Sr4Ca4Mn5(FeO8)3 is (Cubic) Perovskite-derived structured and crystallizes in the triclinic P1 space group. There are four inequivalent Sr sites. In the first Sr site, Sr(1) is bonded to one O(1), one O(10), one O(13), one O(14), one O(17), one O(19), one O(2), one O(21), one O(23), one O(3), one O(4), and one O(9) atom 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,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(2)O6 octahedra,  a faceface with one Mn(3)O6 octahedra,  a faceface with one Mn(4)O6 octahedra,  a faceface with one Mn(5)O6 octahedra,  a faceface with one Fe(1)O6 octahedra,  a faceface with one Fe(2)O6 octahedra, and  a faceface with one Fe(3)O6 octahedra. In the second Sr site, Sr(2) is bonded to one O(1), one O(10), one O(13), one O(14), one O(18), one O(2), one O(20), one O(22), one O(24), one O(3), one O(4), and one O(9) atom 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,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(2)O6 octahedra,  a faceface with one Mn(3)O6 octahedra,  a faceface with one Mn(4)O6 octahedra,  a faceface with one Mn(5)O6 octahedra,  a faceface with one Fe(1)O6 octahedra,  a faceface with one Fe(2)O6 octahedra, and  a faceface with one Fe(3)O6 octahedra. In the third Sr site, Sr(3) is bonded to one O(10), one O(13), one O(14), one O(18), one O(20), one O(22), one O(24), one O(5), one O(6), one O(7), one O(8), and one O(9) atom 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,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(2)O6 octahedra,  a faceface with one Mn(3)O6 octahedra,  a faceface with one Mn(4)O6 octahedra,  a faceface with one Mn(5)O6 octahedra,  a faceface with one Fe(1)O6 octahedra,  a faceface with one Fe(2)O6 octahedra, and  a faceface with one Fe(3)O6 octahedra. In the fourth Sr site, Sr(4) is bonded to one O(11), one O(12), one O(15), one O(16), one O(17), one O(19), one O(21), one O(23), one O(5), one O(6), one O(7), and one O(8) atom 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,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(2)O6 octahedra,  a faceface with one Mn(3)O6 octahedra,  a faceface with one Mn(4)O6 octahedra,  a faceface with one Mn(5)O6 octahedra,  a faceface with one Fe(1)O6 octahedra,  a faceface with one Fe(2)O6 octahedra, and  a faceface with one Fe(3)O6 octahedra. There are four inequivalent Ca sites. In the first Ca site, Ca(1) is bonded to one O(1), one O(11), one O(12), one O(15), one O(16), one O(17), one O(19), one O(2), one O(21), one O(23), one O(3), and one O(4) atom 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,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(2)O6 octahedra,  a faceface with one Mn(3)O6 octahedra,  a faceface with one Mn(4)O6 octahedra,  a faceface with one Mn(5)O6 octahedra,  a faceface with one Fe(1)O6 octahedra,  a faceface with one Fe(2)O6 octahedra, and  a faceface with one Fe(3)O6 octahedra. In the second Ca site, Ca(2) is bonded to one O(1), one O(11), one O(12), one O(15), one O(16), one O(18), one O(2), one O(20), one O(22), one O(24), one O(3), and one O(4) atom 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,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(2)O6 octahedra,  a faceface with one Mn(3)O6 octahedra,  a faceface with one Mn(4)O6 octahedra,  a faceface with one Mn(5)O6 octahedra,  a faceface with one Fe(1)O6 octahedra,  a faceface with one Fe(2)O6 octahedra, and  a faceface with one Fe(3)O6 octahedra. In the third Ca site, Ca(3) is bonded to one O(10), one O(13), one O(14), one O(17), one O(19), one O(21), one O(23), one O(5), one O(6), one O(7), one O(8), and one O(9) atom 