedra. The corner-sharing octahedral tilt angles range from 1-61°. In the eighth O site, O(8) is bonded to one Sr(3), one Sr(4), one Ca(3), one Ca(4), and two equivalent Co(1) atoms to form distorted OSr2Ca2Co2 octahedra that share corners with two equivalent O(4)Sr2Ca2Co2 octahedra, corners with four equivalent O(9)Sr3CaFe2 octahedra, edges with two equivalent O(6)Sr2Ca2Fe2 octahedra, edges with two equivalent O(7)Sr2Ca2Fe2 octahedra, faces with two equivalent O(10)Sr3CaFeCo octahedra, and faces with two equivalent O(12)SrCa3FeCo octahedra. The corner-sharing octahedral tilt angles range from 1-60°. In the ninth O site, O(9) is bonded to one Sr(1), one Sr(2), one Sr(3), one Ca(3), one Fe(1), and one Fe(3) atom to form distorted OSr3CaFe2 octahedra that share corners with two equivalent O(4)Sr2Ca2Co2 octahedra, corners with two equivalent O(8)Sr2Ca2Co2 octahedra, corners with two equivalent O(2)Sr2Ca2Fe2 octahedra, corners with two equivalent O(6)Sr2Ca2Fe2 octahedra, corners with four equivalent O(10)Sr3CaFeCo octahedra, edges with two equivalent O(9)Sr3CaFe2 octahedra, edges with two equivalent O(10)Sr3CaFeCo octahedra,  a faceface with one O(1)Sr2Ca2Fe2 octahedra,  a faceface with one O(3)Sr2Ca2Fe2 octahedra, and  a faceface with one O(7)Sr2Ca2Fe2 octahedra. The corner-sharing octahedral tilt angles range from 1-61°. In the tenth O site, O(10) is bonded to one Sr(1), one Sr(2), one Sr(3), one Ca(3), one Fe(2), and one Co(1) atom to form distorted OSr3CaFeCo octahedra that share corners with two equivalent O(1)Sr2Ca2Fe2 octahedra, corners with two equivalent O(3)Sr2Ca2Fe2 octahedra, corners with two equivalent O(7)Sr2Ca2Fe2 octahedra, corners with two equivalent O(12)SrCa3FeCo octahedra, corners with four equivalent O(9)Sr3CaFe2 octahedra, edges with two equivalent O(9)Sr3CaFe2 octahedra, edges with two equivalent O(10)Sr3CaFeCo octahedra,  a faceface with one O(4)Sr2Ca2Co2 octahedra,  a faceface with one O(8)Sr2Ca2Co2 octahedra,  a faceface with one O(2)Sr2Ca2Fe2 octahedra, and  a faceface with one O(6)Sr2Ca2Fe2 octahedra. The corner-sharing octahedral tilt angles range from 0-61°. In the eleventh O site, O(11) is bonded in a distorted linear geometry to one Sr(4), one Ca(1), one Ca(2), one Ca(4), one Fe(1), and one Fe(3) atom. In the twelfth O site, O(12) is bonded to one Sr(4), one Ca(1), one Ca(2), one Ca(4), one Fe(2), and one Co(1) atom to form distorted OSrCa3FeCo octahedra that share corners with two equivalent O(1)Sr2Ca2Fe2 octahedra, corners with two equivalent O(3)Sr2Ca2Fe2 octahedra, corners with two equivalent O(7)Sr2Ca2Fe2 octahedra, corners with two equivalent O(10)Sr3CaFeCo octahedra, edges with two equivalent O(12)SrCa3FeCo octahedra,  a faceface with one O(4)Sr2Ca2Co2 octahedra,  a faceface with one O(8)Sr2Ca2Co2 octahedra,  a faceface with one O(2)Sr2Ca2Fe2 octahedra, and  a faceface with one O(6)Sr2Ca2Fe2 octahedra. The corner-sharing octahedral tilt angles range from 0-61°. In the thirteenth O site, O(13) is bonded in a distorted linear geometry to one Sr(1), one Sr(4), one Ca(1), one Ca(3), one Fe(1), and one Fe(2) atom. In the fourteenth O site, O(14) is bonded in a distorted linear geometry to one Sr(2), one Sr(3), one Ca(2), one Ca(4), one Fe(1), and one Fe(2) atom. In the fifteenth O site, O(15) is bonded in a distorted linear geometry to one Sr(1), one Sr(4), one Ca(1), one Ca(3), one Fe(3), and one Co(1) atom. In the sixteenth O site, O(16) is bonded in a distorted linear geometry to one Sr(2), one Sr(3), one Ca(2), one Ca(4), one Fe(3), and one Co(1) atom.
