The material structure described by Sr4LaMn5O15 is (Cubic) Perovskite-derived structured and crystallizes in the monoclinic Cm space group. There are eight inequivalent Sr sites. In the first Sr site, Sr(1) is bonded to one O(1), one O(9), two equivalent O(15), two equivalent O(18), two equivalent O(19), two equivalent O(3), and two equivalent O(7) atoms to form SrO12 cuboctahedra that share corners with two equivalent Sr(1)O12 cuboctahedra, corners with two equivalent Sr(6)O12 cuboctahedra, corners with two equivalent La(2)O12 cuboctahedra, corners with three equivalent Sr(3)O12 cuboctahedra, corners with three equivalent Sr(8)O12 cuboctahedra,  a faceface with one Sr(4)O12 cuboctahedra,  a faceface with one Sr(7)O12 cuboctahedra, faces with two equivalent Sr(5)O12 cuboctahedra, faces with two equivalent La(1)O12 cuboctahedra,  a faceface with one Mn(5)O6 octahedra,  a faceface with one Mn(6)O6 octahedra,  a faceface with one Mn(8)O6 octahedra,  a faceface with one Mn(9)O6 octahedra, faces with two equivalent Mn(1)O6 octahedra, and faces with two equivalent Mn(7)O6 octahedra. In the second Sr site, Sr(2) is bonded to one O(10), one O(2), two equivalent O(16), two equivalent O(17), two equivalent O(20), two equivalent O(4), and two equivalent O(8) atoms to form SrO12 cuboctahedra that share corners with two equivalent Sr(2)O12 cuboctahedra, corners with two equivalent Sr(5)O12 cuboctahedra, corners with two equivalent La(1)O12 cuboctahedra, corners with three equivalent Sr(4)O12 cuboctahedra, corners with three equivalent Sr(7)O12 cuboctahedra,  a faceface with one Sr(3)O12 cuboctahedra,  a faceface with one Sr(8)O12 cuboctahedra, faces with two equivalent Sr(6)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra,  a faceface with one Mn(10)O6 octahedra,  a faceface with one Mn(3)O6 octahedra,  a faceface with one Mn(8)O6 octahedra,  a faceface with one Mn(9)O6 octahedra, faces with two equivalent Mn(2)O6 octahedra, and faces with two equivalent Mn(4)O6 octahedra. In the third Sr site, Sr(3) is bonded to one O(1), one O(11), two equivalent O(13), two equivalent O(17), two equivalent O(20), two equivalent O(3), and two equivalent O(5) atoms to form SrO12 cuboctahedra that share corners with two equivalent Sr(3)O12 cuboctahedra, corners with two equivalent Sr(8)O12 cuboctahedra, corners with two equivalent La(2)O12 cuboctahedra, corners with three equivalent Sr(1)O12 cuboctahedra, corners with three equivalent Sr(6)O12 cuboctahedra,  a faceface with one Sr(2)O12 cuboctahedra,  a faceface with one Sr(5)O12 cuboctahedra, faces with two equivalent Sr(7)O12 cuboctahedra, faces with two equivalent La(1)O12 cuboctahedra,  a faceface with one Mn(10)O6 octahedra,  a faceface with one Mn(5)O6 octahedra,  a faceface with one Mn(7)O6 octahedra,  a faceface with one Mn(9)O6 octahedra, faces with two equivalent Mn(2)O6 octahedra, and faces with two equivalent Mn(6)O6 octahedra. In the fourth Sr site, Sr(4) is bonded to one O(12), one O(2), two equivalent O(14), two equivalent O(18), two equivalent O(19), two equivalent O(4), and two equivalent O(6) atoms to form SrO12 cuboctahedra that share corners with two equivalent Sr(4)O12 cuboctahedra, corners with two equivalent Sr(7)O12 cuboctahedra, corners with two equivalent La(1)O12 cuboctahedra, corners with three equivalent Sr(2)O12 cuboctahedra, corners with three equivalent Sr(5)O12 cuboctahedra,  a faceface with one Sr(1)O12 cuboctahedra,  a faceface with one Sr(6)O12 cuboctahedra, faces with two equivalent Sr(8)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra,  a faceface with one Mn(10)O6 octahedra,  a faceface with one Mn(4)O6 octahedra,  a faceface with one Mn(5)O6 octahedra,  a faceface with one Mn(8)O6 octahedra, faces with two equivalent Mn(1)O6 octahedra, and faces with two equivalent Mn(3)O6 octahedra. In the fifth Sr site, Sr(5) is bonded to one O(12), one O(7), two equivalent O(13), two equivalent O(16), two equivalent O(19), two equivalent O(3), and two equivalent O(9) atoms to form SrO12 cuboctahedra that share corners with two equivalent Sr(2)O12 cuboctahedra, corners with two equivalent Sr(5)O12 cuboctahedra, corners with two equivalent Sr(7)O12 cuboctahedra, corners with three equivalent Sr(4)O12 cuboctahedra, corners with three equivalent La(1)O12 cuboctahedra,  a faceface with one Sr(3)O12 cuboctahedra,  a faceface with one La(2)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent Sr(8)O12 cuboctahedra,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(4)O6 octahedra,  a faceface with one Mn(5)O6 octahedra,  a faceface with one Mn(7)O6 octahedra, faces with two equivalent Mn(6)O6 octahedra, and faces with two equivalent Mn(8)O6 octahedra. In the sixth Sr site, Sr(6) is bonded to one O(11), one O(8), two equivalent O(10), two equivalent O(14), two equivalent O(15), two equivalent O(20), and two equivalent O(4) atoms to form SrO12 cuboctahedra that share corners with two equivalent Sr(1)O12 cuboctahedra, corners with two equivalent Sr(6)O12 cuboctahedra, corners with two equivalent Sr(8)O12 cuboctahedra, corners with three equivalent Sr(3)O12 cuboctahedra, corners with three equivalent La(2)O12 cuboctahedra,  a faceface with one Sr(4)O12 cuboctahedra,  a faceface with one La(1)O12 cuboctahedra, faces with two equivalent Sr(2)O12 cuboctahedra, faces with two equivalent Sr(7)O12 cuboctahedra,  a faceface with one Mn(10)O6 octahedra,  a faceface with one Mn(2)O6 octahedra,  a faceface with one Mn(4)O6 