SrLa3Mn4O12 is (Cubic) Perovskite-derived structured and crystallizes in the monoclinic C2/m space group. Sr(1) is bonded to two equivalent O(3), two equivalent O(4), four equivalent O(1), and four equivalent O(2) atoms to form SrO12 cuboctahedra that share corners with four equivalent La(2)O12 cuboctahedra, corners with eight equivalent La(1)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra, faces with four equivalent La(1)O12 cuboctahedra, faces with two equivalent Mn(2)O6 octahedra, faces with two equivalent Mn(3)O6 octahedra, and faces with four equivalent Mn(1)O6 octahedra. There are two inequivalent La sites. In the first La site, La(1) is bonded to two equivalent O(3), two equivalent O(4), four equivalent O(1), and four equivalent O(2) atoms to form LaO12 cuboctahedra that share corners with four equivalent Sr(1)O12 cuboctahedra, corners with four equivalent La(1)O12 cuboctahedra, corners with four equivalent La(2)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent La(1)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra, faces with two equivalent Mn(2)O6 octahedra, faces with two equivalent Mn(3)O6 octahedra, and faces with four equivalent Mn(1)O6 octahedra. In the second La site, La(2) is bonded to two equivalent O(3), two equivalent O(4), four equivalent O(1), and four equivalent O(2) atoms to form LaO12 cuboctahedra that share corners with four equivalent Sr(1)O12 cuboctahedra, corners with eight equivalent La(1)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with four equivalent La(1)O12 cuboctahedra, faces with two equivalent Mn(2)O6 octahedra, faces with two equivalent Mn(3)O6 octahedra, and faces with four equivalent Mn(1)O6 octahedra. There are three inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(4) atoms to form MnO6 octahedra that share corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra, and faces with four equivalent La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 2-3°. In the second Mn site, Mn(2) is bonded to two equivalent O(3) and four equivalent O(1) atoms to form MnO6 octahedra that share corners with two equivalent Mn(3)O6 octahedra, corners with four equivalent Mn(1)O6 octahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra, and faces with four equivalent La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles are 3°. In the third Mn site, Mn(3) is bonded to two equivalent O(3) and four equivalent O(2) atoms to form MnO6 octahedra that share corners with two equivalent Mn(2)O6 octahedra, corners with four equivalent Mn(1)O6 octahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra, and faces with four equivalent La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles are 3°. There are four inequivalent O sites. In the first O site, O(1) is bonded in a distorted linear geometry to one Sr(1), one La(2), two equivalent La(1), one Mn(1), and one Mn(2) atom. In the second O site, O(2) is bonded in a distorted linear geometry to one Sr(1), one La(2), two equivalent La(1), one Mn(1), and one Mn(3) atom. In the third O site, O(3) is bonded to one Sr(1), one La(2), two equivalent La(1), one Mn(2), and one Mn(3) atom to form a mixture of distorted corner and edge-sharing OSrLa3Mn2 octahedra. The corner-sharing octahedra are not tilted. In the fourth O site, O(4) is bonded to one Sr(1), one La(2), two equivalent La(1), and two equivalent Mn(1) atoms to form a mixture of distorted corner and edge-sharing OSrLa3Mn2 octahedra. The corner-sharing octahedra are not tilted.