Sr2Ca2Fe3CoO12 is (Cubic) Perovskite-derived structured and crystallizes in the monoclinic Pm space group. There are four inequivalent Sr sites. In the first Sr site, Sr(1) is bonded to one O(1), one O(2), one O(3), one O(4), two equivalent O(10), two equivalent O(13), two equivalent O(15), and two equivalent O(9) atoms to form SrO12 cuboctahedra that share corners with four equivalent Sr(3)O12 cuboctahedra, corners with four equivalent Sr(4)O12 cuboctahedra, corners with four equivalent Ca(2)O12 cuboctahedra, faces with two equivalent Sr(2)O12 cuboctahedra, faces with two equivalent Ca(1)O12 cuboctahedra, faces with two equivalent Ca(3)O12 cuboctahedra, faces with two equivalent Fe(1)O6 octahedra, faces with two equivalent Fe(2)O6 octahedra, faces with two equivalent Fe(3)O6 octahedra, and faces with two equivalent Co(1)O6 octahedra. The Sr(1)-O(1) bond length is 2.77 Å. The Sr(1)-O(2) bond length is 2.75 Å. The Sr(1)-O(3) bond length is 2.76 Å. The Sr(1)-O(4) bond length is 2.74 Å. Both Sr(1)-O(10) bond lengths are 2.72 Å. Both Sr(1)-O(13) bond lengths are 2.75 Å. Both Sr(1)-O(15) bond lengths are 2.74 Å. Both Sr(1)-O(9) bond lengths are 2.74 Å. In the second Sr site, Sr(2) is bonded to one O(1), one O(2), one O(3), one O(4), two equivalent O(10), two equivalent O(14), two equivalent O(16), and two equivalent O(9) atoms to form SrO12 cuboctahedra that share corners with four equivalent Ca(1)O12 cuboctahedra, corners with four equivalent Ca(3)O12 cuboctahedra, corners with four equivalent Ca(4)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent Sr(3)O12 cuboctahedra, faces with two equivalent Ca(2)O12 cuboctahedra, faces with two equivalent Fe(1)O6 octahedra, faces with two equivalent Fe(2)O6 octahedra, faces with two equivalent Fe(3)O6 octahedra, and faces with two equivalent Co(1)O6 octahedra. The Sr(2)-O(1) bond length is 2.78 Å. The Sr(2)-O(2) bond length is 2.75 Å. The Sr(2)-O(3) bond length is 2.76 Å. The Sr(2)-O(4) bond length is 2.74 Å. Both Sr(2)-O(10) bond lengths are 2.73 Å. Both Sr(2)-O(14) bond lengths are 2.77 Å. Both Sr(2)-O(16) bond lengths are 2.75 Å. Both Sr(2)-O(9) bond lengths are 2.77 Å. In the third Sr site, Sr(3) is bonded to one O(5), one O(6), one O(7), one O(8), two equivalent O(10), two equivalent O(14), two equivalent O(16), and two equivalent O(9) atoms to form SrO12 cuboctahedra that share corners with four equivalent Sr(1)O12 cuboctahedra, corners with four equivalent Sr(4)O12 cuboctahedra, corners with four equivalent Ca(2)O12 cuboctahedra, faces with two equivalent Sr(2)O12 cuboctahedra, faces with two equivalent Ca(3)O12 cuboctahedra, faces with two equivalent Ca(4)O12 cuboctahedra, faces with two equivalent Fe(1)O6 octahedra, faces with two equivalent Fe(2)O6 octahedra, faces with two equivalent Fe(3)O6 