octahedra,  a faceface with one Mn(7)O6 octahedra, faces with two equivalent Mn(3)O6 octahedra, and faces with two equivalent Mn(9)O6 octahedra. In the seventh Sr site, Sr(7) is bonded to one O(10), one O(5), two equivalent O(11), two equivalent O(14), two equivalent O(15), two equivalent O(17), and two equivalent O(3) atoms to form SrO12 cuboctahedra that share corners with two equivalent Sr(4)O12 cuboctahedra, corners with two equivalent Sr(5)O12 cuboctahedra, corners with two equivalent Sr(7)O12 cuboctahedra, corners with three equivalent Sr(2)O12 cuboctahedra, corners with three equivalent La(1)O12 cuboctahedra,  a faceface with one Sr(1)O12 cuboctahedra,  a faceface with one La(2)O12 cuboctahedra, faces with two equivalent Sr(3)O12 cuboctahedra, faces with two equivalent Sr(6)O12 cuboctahedra,  a faceface with one Mn(2)O6 octahedra,  a faceface with one Mn(3)O6 octahedra,  a faceface with one Mn(6)O6 octahedra,  a faceface with one Mn(9)O6 octahedra, faces with two equivalent Mn(10)O6 octahedra, and faces with two equivalent Mn(7)O6 octahedra. In the eighth Sr site, Sr(8) is bonded to one O(6), one O(9), two equivalent O(12), two equivalent O(13), two equivalent O(16), two equivalent O(18), and two equivalent O(4) atoms to form SrO12 cuboctahedra that share corners with two equivalent Sr(3)O12 cuboctahedra, corners with two equivalent Sr(6)O12 cuboctahedra, corners with two equivalent Sr(8)O12 cuboctahedra, corners with three equivalent Sr(1)O12 cuboctahedra, corners with three equivalent La(2)O12 cuboctahedra,  a faceface with one Sr(2)O12 cuboctahedra,  a faceface with one La(1)O12 cuboctahedra, faces with two equivalent Sr(4)O12 cuboctahedra, faces with two equivalent Sr(5)O12 cuboctahedra,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(3)O6 octahedra,  a faceface with one Mn(6)O6 octahedra,  a faceface with one Mn(8)O6 octahedra, faces with two equivalent Mn(4)O6 octahedra, and faces with two equivalent Mn(5)O6 octahedra. There are two inequivalent La sites. In the first La site, La(1) is bonded to one O(5), one O(7), two equivalent O(1), two equivalent O(13), two equivalent O(15), two equivalent O(18), and two equivalent O(20) atoms to form LaO12 cuboctahedra that share corners with two equivalent Sr(2)O12 cuboctahedra, corners with two equivalent Sr(4)O12 cuboctahedra, corners with two equivalent La(1)O12 cuboctahedra, corners with three equivalent Sr(5)O12 cuboctahedra, corners with three equivalent Sr(7)O12 cuboctahedra,  a faceface with one Sr(6)O12 cuboctahedra,  a faceface with one Sr(8)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent Sr(3)O12 cuboctahedra,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(2)O6 octahedra,  a faceface with one Mn(6)O6 octahedra,  a faceface with one Mn(7)O6 octahedra, faces with two equivalent Mn(5)O6 octahedra, and faces with two equivalent Mn(9)O6 octahedra. In the second La site, La(2) is bonded to one O(6), one O(8), two equivalent O(14), two equivalent O(16), two equivalent O(17), two equivalent O(19), and two equivalent O(2) atoms to form LaO12 cuboctahedra that share corners with two equivalent Sr(1)O12 cuboctahedra, corners with two equivalent Sr(3)O12 cuboctahedra, corners with two equivalent La(2)O12 cuboctahedra, corners with three equivalent Sr(6)O12 cuboctahedra, corners with three equivalent Sr(8)O12 cuboctahedra,  a faceface with one Sr(5)O12 cuboctahedra,  a faceface with one Sr(7)O12 cuboctahedra, faces with two equivalent Sr(2)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, faces with two equivalent Mn(10)O6 octahedra, and faces with two equivalent Mn(8)O6 octahedra. There are ten inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(6), one O(7), two equivalent O(18), and two equivalent O(19) atoms to form MnO6 octahedra that share  a cornercorner with one Mn(3)O6 octahedra,  a cornercorner with one Mn(7)O6 octahedra, corners with two equivalent Mn(5)O6 octahedra, corners with two equivalent Mn(8)O6 octahedra,  a faceface with one Sr(5)O12 cuboctahedra,  a faceface with one Sr(8)O12 cuboctahedra,  a faceface with one La(1)O12 cuboctahedra,  a faceface with one La(2)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, and faces with two equivalent Sr(4)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 3-4°. In the second Mn site, Mn(2) is bonded to one O(5), one O(8), two equivalent O(17), and two equivalent O(20) atoms to form MnO6 octahedra that share  a cornercorner with one Mn(4)O6 octahedra,  a cornercorner with one Mn(6)O6 octahedra, corners with two equivalent Mn(10)O6 octahedra, corners with two equivalent Mn(9)O6 octahedra,  a faceface with one Sr(6)O12 cuboctahedra,  a faceface with one Sr(7)O12 cuboctahedra,  a faceface with one La(1)O12 cuboctahedra,  a faceface with one La(2)O12 cuboctahedra, faces with two equivalent Sr(2)O12 cuboctahedra, and faces with two equivalent Sr(3)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 2-3°. In the third Mn site, Mn(3) is bonded to one O(10), one O(6), two equivalent O(14), and two equivalent O(4) atoms to form MnO6 octahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(9)O6 octahedra, corners with two equivalent Mn(10)O6 octahedra, corners with two equivalent Mn(4)O6 octahedra,  a faceface with one Sr(2)O12 cuboctahedra,  a faceface with one Sr(7)O12 cuboctahedra,  a faceface with one Sr(8)O12 cuboctahedra,  a faceface with one La(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 0-5°. In the fourth