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,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(2)O6 octahedra,  a faceface with one Mn(3)O6 octahedra,  a faceface with one Mn(4)O6 octahedra,  a faceface with one Mn(5)O6 octahedra,  a faceface with one Fe(1)O6 octahedra,  a faceface with one Fe(2)O6 octahedra, and  a faceface with one Fe(3)O6 octahedra. In the fourth Ca site, Ca(4) is bonded to one O(11), one O(12), one O(15), one O(16), one O(18), one O(20), one O(22), one O(24), one O(5), one O(6), one O(7), and one O(8) atom 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,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(2)O6 octahedra,  a faceface with one Mn(3)O6 octahedra,  a faceface with one Mn(4)O6 octahedra,  a faceface with one Mn(5)O6 octahedra,  a faceface with one Fe(1)O6 octahedra,  a faceface with one Fe(2)O6 octahedra, and  a faceface with one Fe(3)O6 octahedra. There are five inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(10), one O(12), one O(19), one O(20), one O(4), and one O(8) atom to form MnO6 octahedra that share corners with two equivalent Mn(5)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 Mn site, Mn(2) is bonded to one O(1), one O(13), one O(15), one O(21), one O(22), and one O(5) atom to form MnO6 octahedra that share corners with two equivalent Mn(3)O6 octahedra, corners with two equivalent Mn(4)O6 octahedra, corners with two equivalent Fe(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 Mn site, Mn(3) is bonded to one O(14), one O(16), one O(2), one O(21), one O(22), and one O(6) atom to form MnO6 octahedra that share corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(5)O6 octahedra, corners with two equivalent Fe(2)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 fourth Mn site, Mn(4) is bonded to one O(13), one O(15), one O(23), one O(24), one O(3), and one O(7) atom to form MnO6 octahedra that share corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(5)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 fifth Mn site, Mn(5) is bonded to one O(14), one O(16), one O(23), one O(24), one O(4), and one O(8) atom to form MnO6 octahedra that share corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, corners with two equivalent Mn(4)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°. There are three inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(1), one O(11), one O(17), one O(18), one O(5), and one O(9) atom to form FeO6 octahedra that share corners with two equivalent Mn(2)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(17), one O(18), one O(2), and one O(6) atom to form FeO6 octahedra that share corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, corners with two equivalent Fe(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(19), one O(20), one O(3), one O(7), and one O(9) atom to form FeO6 octahedra that share corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(4)O6 octahedra, corners with two equivalent Fe(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°. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a distorted linear geometry to one Sr(1), one Sr(2), one Ca(1), one Ca(2), one Mn(2), and one Fe(1) atom. In the second O site, O(2) is bonded to one Sr(1), one Sr(2), one Ca(1), one Ca(2), one Mn(3), and one Fe(2) atom to form distorted corner-sharing OSr2Ca2MnFe octahedra. The corner-sharing octahedral tilt angles range from 60-61°. In the third O site, O(3) is bonded in a distorted linear geometry to one Sr(1), one Sr(2), one Ca(1), one Ca(2), one Mn(4), and one Fe(3) atom. In the fourth O site, O(4) is bonded in a distorted linear geometry to one Sr(1), one Sr(2), one Ca(1), one Ca(2), one Mn(1), and one Mn(5) atom. 