octahedra, and faces with two equivalent Co(1)O6 octahedra. The Sr(3)-O(5) bond length is 2.76 Å. The Sr(3)-O(6) 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 2.71 Å. Both Sr(3)-O(10) bond lengths are 2.71 Å. Both Sr(3)-O(14) bond lengths are 2.77 Å. Both Sr(3)-O(16) bond lengths are 2.75 Å. Both Sr(3)-O(9) bond lengths are 2.75 Å. In the fourth Sr site, Sr(4) is bonded to one O(5), one O(6), one O(7), one O(8), two equivalent O(11), two equivalent O(12), two equivalent O(13), and two equivalent O(15) atoms to form SrO12 cuboctahedra that share corners with four equivalent Sr(1)O12 cuboctahedra, corners with four equivalent Sr(3)O12 cuboctahedra, corners with four equivalent Ca(2)O12 cuboctahedra, faces with two equivalent Ca(1)O12 cuboctahedra, faces with two equivalent Ca(3)O12 cuboctahedra, faces with two equivalent Ca(4)O12 cuboctahedra, faces with two equivalent Fe(1)O6 octahedra, faces with two equivalent Fe(2)O6 octahedra, faces with two equivalent Fe(3)O6 octahedra, and faces with two equivalent Co(1)O6 octahedra. The Sr(4)-O(5) bond length is 2.75 Å. The Sr(4)-O(6) bond length is 2.71 Å. The Sr(4)-O(7) bond length is 2.72 Å. The Sr(4)-O(8) bond length is 2.70 Å. Both Sr(4)-O(11) bond lengths are 2.77 Å. Both Sr(4)-O(12) bond lengths are 2.73 Å. Both Sr(4)-O(13) bond lengths are 2.74 Å. Both Sr(4)-O(15) bond lengths are 2.72 Å. There are four inequivalent Ca sites. In the first Ca site, Ca(1) is bonded to one O(1), one O(2), one O(3), one O(4), two equivalent O(11), two equivalent O(12), two equivalent O(13), and two equivalent O(15) atoms to form CaO12 cuboctahedra that share corners with four equivalent Sr(2)O12 cuboctahedra, corners with four equivalent Ca(3)O12 cuboctahedra, corners with four equivalent Ca(4)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent Sr(4)O12 cuboctahedra, faces with two equivalent Ca(2)O12 cuboctahedra, faces with two equivalent Fe(1)O6 octahedra, faces with two equivalent Fe(2)O6 octahedra, faces with two equivalent Fe(3)O6 octahedra, and faces with two equivalent Co(1)O6 octahedra. The Ca(1)-O(1) bond length is 2.73 Å. The Ca(1)-O(2) bond length is 2.69 Å. The Ca(1)-O(3) bond length is 2.71 Å. The Ca(1)-O(4) bond length is 2.67 Å. Both Ca(1)-O(11) bond lengths are 2.75 Å. Both Ca(1)-O(12) bond lengths are 2.71 Å. Both Ca(1)-O(13) bond lengths are 2.74 Å. Both Ca(1)-O(15) bond lengths are 2.72 Å. In the second Ca site, Ca(2) is bonded to one O(1), one O(2), one O(3), one O(4), two equivalent O(11), two equivalent O(12), two equivalent O(14), and two equivalent O(16) atoms to form CaO12 cuboctahedra that share corners with four equivalent Sr(1)O12 cuboctahedra, corners with four equivalent Sr(3)O12 cuboctahedra, corners with four equivalent Sr(4)O12 cuboctahedra, faces with two equivalent Sr(2)O12 cuboctahedra, faces with two equivalent Ca(1)O12 cuboctahedra, faces with two equivalent Ca(4)O12 cuboctahedra, faces with two equivalent Fe(1)O6 octahedra, faces with two equivalent Fe(2)O6 octahedra, faces with two equivalent Fe(3)O6 octahedra, and faces with two equivalent Co(1)O6 octahedra. The Ca(2)-O(1) bond length is 2.72 Å. The Ca(2)-O(2) bond length is 2.69 Å. The