Mn site, Mn(4) is bonded to one O(12), one O(8), two equivalent O(16), and two equivalent O(4) atoms to form MnO6 octahedra that share  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Mn(5)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, corners with two equivalent Mn(8)O6 octahedra,  a faceface with one Sr(4)O12 cuboctahedra,  a faceface with one Sr(5)O12 cuboctahedra,  a faceface with one Sr(6)O12 cuboctahedra,  a faceface with one La(2)O12 cuboctahedra, faces with two equivalent Sr(2)O12 cuboctahedra, and faces with two equivalent Sr(8)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-4°. In the fifth Mn site, Mn(5) is bonded to one O(1), one O(12), two equivalent O(13), and two equivalent O(18) atoms to form MnO6 octahedra that share  a cornercorner with one Mn(4)O6 octahedra,  a cornercorner with one Mn(9)O6 octahedra, corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(6)O6 octahedra,  a faceface with one Sr(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, faces with two equivalent Sr(8)O12 cuboctahedra, and faces with two equivalent La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-6°. In the sixth Mn site, Mn(6) is bonded to one O(5), one O(9), two equivalent O(13), and two equivalent O(3) atoms to form MnO6 octahedra that share  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Mn(8)O6 octahedra, corners with two equivalent Mn(5)O6 octahedra, corners with two equivalent Mn(7)O6 octahedra,  a faceface with one Sr(1)O12 cuboctahedra,  a faceface with one Sr(7)O12 cuboctahedra,  a faceface with one Sr(8)O12 cuboctahedra,  a faceface with one La(1)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 2-6°. In the seventh Mn site, Mn(7) is bonded to one O(11), one O(7), two equivalent O(15), and two equivalent O(3) atoms to form MnO6 octahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(10)O6 octahedra, corners with two equivalent Mn(6)O6 octahedra, corners with two equivalent Mn(9)O6 octahedra,  a faceface with one Sr(3)O12 cuboctahedra,  a faceface with one Sr(5)O12 cuboctahedra,  a faceface with one Sr(6)O12 cuboctahedra,  a faceface with one La(1)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, and faces with two equivalent Sr(7)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 2-6°. In the eighth Mn site, Mn(8) is bonded to one O(2), one O(9), two equivalent O(16), and two equivalent O(19) atoms to form MnO6 octahedra that share  a cornercorner with one Mn(10)O6 octahedra,  a cornercorner with one Mn(6)O6 octahedra, corners with two equivalent Mn(1)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(4)O12 cuboctahedra,  a faceface with one Sr(8)O12 cuboctahedra, faces with two equivalent Sr(5)O12 cuboctahedra, and faces with two equivalent La(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-4°. In the ninth Mn site, Mn(9) is bonded to one O(1), one O(10), two equivalent O(15), and two equivalent O(20) atoms to form MnO6 octahedra that share  a cornercorner with one Mn(3)O6 octahedra,  a cornercorner with one Mn(5)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(7)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(7)O12 cuboctahedra, faces with two equivalent Sr(6)O12 cuboctahedra, and faces with two equivalent La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-6°. In the tenth Mn site, Mn(10) is bonded to one O(11), one O(2), two equivalent O(14), and two equivalent O(17) atoms to form MnO6 octahedra that share  a cornercorner with one Mn(7)O6 octahedra,  a cornercorner with one Mn(8)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra,  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 Sr(6)O12 cuboctahedra, faces with two equivalent Sr(7)O12 cuboctahedra, and faces with two equivalent La(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-5°. There are twenty inequivalent O sites. In the first O site, O(1) is bonded in a distorted linear geometry to one Sr(1), one Sr(3), two equivalent La(1), one Mn(5), and one Mn(9) atom. In the second O site, O(2) is bonded in a distorted linear geometry to one Sr(2), one Sr(4), two equivalent La(2), one Mn(10), and one Mn(8) atom. In the third O site, O(3) is bonded in a distorted linear geometry to one Sr(1), one Sr(3), one Sr(5), one Sr(7), one Mn(6), and one Mn(7) atom. In the fourth O site, O(4) is bonded in a distorted linear geometry to one Sr(2), one Sr(4), one Sr(6), one Sr(8), one Mn(3), and one Mn(4) atom. In the fifth O site, O(5) is bonded to one Sr(7), two equivalent Sr(3), one La(1), one Mn(2), and one Mn(6) atom to form distorted OSr3LaMn2 octahedra that share  a cornercorner with one O(7)Sr3LaMn2 octahedra,  a cornercorner with one O(8)Sr3LaMn2 octahedra,  a cornercorner with one O(10)Sr4Mn2 octahedra,  a cornercorner with one O(9)Sr4Mn2 octahedra, corners with two equivalent O(5)Sr3LaMn2 octahedra, and edges with two equivalent O(11)Sr4Mn2 octahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the sixth O site, O(6) is bonded to one Sr(8), two equivalent Sr(4), one La(2), one Mn(1), and one Mn(3) atom to form distorted OSr3LaMn2 octahedra that share  a cornercorner with one O(7)Sr3LaMn2 octahedra,  a cornercorner with one O(8)Sr3LaMn2 octahedra,  a cornercorner with one O(10)Sr4Mn2 octahedra,  a cornercorner with one O(9)Sr4Mn2 octahedra, corners with two equivalent O(6)Sr3LaMn2 octahedra, and edges with two equivalent O(12)Sr4Mn2 octahedra. The corner-sharing octahedral tilt angles range from 0-3°. In the seventh O