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), one Mn(2), and one Fe(1) atom. In the sixth O site, O(6) is bonded in a distorted linear geometry to one Sr(3), one Sr(4), one Ca(3), one Ca(4), one Mn(3), and one Fe(2) atom. In the seventh O site, O(7) is bonded in a distorted linear geometry to one Sr(3), one Sr(4), one Ca(3), one Ca(4), one Mn(4), and one Fe(3) atom. In the eighth O site, O(8) is bonded in a distorted linear geometry to one Sr(3), one Sr(4), one Ca(3), one Ca(4), one Mn(1), and one Mn(5) atom. 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 corner-sharing OSr3CaFe2 octahedra. The corner-sharing octahedral tilt angles range from 60-61°. In the tenth O site, O(10) is bonded in a distorted linear geometry to one Sr(1), one Sr(2), one Sr(3), one Ca(3), one Mn(1), and one Fe(2) atom. 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 in a distorted linear geometry to one Sr(4), one Ca(1), one Ca(2), one Ca(4), one Mn(1), and one Fe(2) atom. In the thirteenth O site, O(13) is bonded in a distorted linear geometry to one Sr(1), one Sr(2), one Sr(3), one Ca(3), one Mn(2), and one Mn(4) atom. In the fourteenth O site, O(14) is bonded in a distorted linear geometry to one Sr(1), one Sr(2), one Sr(3), one Ca(3), one Mn(3), and one Mn(5) atom. In the fifteenth O site, O(15) is bonded in a distorted linear geometry to one Sr(4), one Ca(1), one Ca(2), one Ca(4), one Mn(2), and one Mn(4) atom. In the sixteenth O site, O(16) is bonded in a distorted linear geometry to one Sr(4), one Ca(1), one Ca(2), one Ca(4), one Mn(3), and one Mn(5) atom. In the seventeenth O site, O(17) 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 eighteenth O site, O(18) 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 nineteenth O site, O(19) is bonded in a distorted linear geometry to one Sr(1), one Sr(4), one Ca(1), one Ca(3), one Mn(1), and one Fe(3) atom. In the twentieth O site, O(20) is bonded in a distorted linear geometry to one Sr(2), one Sr(3), one Ca(2), one Ca(4), one Mn(1), and one Fe(3) atom. In the twenty-first O site, O(21) is bonded in a distorted linear geometry to one Sr(1), one Sr(4), one Ca(1), one Ca(3), one Mn(2), and one Mn(3) atom. In the twenty-second O site, O(22) is bonded in a distorted linear geometry to one Sr(2), one Sr(3), one Ca(2), one Ca(4), one Mn(2), and one Mn(3) atom. In the twenty-third O site, O(23) is bonded in a distorted linear geometry to one Sr(1), one Sr(4), one Ca(1), one Ca(3), one Mn(4), and one Mn(5) atom. In the twenty-fourth O site, O(24) is bonded in a distorted linear geometry to one Sr(2), one Sr(3), one Ca(2), one Ca(4), one Mn(4), and one Mn(5) atom.
Sr4Ca4Mn5(FeO8)3 is (Cubic) Perovskite-derived structured and crystallizes in the triclinic P1 space group. There are four inequivalent Sr sites. In the first Sr site, Sr(1) is bonded to one O(1), one O(10), one O(13), one O(14), one O(17), one O(19), one O(2), one O(21), one O(23), one O(3), one O(4), and one O(9) atom 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,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(2)O6 octahedra,  a faceface with one Mn(3)O6 octahedra,  a faceface with one Mn(4)O6 octahedra,  a faceface with one Mn(5)O6 octahedra,  a faceface with one Fe(1)O6 octahedra,  a faceface with one Fe(2)O6 octahedra, and  a faceface with one Fe(3)O6 octahedra. The Sr(1)-O(1) bond length is 2.76 Å. The Sr(1)-O(10) bond length is 2.74 Å. The Sr(1)-O(13) bond length is 2.73 Å. The Sr(1)-O(14) bond length is 2.73 Å. The Sr(1)-O(17) bond length is 2.75 Å. The Sr(1)-O(19) bond length is 2.74 Å. The Sr(1)-O(2) bond length is 2.76 