Ca(2)-O(3) bond length is 2.71 Å. The Ca(2)-O(4) bond length is 2.66 Å. Both Ca(2)-O(11) bond lengths are 2.73 Å. Both Ca(2)-O(12) bond lengths are 2.70 Å. Both Ca(2)-O(14) bond lengths are 2.72 Å. Both Ca(2)-O(16) bond lengths are 2.71 Å. In the third Ca site, Ca(3) is bonded to one O(5), one O(6), one O(7), one O(8), two equivalent O(10), two equivalent O(13), two equivalent O(15), and two equivalent O(9) atoms to form CaO12 cuboctahedra that share corners with four equivalent Sr(2)O12 cuboctahedra, corners with four equivalent Ca(1)O12 cuboctahedra, corners with four equivalent Ca(4)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent Sr(3)O12 cuboctahedra, faces with two equivalent Sr(4)O12 cuboctahedra, faces with two equivalent Fe(1)O6 octahedra, faces with two equivalent Fe(2)O6 octahedra, faces with two equivalent Fe(3)O6 octahedra, and faces with two equivalent Co(1)O6 octahedra. The Ca(3)-O(5) bond length is 2.75 Å. The Ca(3)-O(6) bond length is 2.73 Å. The Ca(3)-O(7) bond length is 2.75 Å. The Ca(3)-O(8) bond length is 2.71 Å. Both Ca(3)-O(10) bond lengths are 2.70 Å. Both Ca(3)-O(13) bond lengths are 2.75 Å. Both Ca(3)-O(15) bond lengths are 2.74 Å. Both Ca(3)-O(9) bond lengths are 2.72 Å. In the fourth Ca site, Ca(4) is bonded to one O(5), one O(6), one O(7), one O(8), two equivalent O(11), two equivalent O(12), two equivalent O(14), and two equivalent O(16) atoms to form CaO12 cuboctahedra that share corners with four equivalent Sr(2)O12 cuboctahedra, corners with four equivalent Ca(1)O12 cuboctahedra, corners with four equivalent Ca(3)O12 cuboctahedra, faces with two equivalent Sr(3)O12 cuboctahedra, faces with two equivalent Sr(4)O12 cuboctahedra, faces with two equivalent Ca(2)O12 cuboctahedra, faces with two equivalent Fe(1)O6 octahedra, faces with two equivalent Fe(2)O6 octahedra, faces with two equivalent Fe(3)O6 octahedra, and faces with two equivalent Co(1)O6 octahedra. The Ca(4)-O(5) bond length is 2.74 Å. The Ca(4)-O(6) bond length is 2.72 Å. The Ca(4)-O(7) bond length is 2.73 Å. The Ca(4)-O(8) bond length is 2.70 Å. Both Ca(4)-O(11) bond lengths are 2.74 Å. Both Ca(4)-O(12) bond lengths are 2.72 Å. Both Ca(4)-O(14) bond lengths are 2.72 Å. Both Ca(4)-O(16) bond lengths are 2.71 Å. There are three inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(1), one O(11), one O(13), one O(14), one O(5), and one O(9) atom to form FeO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra,  a faceface with one Sr(1)O12 cuboctahedra,  a faceface with one Sr(2)O12 cuboctahedra,  a faceface with one Sr(3)O12 cuboctahedra,  a faceface with one Sr(4)O12 cuboctahedra,  a faceface with one Ca(1)O12 cuboctahedra,  a faceface with one Ca(2)O12 cuboctahedra,  a faceface with one Ca(3)O12 cuboctahedra, and  a faceface with one Ca(4)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-2°. The Fe(1)-O(1) bond length is 1.94 Å. The Fe(1)-O(11) bond length is 1.93 Å. The Fe(1)-O(13) bond length is 1.93 Å. The Fe(1)-O(14) bond length is 1.93 Å. The Fe(1)-O(5) bond length is 1.94 Å. The Fe(1)-O(9) bond length is 1.95 Å. In the second Fe site, Fe(2) is bonded to one O(10), one O(12), one O(13), one O(14), one