site, O(7) is bonded to one Sr(5), two equivalent Sr(1), one La(1), one Mn(1), and one Mn(7) atom to form distorted OSr3LaMn2 octahedra that share  a cornercorner with one O(5)Sr3LaMn2 octahedra,  a cornercorner with one O(6)Sr3LaMn2 octahedra,  a cornercorner with one O(11)Sr4Mn2 octahedra,  a cornercorner with one O(12)Sr4Mn2 octahedra, corners with two equivalent O(7)Sr3LaMn2 octahedra, and edges with two equivalent O(9)Sr4Mn2 octahedra. The corner-sharing octahedral tilt angles range from 0-4°. In the eighth O site, O(8) is bonded to one Sr(6), two equivalent Sr(2), one La(2), one Mn(2), and one Mn(4) atom to form distorted OSr3LaMn2 octahedra that share  a cornercorner with one O(5)Sr3LaMn2 octahedra,  a cornercorner with one O(6)Sr3LaMn2 octahedra,  a cornercorner with one O(11)Sr4Mn2 octahedra,  a cornercorner with one O(12)Sr4Mn2 octahedra, corners with two equivalent O(8)Sr3LaMn2 octahedra, and edges with two equivalent O(10)Sr4Mn2 octahedra. The corner-sharing octahedral tilt angles range from 1-4°. In the ninth O site, O(9) is bonded to one Sr(1), one Sr(8), two equivalent Sr(5), one Mn(6), and one Mn(8) atom to form distorted OSr4Mn2 octahedra that share  a cornercorner with one O(5)Sr3LaMn2 octahedra,  a cornercorner with one O(6)Sr3LaMn2 octahedra, corners with two equivalent O(9)Sr4Mn2 octahedra, edges with two equivalent O(7)Sr3LaMn2 octahedra, and edges with two equivalent O(12)Sr4Mn2 octahedra. The corner-sharing octahedral tilt angles range from 1-2°. In the tenth O site, O(10) is bonded to one Sr(2), one Sr(7), two equivalent Sr(6), one Mn(3), and one Mn(9) atom to form distorted OSr4Mn2 octahedra that share  a cornercorner with one O(5)Sr3LaMn2 octahedra,  a cornercorner with one O(6)Sr3LaMn2 octahedra, corners with two equivalent O(10)Sr4Mn2 octahedra, edges with two equivalent O(8)Sr3LaMn2 octahedra, and edges with two equivalent O(11)Sr4Mn2 octahedra. The corner-sharing octahedral tilt angles range from 0-3°. In the eleventh O site, O(11) is bonded to one Sr(3), one Sr(6), two equivalent Sr(7), one Mn(10), and one Mn(7) atom to form distorted OSr4Mn2 octahedra that share  a cornercorner with one O(7)Sr3LaMn2 octahedra,  a cornercorner with one O(8)Sr3LaMn2 octahedra, corners with two equivalent O(11)Sr4Mn2 octahedra, edges with two equivalent O(5)Sr3LaMn2 octahedra, and edges with two equivalent O(10)Sr4Mn2 octahedra. The corner-sharing octahedral tilt angles range from 2-3°. In the twelfth O site, O(12) is bonded to one Sr(4), one Sr(5), two equivalent Sr(8), one Mn(4), and one Mn(5) atom to form distorted OSr4Mn2 octahedra that share  a cornercorner with one O(7)Sr3LaMn2 octahedra,  a cornercorner with one O(8)Sr3LaMn2 octahedra, corners with two equivalent O(12)Sr4Mn2 octahedra, edges with two equivalent O(6)Sr3LaMn2 octahedra, and edges with two equivalent O(9)Sr4Mn2 octahedra. The corner-sharing octahedral tilt angles range from 1-3°. In the thirteenth O site, O(13) is bonded in a distorted linear geometry to one Sr(3), one Sr(5), one Sr(8), one La(1), one Mn(5), and one Mn(6) atom. In the fourteenth O site, O(14) is bonded in a distorted linear geometry to one Sr(4), one Sr(6), one Sr(7), one La(2), one Mn(10), and one Mn(3) atom. In the fifteenth O site, O(15) is bonded in a distorted linear geometry to one Sr(1), one Sr(6), one Sr(7), one La(1), one Mn(7), and one Mn(9) atom. In the sixteenth O site, O(16) is bonded in a distorted linear geometry to one Sr(2), one Sr(5), one Sr(8), one La(2), one Mn(4), and one Mn(8) atom. In the seventeenth O site, O(17) is bonded in a distorted linear geometry to one Sr(2), one Sr(3), one Sr(7), one La(2), one Mn(10), and one Mn(2) atom. In the eighteenth O site, O(18) is bonded in a distorted linear geometry to one Sr(1), one Sr(4), one Sr(8), one La(1), one Mn(1), and one Mn(5) atom. In the nineteenth O site, O(19) is bonded in a distorted linear geometry to one Sr(1), one Sr(4), one Sr(5), one La(2), one Mn(1), and one Mn(8) atom. In the twentieth O site, O(20) is bonded in a distorted linear geometry to one Sr(2), one Sr(3), one Sr(6), one La(1), one Mn(2), and one Mn(9) atom. is represented by the CIF file [CIF]
data_Sr4LaMn5O15
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.458
_cell_length_b   6.718
_cell_length_c   8.757
_cell_angle_alpha   105.737
_cell_angle_beta   108.160
_cell_angle_gamma   89.999
_symmetry_Int_Tables_number   1
_cell_volume   292.405
_cell_formula_units_Z   1
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  La  La0  1  1.000  1.000  1.000  1.0
  Mn  Mn1  1  1.000  0.500  1.000  1.0
  Mn  Mn2  1  0.200  0.300  0.400  1.0
  Mn  Mn3  1  0.799  0.700  0.598  1.0
  Mn  Mn4  1  0.601  0.900  0.202  1.0
  Mn  Mn5  1  0.400  0.100  0.799  1.0
  O  O6  1  0.497  0.003  0.994  1.0
  O  O7  1  0.499  0.499  0.500  1.0
  O  O8  1  0.001  0.499  0.500  1.0
  O  O9  1  0.099  0.393  0.198  1.0
  O  O10  1  0.905  0.602  0.811  1.0
  O  O11  1  0.298  0.197  0.596  1.0
  O  O12  1  0.701  0.804  0.401  1.0
  O  O13  1  0.900  0.100  0.291  1.0
  O  O14  1  0.101  0.902  0.709  1.0
  O  O15  1  0.608  0.902  0.709  1.0
  O  O16  1  0.391  0.100  0.291  1.0
  O  O17  1  0.294  0.705  0.098  1.0
  O  O18  1  0.706  0.295  0.903  1.0
  O  O19  1  0.197  0.295  0.903  1.0
  O  O20  1  0.804  0.705  0.098  1.0
  Sr  Sr21  1  0.399  0.599  0.798  1.0
  Sr  Sr22  1  0.601  0.401  0.202  1.0
  Sr  Sr23  1  0.800  0.202  0.600  1.0
  Sr  Sr24  1  0.200  0.799  0.401  1.0
[/CIF]
.