Å. The Sr(1)-O(21) bond length is 2.74 Å. The Sr(1)-O(23) bond length is 2.73 Å. The Sr(1)-O(3) bond length is 2.76 Å. The Sr(1)-O(4) bond length is 2.76 Å. The Sr(1)-O(9) bond length is 2.74 Å. In the second Sr site, Sr(2) is bonded to one O(1), one O(10), one O(13), one O(14), one O(18), one O(2), one O(20), one O(22), one O(24), one O(3), one O(4), and one O(9) atom 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,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(2)O6 octahedra,  a faceface with one Mn(3)O6 octahedra,  a faceface with one Mn(4)O6 octahedra,  a faceface with one Mn(5)O6 octahedra,  a faceface with one Fe(1)O6 octahedra,  a faceface with one Fe(2)O6 octahedra, and  a faceface with one Fe(3)O6 octahedra. The Sr(2)-O(1) bond length is 2.76 Å. The Sr(2)-O(10) bond length is 2.76 Å. The Sr(2)-O(13) bond length is 2.76 Å. The Sr(2)-O(14) bond length is 2.76 Å. The Sr(2)-O(18) bond length is 2.77 Å. The Sr(2)-O(2) bond length is 2.76 Å. The Sr(2)-O(20) bond length is 2.76 Å. The Sr(2)-O(22) bond length is 2.77 Å. The Sr(2)-O(24) bond length is 2.76 Å. The Sr(2)-O(3) bond length is 2.76 Å. The Sr(2)-O(4) bond length is 2.76 Å. The Sr(2)-O(9) bond length is 2.76 Å. In the third Sr site, Sr(3) is bonded to one O(10), one O(13), one O(14), one O(18), one O(20), one O(22), one O(24), one O(5), one O(6), one O(7), one O(8), and one O(9) atom 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,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(2)O6 octahedra,  a faceface with one Mn(3)O6 octahedra,  a faceface with one Mn(4)O6 octahedra,  a faceface with one Mn(5)O6 octahedra,  a faceface with one Fe(1)O6 octahedra,  a faceface with one Fe(2)O6 octahedra, and  a faceface with one Fe(3)O6 octahedra. The Sr(3)-O(10) bond length is 2.74 Å. The Sr(3)-O(13) bond length is 2.73 Å. The Sr(3)-O(14) bond length is 2.73 Å. The Sr(3)-O(18) bond length is 2.77 Å. The Sr(3)-O(20) bond length is 2.76 Å. The Sr(3)-O(22) bond length is 2.77 Å. The Sr(3)-O(24) bond length is 2.76 Å. The Sr(3)-O(5) bond length is 2.74 Å. The Sr(3)-O(6) bond length is 2.73 Å. The Sr(3)-O(7) bond length is 2.73 Å. The Sr(3)-O(8) bond length is 2.73 Å. The Sr(3)-O(9) bond length is 2.74 Å. In the fourth Sr site, Sr(4) is bonded to one O(11), one O(12), one O(15), one O(16), one O(17), one O(19), one O(21), one O(23), one O(5), one O(6), one O(7), and one O(8) atom 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,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(2)O6 octahedra,  a faceface with one Mn(3)O6 octahedra,  a faceface with one Mn(4)O6 octahedra,  a faceface with one Mn(5)O6 octahedra,  a faceface with one Fe(1)O6 octahedra,  a faceface with one Fe(2)O6 octahedra, and  a faceface with one Fe(3)O6 octahedra. The Sr(4)-O(11) bond length is 2.76 Å. The Sr(4)-O(12) bond length is 2.76 Å. The Sr(4)-O(15) bond length is 2.76 Å. The Sr(4)-O(16) bond length is 2.76 Å. The Sr(4)-O(17) bond length is 2.73 Å. The Sr(4)-O(19) bond length is 2.73 Å. The Sr(4)-O(21) bond length is 2.73 Å. The Sr(4)-O(23) bond length is 2.72 Å. The Sr(4)-O(5) bond length is 2.73 Å. The Sr(4)-O(6) bond length is 2.72 Å. The Sr(4)-O(7) bond length is 2.72 Å. The Sr(4)-O(8) bond length is 2.72 Å. There are four inequivalent Ca sites. In the first Ca site, Ca(1) is bonded to one O(1), one O(11), one O(12), one O(15), one O(16), one O(17), one O(19), one O(2), one O(21), one O(23), one O(3), and one O(4) atom 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,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(2)O6 octahedra,  a faceface with one Mn(3)O6 octahedra,  a faceface with one Mn(4)O6 octahedra,  a faceface with