O(2), and one O(6) atom to form FeO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Co(1)O6 octahedra,  a faceface with one Sr(1)O12 cuboctahedra,  a faceface with one Sr(2)O12 cuboctahedra,  a faceface with one Sr(3)O12 cuboctahedra,  a faceface with one Sr(4)O12 cuboctahedra,  a faceface with one Ca(1)O12 cuboctahedra,  a faceface with one Ca(2)O12 cuboctahedra,  a faceface with one Ca(3)O12 cuboctahedra, and  a faceface with one Ca(4)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-2°. The Fe(2)-O(10) bond length is 1.98 Å. The Fe(2)-O(12) bond length is 1.95 Å. The Fe(2)-O(13) bond length is 1.92 Å. The Fe(2)-O(14) bond length is 1.92 Å. The Fe(2)-O(2) bond length is 1.94 Å. The Fe(2)-O(6) bond length is 1.94 Å. In the third Fe site, Fe(3) is bonded to one O(11), one O(15), one O(16), one O(3), one O(7), and one O(9) atom to form FeO6 octahedra that share corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra, corners with two equivalent Co(1)O6 octahedra,  a faceface with one Sr(1)O12 cuboctahedra,  a faceface with one Sr(2)O12 cuboctahedra,  a faceface with one Sr(3)O12 cuboctahedra,  a faceface with one Sr(4)O12 cuboctahedra,  a faceface with one Ca(1)O12 cuboctahedra,  a faceface with one Ca(2)O12 cuboctahedra,  a faceface with one Ca(3)O12 cuboctahedra, and  a faceface with one Ca(4)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-2°. The Fe(3)-O(11) bond length is 1.91 Å. The Fe(3)-O(15) bond length is 1.99 Å. The Fe(3)-O(16) bond length is 1.99 Å. The Fe(3)-O(3) bond length is 1.94 Å. The Fe(3)-O(7) bond length is 1.94 Å. The Fe(3)-O(9) bond length is 1.93 Å. Co(1) is bonded to one O(10), one O(12), one O(15), one O(16), one O(4), and one O(8) atom to form CoO6 octahedra that share corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra, corners with two equivalent Co(1)O6 octahedra,  a faceface with one Sr(1)O12 cuboctahedra,  a faceface with one Sr(2)O12 cuboctahedra,  a faceface with one Sr(3)O12 cuboctahedra,  a faceface with one Sr(4)O12 cuboctahedra,  a faceface with one Ca(1)O12 cuboctahedra,  a faceface with one Ca(2)O12 cuboctahedra,  a faceface with one Ca(3)O12 cuboctahedra, and  a faceface with one Ca(4)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-3°. The Co(1)-O(10) bond length is 1.91 Å. The Co(1)-O(12) bond length is 1.89 Å. The Co(1)-O(15) bond length is 1.86 Å. The Co(1)-O(16) bond length is 1.86 Å. The Co(1)-O(4) bond length is 1.94 Å. The Co(1)-O(8) bond length is 1.94 Å. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded to one Sr(1), one Sr(2), one Ca(1), one Ca(2), and two equivalent Fe(1) atoms to form distorted OSr2Ca2Fe2 octahedra that share corners with four equivalent O(4)Sr2Ca2Co2 octahedra, corners with four equivalent O(10)Sr3CaFeCo octahedra, corners with four equivalent O(12)SrCa3FeCo octahedra, edges with two equivalent O(2)Sr2Ca2Fe2 octahedra, edges with two equivalent O(3)Sr2Ca2Fe2 octahedra, and faces with two equivalent O(9)Sr3CaFe2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the second O site, O(2) is bonded to one Sr(1), one Sr(2), one Ca(1), one Ca(2), and two equivalent Fe(2) atoms to form distorted OSr2Ca2Fe2 octahedra that