The material structure described by Sr4LaMn5O15 is (Cubic) Perovskite-derived structured and crystallizes in the monoclinic Cm space group. There are eight inequivalent Sr sites. In the first Sr site, Sr(1) is bonded to one O(1), one O(9), two equivalent O(15), two equivalent O(18), two equivalent O(19), two equivalent O(3), and two equivalent O(7) atoms to form SrO12 cuboctahedra that share corners with two equivalent Sr(1)O12 cuboctahedra, corners with two equivalent Sr(6)O12 cuboctahedra, corners with two equivalent La(2)O12 cuboctahedra, corners with three equivalent Sr(3)O12 cuboctahedra, corners with three equivalent Sr(8)O12 cuboctahedra,  a faceface with one Sr(4)O12 cuboctahedra,  a faceface with one Sr(7)O12 cuboctahedra, faces with two equivalent Sr(5)O12 cuboctahedra, faces with two equivalent La(1)O12 cuboctahedra,  a faceface with one Mn(5)O6 octahedra,  a faceface with one Mn(6)O6 octahedra,  a faceface with one Mn(8)O6 octahedra,  a faceface with one Mn(9)O6 octahedra, faces with two equivalent Mn(1)O6 octahedra, and faces with two equivalent Mn(7)O6 octahedra. In the second Sr site, Sr(2) is bonded to one O(10), one O(2), two equivalent O(16), two equivalent O(17), two equivalent O(20), two equivalent O(4), and two equivalent O(8) atoms to form SrO12 cuboctahedra that share corners with two equivalent Sr(2)O12 cuboctahedra, corners with two equivalent Sr(5)O12 cuboctahedra, corners with two equivalent La(1)O12 cuboctahedra, corners with three equivalent Sr(4)O12 cuboctahedra, corners with three equivalent Sr(7)O12 cuboctahedra,  a faceface with one Sr(3)O12 cuboctahedra,  a faceface with one Sr(8)O12 cuboctahedra, faces with two equivalent Sr(6)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra,  a faceface with one Mn(10)O6 octahedra,  a faceface with one Mn(3)O6 octahedra,  a faceface with one Mn(8)O6 octahedra,  a faceface with one Mn(9)O6 octahedra, faces with two equivalent Mn(2)O6 octahedra, and faces with two equivalent Mn(4)O6 octahedra. In the third Sr site, Sr(3) is bonded to one O(1), one O(11), two equivalent O(13), two equivalent O(17), two equivalent O(20), two equivalent O(3), and two equivalent O(5) atoms to form SrO12 cuboctahedra that share corners with two equivalent Sr(3)O12 cuboctahedra, corners with two equivalent Sr(8)O12 cuboctahedra, corners with two equivalent La(2)O12 cuboctahedra, corners with three equivalent Sr(1)O12 cuboctahedra, corners with three equivalent Sr(6)O12 cuboctahedra,  a faceface with one Sr(2)O12 cuboctahedra,  a faceface with one Sr(5)O12 cuboctahedra, faces with two equivalent Sr(7)O12 cuboctahedra, faces with two equivalent La(1)O12 cuboctahedra,  a faceface with one Mn(10)O6 octahedra,  a faceface with one Mn(5)O6 octahedra,  a faceface with one Mn(7)O6 octahedra,  a faceface with one Mn(9)O6 octahedra, faces with two equivalent Mn(2)O6 octahedra, and faces with two equivalent Mn(6)O6 octahedra. In the fourth Sr site, Sr(4) is bonded to one O(12), one O(2), two equivalent O(14), two equivalent O(18), two equivalent O(19), two equivalent O(4), and two equivalent O(6) atoms to form SrO12 cuboctahedra that share corners with two equivalent Sr(4)O12 cuboctahedra, corners with two equivalent Sr(7)O12 cuboctahedra, corners with two equivalent La(1)O12 cuboctahedra, corners with three equivalent Sr(2)O12 cuboctahedra, corners with three equivalent Sr(5)O12 cuboctahedra,  a faceface with one Sr(1)O12 cuboctahedra,  a faceface with one Sr(6)O12 cuboctahedra, faces with two equivalent Sr(8)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra,  a faceface with one Mn(10)O6 octahedra,  a faceface with one Mn(4)O6 octahedra,  a faceface with one Mn(5)O6 octahedra,  a faceface with one Mn(8)O6 octahedra, faces with two equivalent Mn(1)O6 octahedra, and faces with two equivalent Mn(3)O6 octahedra. In the fifth Sr site, Sr(5) is bonded to one O(12), one O(7), two equivalent O(13), two equivalent O(16), two equivalent O(19), two equivalent O(3), and two equivalent O(9) atoms to form SrO12 cuboctahedra that share corners with two equivalent Sr(2)O12 cuboctahedra, corners with two equivalent Sr(5)O12 cuboctahedra, corners with two equivalent Sr(7)O12 cuboctahedra, corners with three equivalent Sr(4)O12 cuboctahedra, corners with three equivalent La(1)O12 cuboctahedra,  a faceface with one Sr(3)O12 cuboctahedra,  a faceface with one La(2)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent Sr(8)O12 cuboctahedra,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(4)O6 octahedra,  a faceface with one Mn(5)O6 octahedra,  a faceface with one Mn(7)O6 octahedra, faces with two equivalent Mn(6)O6 octahedra, and faces with two equivalent Mn(8)O6 octahedra. In the sixth Sr site, Sr(6) is bonded to one O(11), one O(8), two equivalent O(10), two equivalent O(14), two equivalent O(15), two equivalent O(20), and two equivalent O(4) atoms to form SrO12 cuboctahedra that share corners with two equivalent Sr(1)O12 cuboctahedra, corners with two equivalent Sr(6)O12 cuboctahedra, corners with two equivalent Sr(8)O12 cuboctahedra, corners with three equivalent Sr(3)O12 cuboctahedra, corners with three equivalent La(2)O12 cuboctahedra,  a faceface with one Sr(4)O12 cuboctahedra,  a faceface with one La(1)O12 cuboctahedra, faces with two equivalent Sr(2)O12 cuboctahedra, faces with two equivalent Sr(7)O12 cuboctahedra,  a faceface with one Mn(10)O6 octahedra,  a faceface with one Mn(2)O6 octahedra,  a faceface with one Mn(4)O6 