one Mn(5)O6 octahedra,  a faceface with one Fe(1)O6 octahedra,  a faceface with one Fe(2)O6 octahedra, and  a faceface with one Fe(3)O6 octahedra. The Ca(1)-O(1) bond length is 2.70 Å. The Ca(1)-O(11) bond length is 2.74 Å. The Ca(1)-O(12) bond length is 2.74 Å. The Ca(1)-O(15) bond length is 2.73 Å. The Ca(1)-O(16) bond length is 2.73 Å. The Ca(1)-O(17) bond length is 2.74 Å. The Ca(1)-O(19) bond length is 2.73 Å. The Ca(1)-O(2) bond length is 2.70 Å. The Ca(1)-O(21) bond length is 2.73 Å. The Ca(1)-O(23) bond length is 2.72 Å. The Ca(1)-O(3) bond length is 2.70 Å. The Ca(1)-O(4) bond length is 2.69 Å. In the second Ca site, Ca(2) is bonded to one O(1), one O(11), one O(12), one O(15), one O(16), one O(18), one O(2), one O(20), one O(22), one O(24), one O(3), and one O(4) atom 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,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(2)O6 octahedra,  a faceface with one Mn(3)O6 octahedra,  a faceface with one Mn(4)O6 octahedra,  a faceface with one Mn(5)O6 octahedra,  a faceface with one Fe(1)O6 octahedra,  a faceface with one Fe(2)O6 octahedra, and  a faceface with one Fe(3)O6 octahedra. The Ca(2)-O(1) bond length is 2.70 Å. The Ca(2)-O(11) bond length is 2.73 Å. The Ca(2)-O(12) bond length is 2.72 Å. The Ca(2)-O(15) bond length is 2.70 Å. The Ca(2)-O(16) bond length is 2.70 Å. The Ca(2)-O(18) bond length is 2.72 Å. The Ca(2)-O(2) bond length is 2.70 Å. The Ca(2)-O(20) bond length is 2.71 Å. The Ca(2)-O(22) bond length is 2.70 Å. The Ca(2)-O(24) bond length is 2.69 Å. The Ca(2)-O(3) bond length is 2.70 Å. The Ca(2)-O(4) bond length is 2.69 Å. In the third Ca site, Ca(3) is bonded to one O(10), one O(13), one O(14), one O(17), one O(19), one O(21), one O(23), one O(5), one O(6), one O(7), one O(8), and one O(9) atom 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,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(2)O6 octahedra,  a faceface with one Mn(3)O6 octahedra,  a faceface with one Mn(4)O6 octahedra,  a faceface with one Mn(5)O6 octahedra,  a faceface with one Fe(1)O6 octahedra,  a faceface with one Fe(2)O6 octahedra, and  a faceface with one Fe(3)O6 octahedra. The Ca(3)-O(10) bond length is 2.72 Å. The Ca(3)-O(13) bond length is 2.70 Å. The Ca(3)-O(14) bond length is 2.70 Å. The Ca(3)-O(17) bond length is 2.75 Å. The Ca(3)-O(19) bond length is 2.75 Å. The Ca(3)-O(21) bond length is 2.74 Å. The Ca(3)-O(23) bond length is 2.73 Å. The Ca(3)-O(5) bond length is 2.74 Å. The Ca(3)-O(6) bond length is 2.73 Å. The Ca(3)-O(7) bond length is 2.74 Å. The Ca(3)-O(8) bond length is 2.73 Å. The Ca(3)-O(9) bond length is 2.72 Å. In the fourth Ca site, Ca(4) is bonded to one O(11), one O(12), one O(15), one O(16), one O(18), one O(20), one O(22), one O(24), one O(5), one O(6), one O(7), and one O(8) atom 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,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(2)O6 octahedra,  a faceface with one Mn(3)O6 octahedra,  a faceface with one Mn(4)O6 octahedra,  a faceface with one Mn(5)O6 octahedra,  a faceface with one Fe(1)O6 octahedra,  a faceface with one Fe(2)O6 octahedra, and  a faceface with one Fe(3)O6 octahedra. The Ca(4)-O(11) bond length is 2.75 Å. The Ca(4)-O(12) bond length is 2.74 Å. The Ca(4)-O(15) bond length is 2.73 Å. The Ca(4)-O(16) bond length is 2.72 Å. The Ca(4)-O(18) bond length is 2.72 Å. The Ca(4)-O(20) bond length is 2.71 Å. The Ca(4)-O(22) bond length is 2.70 Å. The Ca(4)-O(24) bond length is 2.69 Å. The Ca(4)-O(5) bond length is 2.73 Å. The Ca(4)-O(6) bond length is 2.72 Å. The Ca(4)-O(7) bond length is 2.72 Å. The Ca(4)-O(8) bond length is 2.72 Å. There are five inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(10), one O(12), one O(19), one O(20), one O(4), and one O(8) atom to form MnO6 octahedra that share corners with two equivalent Mn(5)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 Mn(1)-O(10) bond length is 1.92 Å. The Mn(1)-O(12) bond length is 1.90 Å. The Mn(1)-O(19) bond length is 1.91 Å. The Mn(1)-O(20) bond length is 1.91 Å. The Mn(1)-O(4) bond length is 1.95 Å. The Mn(1)-O(8) bond length is 1.94 Å. In the second Mn site, Mn(2) is bonded to one O(1), one O(13), one O(15), one O(21), one O(22), and one O(5) atom to form MnO6 octahedra that share corners with two equivalent Mn(3)O6 octahedra, corners with two equivalent Mn(4)O6 octahedra, corners with two equivalent Fe(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 Mn(2)-O(1) bond length is 1.92 Å. The Mn(2)-O(13) bond length is 1.93 Å. The Mn(2)-O(15) bond length is 1.92 Å. The Mn(2)-O(21) bond length is 1.92 Å. The Mn(2)-O(22) bond length is 1.93 Å. The Mn(2)-O(5) bond length is 1.92 Å. In the third Mn site, Mn(3) is bonded to one O(14), one O(16), one O(2), one O(21), one O(22), and one O(6) atom to form MnO6 octahedra that share corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(5)O6 octahedra, corners with two equivalent Fe(2)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 Mn(3)-O(14) bond length is 1.94 Å. The Mn(3)-O(16) bond length is 1.92 Å. The Mn(3)-O(2) bond length is 1.91 Å. The Mn(3)-O(21) bond length is 1.93 Å. The Mn(3)-O(22) bond length is 1.93 Å. The Mn(3)-O(6) bond length is 1.90 Å. In the fourth Mn site, Mn(4) is bonded to one O(13), one O(15), one O(23), one O(24), one O(3), and one O(7) atom to form MnO6 octahedra that share corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(5)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 Mn(4)-O(13) bond length is 1.94 Å. The Mn(4)-O(15) bond length is 1.92 Å. The Mn(4)-O(23) bond length is 1.93 Å. The Mn(4)-O(24) bond length is 1.93 Å. The Mn(4)-O(3) bond length is 1.91 Å. The Mn(4)-O(7) bond length is 1.90 Å. In the fifth Mn site, Mn(5) is bonded to one O(14), one O(16), one O(23), one O(24), one O(4), and one O(8) atom to form MnO6 octahedra that share corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, corners with two equivalent Mn(4)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 Mn(5)-O(14) bond length is 1.94 Å. The Mn(5)-O(16) bond length is 1.92 Å. The Mn(5)-O(23) bond length is 1.93 Å. The Mn(5)-O(24) bond length is 1.93 Å. The Mn(5)-O(4) bond length is 1.93 Å. The Mn(5)-O(8) bond length is 1.93 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(17), one O(18), one O(5), and one O(9) atom to form FeO6 octahedra that share corners with two equivalent Mn(2)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 1.96 Å. The Fe(1)-O(11) bond length is 1.91 Å. The Fe(1)-O(17) bond length is 1.92 Å. The Fe(1)-O(18) bond length is 1.92 Å. The Fe(1)-O(5) bond length is 1.96 Å. The Fe(1)-O(9) bond length is 1.93 Å. In the second Fe site, Fe(2) is bonded to one O(10), one O(12), one O(17), one O(18), one O(2), and one O(6) atom to form FeO6 octahedra that share corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, corners with two equivalent Fe(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 1.96 Å. The Fe(2)-O(12) bond length is 1.94 Å. The Fe(2)-O(17) bond length is 1.94 Å. The Fe(2)-O(18) bond length is 1.94 Å. The Fe(2)-O(2) bond length is 1.97 Å. The Fe(2)-O(6) bond length is 1.97 Å. In the third Fe site, Fe(3) is bonded to one O(11), one O(19), one O(20), one O(3), one O(7), and one O(9) atom to form FeO6 octahedra that share corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(4)O6 octahedra, corners with two equivalent Fe(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 1.93 Å. The Fe(3)-O(19) bond length is 1.95 Å. The Fe(3)-O(20) bond length is 1.95 Å. The Fe(3)-O(3) bond length is 1.97 Å. The Fe(3)-O(7) bond length is 1.97 Å. The Fe(3)-O(9) bond length is 1.95 Å. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a distorted linear geometry to one Sr(1), one Sr(2), one Ca(1), one Ca(2), one Mn(2), and one Fe(1) atom. In the second O site, O(2) is bonded to one Sr(1), one Sr(2), one Ca(1), one Ca(2), one Mn(3), and one Fe(2) atom to form distorted corner-sharing OSr2Ca2MnFe octahedra. The corner-sharing octahedral tilt angles range from 60-61°. In the third O site, O(3) is bonded in a distorted linear geometry to one Sr(1), one Sr(2), one Ca(1), one Ca(2), one Mn(4), and one Fe(3) atom. In the fourth O site, O(4) is bonded in a distorted linear geometry to one Sr(1), one Sr(2), one Ca(1), one Ca(2), one Mn(1), and one Mn(5) atom. 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), one Mn(2), and one Fe(1) atom. In the sixth O site, O(6) is bonded in a distorted linear geometry to one Sr(3), one Sr(4), one Ca(3), one Ca(4), one Mn(3), and one Fe(2) atom. In the seventh O site, O(7) is bonded in a distorted linear geometry to one Sr(3), one Sr(4), one Ca(3), one Ca(4), one Mn(4), and one Fe(3) atom. In the eighth O site, O(8) is bonded in a distorted linear geometry to one Sr(3), one Sr(4), one Ca(3), one Ca(4), one Mn(1), and one Mn(5) atom. 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 corner-sharing OSr3CaFe2 octahedra. The corner-sharing octahedral tilt angles range from 60-61°. In the tenth O site, O(10) is bonded in a distorted linear geometry to one Sr(1), one Sr(2), one Sr(3), one Ca(3), one Mn(1), and one Fe(2) atom. 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 in a distorted linear geometry to one Sr(4), one Ca(1), one Ca(2), one Ca(4), one Mn(1), and one Fe(2) atom. In the thirteenth O site, O(13) is bonded in a distorted linear geometry to one Sr(1), one Sr(2), one Sr(3), one Ca(3), one Mn(2), and one Mn(4) atom. In the fourteenth O site, O(14) is bonded in a distorted linear geometry to one Sr(1), one Sr(2), one Sr(3), one Ca(3), one Mn(3), and one Mn(5) atom. In the fifteenth O site, O(15) is bonded in a distorted linear geometry to one Sr(4), one Ca(1), one Ca(2), one Ca(4), one Mn(2), and one Mn(4) atom. In the sixteenth O site, O(16) is bonded in a distorted linear geometry to one Sr(4), one Ca(1), one Ca(2), one Ca(4), one Mn(3), and one Mn(5) atom. In the seventeenth O site, O(17) 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 eighteenth O site, O(18) 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 nineteenth O site, O(19) is bonded in a distorted linear geometry to one Sr(1), one Sr(4), one Ca(1), one Ca(3), one Mn(1), and one Fe(3) atom. In the twentieth O site, O(20) is bonded in a distorted linear geometry to one Sr(2), one Sr(3), one Ca(2), one Ca(4), one Mn(1), and one Fe(3) atom. In the twenty-first O site, O(21) is bonded in a distorted linear geometry to one Sr(1), one Sr(4), one Ca(1), one Ca(3), one Mn(2), and one Mn(3) atom. In the twenty-second O site, O(22) is bonded in a distorted linear geometry to one Sr(2), one Sr(3), one Ca(2), one Ca(4), one Mn(2), and one Mn(3) atom. In the twenty-third O site, O(23) is bonded in a distorted linear geometry to one Sr(1), one Sr(4), one Ca(1), one Ca(3), one Mn(4), and one Mn(5) atom. In the twenty-fourth O site, O(24) is bonded in a distorted linear geometry to one Sr(2), one Sr(3), one Ca(2), one Ca(4), one Mn(4), and one Mn(5) atom.