share corners with two equivalent O(6)Sr2Ca2Fe2 octahedra, corners with four equivalent O(3)Sr2Ca2Fe2 octahedra, corners with four equivalent O(9)Sr3CaFe2 octahedra, edges with two equivalent O(4)Sr2Ca2Co2 octahedra, edges with two equivalent O(1)Sr2Ca2Fe2 octahedra, faces with two equivalent O(10)Sr3CaFeCo octahedra, and faces with two equivalent O(12)SrCa3FeCo octahedra. The corner-sharing octahedral tilt angles range from 1-61°. In the third O site, O(3) is bonded to one Sr(1), one Sr(2), one Ca(1), one Ca(2), and two equivalent Fe(3) atoms to form distorted OSr2Ca2Fe2 octahedra that share corners with two equivalent O(7)Sr2Ca2Fe2 octahedra, corners with four equivalent O(2)Sr2Ca2Fe2 octahedra, corners with four equivalent O(10)Sr3CaFeCo octahedra, corners with four equivalent O(12)SrCa3FeCo octahedra, edges with two equivalent O(4)Sr2Ca2Co2 octahedra, edges with two equivalent O(1)Sr2Ca2Fe2 octahedra, and faces with two equivalent O(9)Sr3CaFe2 octahedra. The corner-sharing octahedral tilt angles range from 1-61°. In the fourth O site, O(4) is bonded to one Sr(1), one Sr(2), one Ca(1), one Ca(2), and two equivalent Co(1) atoms to form distorted OSr2Ca2Co2 octahedra that share corners with two equivalent O(8)Sr2Ca2Co2 octahedra, corners with four equivalent O(1)Sr2Ca2Fe2 octahedra, corners with four equivalent O(9)Sr3CaFe2 octahedra, edges with two equivalent O(2)Sr2Ca2Fe2 octahedra, edges with two equivalent O(3)Sr2Ca2Fe2 octahedra, faces with two equivalent O(10)Sr3CaFeCo octahedra, and faces with two equivalent O(12)SrCa3FeCo octahedra. The corner-sharing octahedral tilt angles range from 0-61°. In the fifth O site, O(5) is bonded in a distorted linear geometry to one Sr(3), one Sr(4), one Ca(3), one Ca(4), and two equivalent Fe(1) atoms. In the sixth O site, O(6) is bonded to one Sr(3), one Sr(4), one Ca(3), one Ca(4), and two equivalent Fe(2) atoms to form distorted OSr2Ca2Fe2 octahedra that share corners with two equivalent O(2)Sr2Ca2Fe2 octahedra, corners with four equivalent O(7)Sr2Ca2Fe2 octahedra, corners with four equivalent O(9)Sr3CaFe2 octahedra, edges with two equivalent O(8)Sr2Ca2Co2 octahedra, faces with two equivalent O(10)Sr3CaFeCo octahedra, and faces with two equivalent O(12)SrCa3FeCo octahedra. The corner-sharing octahedral tilt angles range from 1-60°. In the seventh O site, O(7) is bonded to one Sr(3), one Sr(4), one Ca(3), one Ca(4), and two equivalent Fe(3) atoms to form distorted OSr2Ca2Fe2 octahedra that share corners with two equivalent O(3)Sr2Ca2Fe2 octahedra, corners with four equivalent O(6)Sr2Ca2Fe2 octahedra, corners with four equivalent O(10)Sr3CaFeCo octahedra, corners with four equivalent O(12)SrCa3FeCo octahedra, edges with two equivalent O(8)Sr2Ca2Co2 octahedra, and faces with two equivalent O(9)Sr3CaFe2 octahedra. The corner-sharing octahedral tilt angles range from 1-61°. In the eighth O site, O(8) is bonded to one Sr(3), one Sr(4), one Ca(3), one Ca(4), and two equivalent Co(1) atoms to form distorted OSr2Ca2Co2 octahedra that share corners with two equivalent O(4)Sr2Ca2Co2 octahedra, corners with four equivalent O(9)Sr3CaFe2 octahedra, edges with two equivalent O(6)Sr2Ca2Fe2 