octahedra,  a faceface with one Mn(7)O6 octahedra, faces with two equivalent Mn(3)O6 octahedra, and faces with two equivalent Mn(9)O6 octahedra. In the seventh Sr site, Sr(7) is bonded to one O(10), one O(5), two equivalent O(11), two equivalent O(14), two equivalent O(15), two equivalent O(17), and two equivalent O(3) atoms to form SrO12 cuboctahedra that share corners with two equivalent Sr(4)O12 cuboctahedra, corners with two equivalent Sr(5)O12 cuboctahedra, corners with two equivalent Sr(7)O12 cuboctahedra, corners with three equivalent Sr(2)O12 cuboctahedra, corners with three equivalent La(1)O12 cuboctahedra,  a faceface with one Sr(1)O12 cuboctahedra,  a faceface with one La(2)O12 cuboctahedra, faces with two equivalent Sr(3)O12 cuboctahedra, faces with two equivalent Sr(6)O12 cuboctahedra,  a faceface with one Mn(2)O6 octahedra,  a faceface with one Mn(3)O6 octahedra,  a faceface with one Mn(6)O6 octahedra,  a faceface with one Mn(9)O6 octahedra, faces with two equivalent Mn(10)O6 octahedra, and faces with two equivalent Mn(7)O6 octahedra. In the eighth Sr site, Sr(8) is bonded to one O(6), one O(9), two equivalent O(12), two equivalent O(13), two equivalent O(16), two equivalent O(18), and two equivalent O(4) atoms to form SrO12 cuboctahedra that share corners with two equivalent Sr(3)O12 cuboctahedra, corners with two equivalent Sr(6)O12 cuboctahedra, corners with two equivalent Sr(8)O12 cuboctahedra, corners with three equivalent Sr(1)O12 cuboctahedra, corners with three equivalent La(2)O12 cuboctahedra,  a faceface with one Sr(2)O12 cuboctahedra,  a faceface with one La(1)O12 cuboctahedra, faces with two equivalent Sr(4)O12 cuboctahedra, faces with two equivalent Sr(5)O12 cuboctahedra,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(3)O6 octahedra,  a faceface with one Mn(6)O6 octahedra,  a faceface with one Mn(8)O6 octahedra, faces with two equivalent Mn(4)O6 octahedra, and faces with two equivalent Mn(5)O6 octahedra. There are two inequivalent La sites. In the first La site, La(1) is bonded to one O(5), one O(7), two equivalent O(1), two equivalent O(13), two equivalent O(15), two equivalent O(18), and two equivalent O(20) atoms to form LaO12 cuboctahedra that share corners with two equivalent Sr(2)O12 cuboctahedra, corners with two equivalent Sr(4)O12 cuboctahedra, corners with two equivalent La(1)O12 cuboctahedra, corners with three equivalent Sr(5)O12 cuboctahedra, corners with three equivalent Sr(7)O12 cuboctahedra,  a faceface with one Sr(6)O12 cuboctahedra,  a faceface with one Sr(8)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent Sr(3)O12 cuboctahedra,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(2)O6 octahedra,  a faceface with one Mn(6)O6 octahedra,  a faceface with one Mn(7)O6 octahedra, faces with two equivalent Mn(5)O6 octahedra, and faces with two equivalent Mn(9)O6 octahedra. In the second La site, La(2) is bonded to one O(6), one O(8), two equivalent O(14), two equivalent O(16), two equivalent O(17), two equivalent O(19), and two equivalent O(2) atoms to form LaO12 cuboctahedra that share corners with two equivalent Sr(1)O12 cuboctahedra, corners with two equivalent Sr(3)O12 cuboctahedra, corners with two equivalent La(2)O12 cuboctahedra, corners with three equivalent Sr(6)O12 cuboctahedra, corners with three equivalent Sr(8)O12 cuboctahedra,  a faceface with one Sr(5)O12 cuboctahedra,  a faceface with one Sr(7)O12 cuboctahedra, faces with two equivalent Sr(2)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, faces with two equivalent Mn(10)O6 octahedra, and faces with two equivalent Mn(8)O6 octahedra. There are ten inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(6), one O(7), two equivalent O(18), and two equivalent O(19) atoms to form MnO6 octahedra that share  a cornercorner with one Mn(3)O6 octahedra,  a cornercorner with one Mn(7)O6 octahedra, corners with two equivalent Mn(5)O6 octahedra, corners with two equivalent Mn(8)O6 octahedra,  a faceface with one Sr(5)O12 cuboctahedra,  a faceface with one Sr(8)O12 cuboctahedra,  a faceface with one La(1)O12 cuboctahedra,  a faceface with one La(2)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, and faces with two equivalent Sr(4)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 3-4°. In the second Mn site, Mn(2) is bonded to one O(5), one O(8), two equivalent O(17), and two equivalent O(20) atoms to form MnO6 octahedra that share  a cornercorner with one Mn(4)O6 octahedra,  a cornercorner with one Mn(6)O6 octahedra, corners with two equivalent Mn(10)O6 octahedra, corners with two equivalent Mn(9)O6 octahedra,  a faceface with one Sr(6)O12 cuboctahedra,  a faceface with one Sr(7)O12 cuboctahedra,  a faceface with one La(1)O12 cuboctahedra,  a faceface with one La(2)O12 cuboctahedra, faces with two equivalent Sr(2)O12 cuboctahedra, and faces with two equivalent Sr(3)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 2-3°. In the third Mn site, Mn(3) is bonded to one O(10), one O(6), two equivalent O(14), and two equivalent O(4) atoms to form MnO6 octahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(9)O6 octahedra, corners with two equivalent Mn(10)O6 octahedra, corners with two equivalent Mn(4)O6 octahedra,  a faceface with one Sr(2)O12 cuboctahedra,  a faceface with one Sr(7)O12 cuboctahedra,  a faceface with one Sr(8)O12 cuboctahedra,  a faceface with one La(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 0-5°. In the fourth