SrLa3Mn4O12 is (Cubic) Perovskite-derived structured and crystallizes in the monoclinic C2/m space group. Sr(1) is bonded to two equivalent O(3), two equivalent O(4), four equivalent O(1), and four equivalent O(2) atoms to form SrO12 cuboctahedra that share corners with four equivalent La(2)O12 cuboctahedra, corners with eight equivalent La(1)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra, faces with four equivalent La(1)O12 cuboctahedra, faces with two equivalent Mn(2)O6 octahedra, faces with two equivalent Mn(3)O6 octahedra, and faces with four equivalent Mn(1)O6 octahedra. Both Sr(1)-O(3) bond lengths are 2.80 Å. Both Sr(1)-O(4) bond lengths are 2.80 Å. All Sr(1)-O(1) bond lengths are 2.84 Å. All Sr(1)-O(2) bond lengths are 2.83 Å. There are two inequivalent La sites. In the first La site, La(1) is bonded to two equivalent O(3), two equivalent O(4), four equivalent O(1), and four equivalent O(2) atoms to form LaO12 cuboctahedra that share corners with four equivalent Sr(1)O12 cuboctahedra, corners with four equivalent La(1)O12 cuboctahedra, corners with four equivalent La(2)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent La(1)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra, faces with two equivalent Mn(2)O6 octahedra, faces with two equivalent Mn(3)O6 octahedra, and faces with four equivalent Mn(1)O6 octahedra. Both La(1)-O(3) bond lengths are 2.76 Å. Both La(1)-O(4) bond lengths are 2.75 Å. There are two shorter (2.73 Å) and two longer (2.78 Å) La(1)-O(1) bond lengths. There are two shorter (2.74 Å) and two longer (2.80 Å) La(1)-O(2) bond lengths. In the second La site, La(2) is bonded to two equivalent O(3), two equivalent O(4), four equivalent O(1), and four equivalent O(2) atoms to form LaO12 cuboctahedra that share corners with four equivalent Sr(1)O12 cuboctahedra, corners with eight equivalent La(1)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with four equivalent La(1)O12 cuboctahedra, faces with two equivalent Mn(2)O6 octahedra, faces with two equivalent Mn(3)O6 octahedra, and faces with four equivalent Mn(1)O6 octahedra. Both La(2)-O(3) bond lengths are 2.70 Å. Both La(2)-O(4) bond lengths are 2.72 Å. All La(2)-O(1) bond lengths are 2.79 Å. All La(2)-O(2) bond lengths are 2.78 Å. There are three inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(4) atoms to form MnO6 octahedra that share corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra, and faces with four equivalent La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 2-3°. Both Mn(1)-O(1) bond lengths are 1.87 Å. Both Mn(1)-O(2) bond lengths are 1.96 Å. Both Mn(1)-O(4) bond lengths are 1.99 Å. In the second Mn site, Mn(2) is bonded to two equivalent O(3) and four equivalent O(1) atoms to form MnO6 octahedra that share corners with two equivalent Mn(3)O6 octahedra, corners with four equivalent Mn(1)O6 octahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra, and faces with four equivalent La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles are 3°. Both Mn(2)-O(3) bond lengths are 1.91 Å. All Mn(2)-O(1) bond lengths are 2.03 Å. In the third Mn site, Mn(3) is bonded to two equivalent O(3) and four equivalent O(2) atoms to form MnO6 octahedra that share corners with two equivalent Mn(2)O6 octahedra, corners with four equivalent Mn(1)O6 octahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent La(2)O12 cuboctahedra, and faces with four equivalent La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles are 3°. Both Mn(3)-O(3) bond lengths are 2.07 Å. All Mn(3)-O(2) bond lengths are 1.94 Å. There are four inequivalent O sites. In the first O site, O(1) is bonded in a distorted linear geometry to one Sr(1), one La(2), two equivalent La(1), one Mn(1), and one Mn(2) atom. In the second O site, O(2) is bonded in a distorted linear geometry to one Sr(1), one La(2), two equivalent La(1), one Mn(1), and one Mn(3) atom. In the third O site, O(3) is bonded to one Sr(1), one La(2), two equivalent La(1), one Mn(2), and one Mn(3) atom to form a mixture of distorted corner and edge-sharing OSrLa3Mn2 octahedra. The corner-sharing octahedra are not tilted. In the fourth O site, O(4) is bonded to one Sr(1), one La(2), two equivalent La(1), and two equivalent Mn(1) atoms to form a mixture of distorted corner and edge-sharing OSrLa3Mn2 octahedra. The corner-sharing octahedra are not tilted.