octahedra, edges with two equivalent O(7)Sr2Ca2Fe2 octahedra, faces with two equivalent O(10)Sr3CaFeCo octahedra, and faces with two equivalent O(12)SrCa3FeCo octahedra. The corner-sharing octahedral tilt angles range from 1-60°. In the ninth O site, O(9) is bonded to one Sr(1), one Sr(2), one Sr(3), one Ca(3), one Fe(1), and one Fe(3) atom to form distorted OSr3CaFe2 octahedra that share corners with two equivalent O(4)Sr2Ca2Co2 octahedra, corners with two equivalent O(8)Sr2Ca2Co2 octahedra, corners with two equivalent O(2)Sr2Ca2Fe2 octahedra, corners with two equivalent O(6)Sr2Ca2Fe2 octahedra, corners with four equivalent O(10)Sr3CaFeCo octahedra, edges with two equivalent O(9)Sr3CaFe2 octahedra, edges with two equivalent O(10)Sr3CaFeCo octahedra,  a faceface with one O(1)Sr2Ca2Fe2 octahedra,  a faceface with one O(3)Sr2Ca2Fe2 octahedra, and  a faceface with one O(7)Sr2Ca2Fe2 octahedra. The corner-sharing octahedral tilt angles range from 1-61°. In the tenth O site, O(10) is bonded to one Sr(1), one Sr(2), one Sr(3), one Ca(3), one Fe(2), and one Co(1) atom to form distorted OSr3CaFeCo octahedra that share corners with two equivalent O(1)Sr2Ca2Fe2 octahedra, corners with two equivalent O(3)Sr2Ca2Fe2 octahedra, corners with two equivalent O(7)Sr2Ca2Fe2 octahedra, corners with two equivalent O(12)SrCa3FeCo octahedra, corners with four equivalent O(9)Sr3CaFe2 octahedra, edges with two equivalent O(9)Sr3CaFe2 octahedra, edges with two equivalent O(10)Sr3CaFeCo octahedra,  a faceface with one O(4)Sr2Ca2Co2 octahedra,  a faceface with one O(8)Sr2Ca2Co2 octahedra,  a faceface with one O(2)Sr2Ca2Fe2 octahedra, and  a faceface with one O(6)Sr2Ca2Fe2 octahedra. The corner-sharing octahedral tilt angles range from 0-61°. In the eleventh O site, O(11) is bonded in a distorted linear geometry to one Sr(4), one Ca(1), one Ca(2), one Ca(4), one Fe(1), and one Fe(3) atom. In the twelfth O site, O(12) is bonded to one Sr(4), one Ca(1), one Ca(2), one Ca(4), one Fe(2), and one Co(1) atom to form distorted OSrCa3FeCo octahedra that share corners with two equivalent O(1)Sr2Ca2Fe2 octahedra, corners with two equivalent O(3)Sr2Ca2Fe2 octahedra, corners with two equivalent O(7)Sr2Ca2Fe2 octahedra, corners with two equivalent O(10)Sr3CaFeCo octahedra, edges with two equivalent O(12)SrCa3FeCo octahedra,  a faceface with one O(4)Sr2Ca2Co2 octahedra,  a faceface with one O(8)Sr2Ca2Co2 octahedra,  a faceface with one O(2)Sr2Ca2Fe2 octahedra, and  a faceface with one O(6)Sr2Ca2Fe2 octahedra. The corner-sharing octahedral tilt angles range from 0-61°. In the thirteenth O site, O(13) is bonded in a distorted linear geometry to one Sr(1), one Sr(4), one Ca(1), one Ca(3), one Fe(1), and one Fe(2) atom. In the fourteenth O site, O(14) is bonded in a distorted linear geometry to one Sr(2), one Sr(3), one Ca(2), one Ca(4), one Fe(1), and one Fe(2) atom. In the fifteenth O site, O(15) is bonded in a distorted linear geometry to one Sr(1), one Sr(4), one Ca(1), one Ca(3), one Fe(3), and one Co(1) atom. In the sixteenth O site, O(16) is bonded in a distorted linear geometry to one Sr(2), one Sr(3), one Ca(2), one Ca(4), one Fe(3), and one Co(1) atom.