Mn site, Mn(4) is bonded to one O(12), one O(8), two equivalent O(16), and two equivalent O(4) atoms to form MnO6 octahedra that share  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Mn(5)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, corners with two equivalent Mn(8)O6 octahedra,  a faceface with one Sr(4)O12 cuboctahedra,  a faceface with one Sr(5)O12 cuboctahedra,  a faceface with one Sr(6)O12 cuboctahedra,  a faceface with one La(2)O12 cuboctahedra, faces with two equivalent Sr(2)O12 cuboctahedra, and faces with two equivalent Sr(8)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-4°. In the fifth Mn site, Mn(5) is bonded to one O(1), one O(12), two equivalent O(13), and two equivalent O(18) atoms to form MnO6 octahedra that share  a cornercorner with one Mn(4)O6 octahedra,  a cornercorner with one Mn(9)O6 octahedra, corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(6)O6 octahedra,  a faceface with one Sr(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, faces with two equivalent Sr(8)O12 cuboctahedra, and faces with two equivalent La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-6°. In the sixth Mn site, Mn(6) is bonded to one O(5), one O(9), two equivalent O(13), and two equivalent O(3) atoms to form MnO6 octahedra that share  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Mn(8)O6 octahedra, corners with two equivalent Mn(5)O6 octahedra, corners with two equivalent Mn(7)O6 octahedra,  a faceface with one Sr(1)O12 cuboctahedra,  a faceface with one Sr(7)O12 cuboctahedra,  a faceface with one Sr(8)O12 cuboctahedra,  a faceface with one La(1)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 2-6°. In the seventh Mn site, Mn(7) is bonded to one O(11), one O(7), two equivalent O(15), and two equivalent O(3) atoms to form MnO6 octahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(10)O6 octahedra, corners with two equivalent Mn(6)O6 octahedra, corners with two equivalent Mn(9)O6 octahedra,  a faceface with one Sr(3)O12 cuboctahedra,  a faceface with one Sr(5)O12 cuboctahedra,  a faceface with one Sr(6)O12 cuboctahedra,  a faceface with one La(1)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, and faces with two equivalent Sr(7)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 2-6°. In the eighth Mn site, Mn(8) is bonded to one O(2), one O(9), two equivalent O(16), and two equivalent O(19) atoms to form MnO6 octahedra that share  a cornercorner with one Mn(10)O6 octahedra,  a cornercorner with one Mn(6)O6 octahedra, corners with two equivalent Mn(1)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(4)O12 cuboctahedra,  a faceface with one Sr(8)O12 cuboctahedra, faces with two equivalent Sr(5)O12 cuboctahedra, and faces with two equivalent La(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-4°. In the ninth Mn site, Mn(9) is bonded to one O(1), one O(10), two equivalent O(15), and two equivalent O(20) atoms to form MnO6 octahedra that share  a cornercorner with one Mn(3)O6 octahedra,  a cornercorner with one Mn(5)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(7)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(7)O12 cuboctahedra, faces with two equivalent Sr(6)O12 cuboctahedra, and faces with two equivalent La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-6°. In the tenth Mn site, Mn(10) is bonded to one O(11), one O(2), two equivalent O(14), and two equivalent O(17) atoms to form MnO6 octahedra that share  a cornercorner with one Mn(7)O6 octahedra,  a cornercorner with one Mn(8)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra,  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 Sr(6)O12 cuboctahedra, faces with two equivalent Sr(7)O12 cuboctahedra, and faces with two equivalent La(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-5°. There are twenty inequivalent O sites. In the first O site, O(1) is bonded in a distorted linear geometry to one Sr(1), one Sr(3), two equivalent La(1), one Mn(5), and one Mn(9) atom. In the second O site, O(2) is bonded in a distorted linear geometry to one Sr(2), one Sr(4), two equivalent La(2), one Mn(10), and one Mn(8) atom. In the third O site, O(3) is bonded in a distorted linear geometry to one Sr(1), one Sr(3), one Sr(5), one Sr(7), one Mn(6), and one Mn(7) atom. In the fourth O site, O(4) is bonded in a distorted linear geometry to one Sr(2), one Sr(4), one Sr(6), one Sr(8), one Mn(3), and one Mn(4) atom. In the fifth O site, O(5) is bonded to one Sr(7), two equivalent Sr(3), one La(1), one Mn(2), and one Mn(6) atom to form distorted OSr3LaMn2 octahedra that share  a cornercorner with one O(7)Sr3LaMn2 octahedra,  a cornercorner with one O(8)Sr3LaMn2 octahedra,  a cornercorner with one O(10)Sr4Mn2 octahedra,  a cornercorner with one O(9)Sr4Mn2 octahedra, corners with two equivalent O(5)Sr3LaMn2 octahedra, and edges with two equivalent O(11)Sr4Mn2 octahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the sixth O site, O(6) is bonded to one Sr(8), two equivalent Sr(4), one La(2), one Mn(1), and one Mn(3) atom to form distorted OSr3LaMn2 octahedra that share  a cornercorner with one O(7)Sr3LaMn2 octahedra,  a cornercorner with one O(8)Sr3LaMn2 octahedra,  a cornercorner with one O(10)Sr4Mn2 octahedra,  a cornercorner with one O(9)Sr4Mn2 octahedra, corners with two equivalent O(6)Sr3LaMn2 octahedra, and edges with two equivalent O(12)Sr4Mn2 octahedra. The corner-sharing octahedral tilt angles range from 0-3°. In the seventh O site, O(7) is bonded to one Sr(5), two equivalent Sr(1), one La(1), one Mn(1), and one Mn(7) atom to form distorted OSr3LaMn2 octahedra that share  a cornercorner with one O(5)Sr3LaMn2 octahedra,  a cornercorner with one O(6)Sr3LaMn2 octahedra,  a cornercorner with one O(11)Sr4Mn2 octahedra,  a cornercorner with one O(12)Sr4Mn2 octahedra, corners with two equivalent O(7)Sr3LaMn2 octahedra, and edges with two equivalent O(9)Sr4Mn2 octahedra. The corner-sharing octahedral tilt angles range from 0-4°. In the eighth O site, O(8) is bonded to one Sr(6), two equivalent Sr(2), one La(2), one Mn(2), and one Mn(4) atom to form distorted OSr3LaMn2 octahedra that share  a cornercorner with one O(5)Sr3LaMn2 octahedra,  a cornercorner with one O(6)Sr3LaMn2 octahedra,  a cornercorner with one O(11)Sr4Mn2 octahedra,  a cornercorner with one O(12)Sr4Mn2 octahedra, corners with two equivalent O(8)Sr3LaMn2 octahedra, and edges with two equivalent O(10)Sr4Mn2 octahedra. The corner-sharing octahedral tilt angles range from 1-4°. In the ninth O site, O(9) is bonded to one Sr(1), one Sr(8), two equivalent Sr(5), one Mn(6), and one Mn(8) atom to form distorted OSr4Mn2 octahedra that share  a cornercorner with one O(5)Sr3LaMn2 octahedra,  a cornercorner with one O(6)Sr3LaMn2 octahedra, corners with two equivalent O(9)Sr4Mn2 octahedra, edges with two equivalent O(7)Sr3LaMn2 octahedra, and edges with two equivalent O(12)Sr4Mn2 octahedra. The corner-sharing octahedral tilt angles range from 1-2°. In the tenth O site, O(10) is bonded to one Sr(2), one Sr(7), two equivalent Sr(6), one Mn(3), and one Mn(9) atom to form distorted OSr4Mn2 octahedra that share  a cornercorner with one O(5)Sr3LaMn2 octahedra,  a cornercorner with one O(6)Sr3LaMn2 octahedra, corners with two equivalent O(10)Sr4Mn2 octahedra, edges with two equivalent O(8)Sr3LaMn2 octahedra, and edges with two equivalent O(11)Sr4Mn2 octahedra. The corner-sharing octahedral tilt angles range from 0-3°. In the eleventh O site, O(11) is bonded to one Sr(3), one Sr(6), two equivalent Sr(7), one Mn(10), and one Mn(7) atom to form distorted OSr4Mn2 octahedra that share  a cornercorner with one O(7)Sr3LaMn2 octahedra,  a cornercorner with one O(8)Sr3LaMn2 octahedra, corners with two equivalent O(11)Sr4Mn2 octahedra, edges with two equivalent O(5)Sr3LaMn2 octahedra, and edges with two equivalent O(10)Sr4Mn2 octahedra. The corner-sharing octahedral tilt angles range from 2-3°. In the twelfth O site, O(12) is bonded to one Sr(4), one Sr(5), two equivalent Sr(8), one Mn(4), and one Mn(5) atom to form distorted OSr4Mn2 octahedra that share  a cornercorner with one O(7)Sr3LaMn2 octahedra,  a cornercorner with one O(8)Sr3LaMn2 octahedra, corners with two equivalent O(12)Sr4Mn2 octahedra, edges with two equivalent O(6)Sr3LaMn2 octahedra, and edges with two equivalent O(9)Sr4Mn2 octahedra. The corner-sharing octahedral tilt angles range from 1-3°. In the thirteenth O site, O(13) is bonded in a distorted linear geometry to one Sr(3), one Sr(5), one Sr(8), one La(1), one Mn(5), and one Mn(6) atom. In the fourteenth O site, O(14) is bonded in a distorted linear geometry to one Sr(4), one Sr(6), one Sr(7), one La(2), one Mn(10), and one Mn(3) atom. In the fifteenth O site, O(15) is bonded in a distorted linear geometry to one Sr(1), one Sr(6), one Sr(7), one La(1), one Mn(7), and one Mn(9) atom. In the sixteenth O site, O(16) is bonded in a distorted linear geometry to one Sr(2), one Sr(5), one Sr(8), one La(2), one Mn(4), and one Mn(8) atom. In the seventeenth O site, O(17) is bonded in a distorted linear geometry to one Sr(2), one Sr(3), one Sr(7), one La(2), one Mn(10), and one Mn(2) atom. In the eighteenth O site, O(18) is bonded in a distorted linear geometry to one Sr(1), one Sr(4), one Sr(8), one La(1), one Mn(1), and one Mn(5) atom. In the nineteenth O site, O(19) is bonded in a distorted linear geometry to one Sr(1), one Sr(4), one Sr(5), one La(2), one Mn(1), and one Mn(8) atom. In the twentieth O site, O(20) is bonded in a distorted linear geometry to one Sr(2), one Sr(3), one Sr(6), one La(1), one Mn(2), and one Mn(9) atom. is represented by the CIF file [CIF]
data_Sr4LaMn5O15
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.458
_cell_length_b   6.718
_cell_length_c   8.757
_cell_angle_alpha   105.737
_cell_angle_beta   108.160
_cell_angle_gamma   89.999
_symmetry_Int_Tables_number   1
_cell_volume   292.405
_cell_formula_units_Z   1
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  La  La0  1  1.000  1.000  1.000  1.0
  Mn  Mn1  1  1.000  0.500  1.000  1.0
  Mn  Mn2  1  0.200  0.300  0.400  1.0
  Mn  Mn3  1  0.799  0.700  0.598  1.0
  Mn  Mn4  1  0.601  0.900  0.202  1.0
  Mn  Mn5  1  0.400  0.100  0.799  1.0
  O  O6  1  0.497  0.003  0.994  1.0
  O  O7  1  0.499  0.499  0.500  1.0
  O  O8  1  0.001  0.499  0.500  1.0
  O  O9  1  0.099  0.393  0.198  1.0
  O  O10  1  0.905  0.602  0.811  1.0
  O  O11  1  0.298  0.197  0.596  1.0
  O  O12  1  0.701  0.804  0.401  1.0
  O  O13  1  0.900  0.100  0.291  1.0
  O  O14  1  0.101  0.902  0.709  1.0
  O  O15  1  0.608  0.902  0.709  1.0
  O  O16  1  0.391  0.100  0.291  1.0
  O  O17  1  0.294  0.705  0.098  1.0
  O  O18  1  0.706  0.295  0.903  1.0
  O  O19  1  0.197  0.295  0.903  1.0
  O  O20  1  0.804  0.705  0.098  1.0
  Sr  Sr21  1  0.399  0.599  0.798  1.0
  Sr  Sr22  1  0.601  0.401  0.202  1.0
  Sr  Sr23  1  0.800  0.202  0.600  1.0
  Sr  Sr24  1  0.200  0.799  0.401  1.0
[/CIF]
.